# QuantiYard Free home improvement and DIY quantity calculators: enter your measurements and get the amount of material to buy, in the unit your supplier sells it in. Every calculator states its formula in plain language, carries a waste allowance, names what it derives from, and runs entirely in the browser with no sign-up and no stored data. Site: https://quantiyard.com/ Contact: hello@quantiyard.com (https://quantiyard.com/contact) Method and sources: https://quantiyard.com/methodology Linking and attribution: https://quantiyard.com/link-to-us Every page is free to cite and free to link. Each one carries a Cite this page block with ready-made APA, MLA and HTML citations, and every calculator can be embedded with ?embed=1. Calculator state is shareable: append input ids as query parameters and the page restores and recalculates. Example: https://quantiyard.com/gravel-calculator?len=20&wid=10&dep=4 ## Calculators - https://quantiyard.com/concrete-calculator Concrete Calculator: Cubic Yards and Bags Answers: Free concrete calculator. Enter slab, footing, wall, or round-column dimensions to get cubic yards of ready-mix and the number of 40, 60, or 80 lb bags. Produces: Concrete needed, 80 lb bags, 60 lb bags, 40 lb bags, Estimated cost - https://quantiyard.com/gravel-calculator Gravel Calculator: Tons and Cubic Yards Needed Answers: Free gravel and aggregate calculator. Crushed gravel runs 1.4 to 1.5 tons per cubic yard. Enter area and depth for yards and tons of stone, sand or granite. Produces: Material needed, Cubic feet, Estimated cost - https://quantiyard.com/mulch-calculator Mulch & Topsoil Calculator: Bags vs. Bulk Yards Answers: Free mulch and topsoil calculator. A mulch bag holds 2 cubic feet. Enter bed area and depth for cubic yards of bulk delivery or the number of bags. Produces: Material needed, Bags needed, Estimated bulk cost - https://quantiyard.com/paint-calculator Paint Calculator: Gallons Needed by Wall Area Answers: Free paint calculator. A gallon covers about 350 square feet. Enter room dimensions, doors, windows and coats to get the gallons of paint you need. Produces: Paint needed, Rounded up to, Estimated cost - https://quantiyard.com/tile-calculator Tile Calculator: Tiles, Boxes & Grout Needed Answers: Free tile calculator. Enter room size and tile dimensions to get tiles, boxes and estimated grout weight, with a 10% waste allowance for cuts. Produces: Tiles needed, Boxes, Grout (est.) - https://quantiyard.com/drywall-calculator Drywall Calculator: Sheets, Mud & Screws Needed Answers: Free drywall calculator. Enter room dimensions to get the number of 4x8 sheets, joint compound, and screws needed, with a waste allowance. Produces: Drywall needed, Screws, Joint compound - https://quantiyard.com/flooring-calculator Flooring Calculator: Boxes Needed by Room Answers: Free flooring calculator. Waste runs 10% on a straight layout and 15% on a diagonal. Enter room size and box coverage to get the boxes you need. Produces: Boxes needed, Total coverage bought, Estimated cost - https://quantiyard.com/fence-calculator Fence Calculator: Posts, Panels and Concrete Answers: Free fence calculator. Posts every 8 ft is the usual spacing. Enter fence length, spacing and gates to get posts, panels and concrete for the holes. Produces: Posts needed, Concrete (80 lb bags) - https://quantiyard.com/stairs-calculator Stair Stringer Calculator: Rise, Run and Length Answers: Free stair stringer calculator. The IRC caps risers at 7 3/4 in and sets treads at 10 in minimum. Enter total rise for steps, run, stringer and angle. Produces: Your stairs, Treads, Total run, Stringer length (min.), Stair angle, Stringer boards - https://quantiyard.com/deck-calculator Deck Calculator: Boards, Joists and Screws Answers: Free deck calculator. Enter deck size and board layout to get decking boards, joists, joist linear feet and screws, with a 10% waste allowance. Produces: Decking boards, Rows of decking, Decking (total), Joists, Joist material (total), Deck screws - https://quantiyard.com/roofing-calculator Roofing Calculator: Squares, Bundles & Pitch Answers: Free roofing calculator. Three bundles cover a square and a roll of underlayment covers 400 square feet. Enter footprint and pitch for area and bundles. Produces: Roofing needed, Pitch multiplier, Shingle bundles (3/square), Underlayment rolls (400 ft²), Squares to order - https://quantiyard.com/hvac-calculator BTU Calculator: HVAC & AC Sizing by Room Size Answers: Free BTU and HVAC sizing calculator. A ton of cooling is 12,000 BTU. Enter room size, ceiling height, climate and sun for cooling and heating BTU. Produces: Cooling load, Heating load, Cooling rate, Suggested AC size - https://quantiyard.com/paver-calculator Paver Calculator: Pavers, Base and Sand Answers: Free paver calculator. A 4 by 8 in paver at a 1/8 in joint lays about 4.3 per square foot. Enter patio size for pavers, gravel base and sand bedding. Produces: Pavers needed, Pavers per ft², Gravel base, Gravel base (tons), Sand bed, Estimated cost - https://quantiyard.com/insulation-calculator Insulation Calculator: R-Value and Bags Needed Answers: Free insulation calculator. Attics want R-49 across most of the US and R-60 in the coldest zones. Get your R-value gap, inches, and bags or batts. Produces: Recommended R-value, R-value to add, Material depth - https://quantiyard.com/sod-calculator Sod Calculator: Square Feet, Pieces & Pallets Answers: Free sod calculator. A pallet covers 450 square feet. Enter your lawn size to get square feet of sod, the number of pieces, pallets to order and cost. Produces: Sod needed, Pieces, Pallets (450 ft²), Estimated cost - https://quantiyard.com/grass-seed-calculator Grass Seed Calculator: Pounds, Rate & Bags Answers: Free grass seed calculator. Enter your lawn size and grass type to get pounds of seed, the seeding rate per 1,000 sq ft, and how many bags to buy. Produces: Grass seed needed, At the published range, Bags to buy, Those bags cover - https://quantiyard.com/retaining-wall-calculator Retaining Wall Calculator: Blocks, Caps and Base Answers: Free retaining wall block calculator. Past 4 ft a wall generally needs an engineer. Get blocks, courses, caps, base gravel in yards and tons, and backfill. Produces: Wall blocks needed, Cap blocks, Base gravel (cu yd), Base gravel (tons), Backfill gravel (cu yd), Height, base to top - https://quantiyard.com/brick-calculator Brick Calculator: How Many Bricks You Need Answers: Free brick calculator. Modular brick at a 3/8 in joint runs just under 6.9 bricks per square foot. Enter wall size for bricks, mortar bags and cost. Produces: Bricks needed, Bricks per ft², Mortar (80 lb bags), Estimated cost - https://quantiyard.com/board-foot-calculator Board Foot Calculator: Lumber Volume & Cost Answers: Free board foot calculator. A 2x6 at 8 ft is exactly 8 board feet. Enter thickness, width, length and quantity for board feet, linear feet and cost. Produces: Total board feet, Total linear feet, Estimated cost - https://quantiyard.com/plywood-calculator Plywood & Sheathing Calculator: Sheets by Area Answers: Free plywood and sheathing calculator. A 4 by 8 sheet covers 32 square feet. Enter your area to get sheets, coverage bought and estimated cost. Produces: Sheets needed, Area with waste, Coverage bought, Estimated cost - https://quantiyard.com/framing-calculator Wall Framing Calculator: Studs and Plates Answers: Free wall framing calculator. Field studs at 16 in on centre, plus 3 studs per corner and kings, jacks and cripples counted separately. Plates and headers too. Produces: Studs needed, Field studs, King studs, Jack studs (trimmers), Cripples, Corner studs, Plate stock ( 3, Header stock, 2-ply - https://quantiyard.com/rebar-calculator Rebar Calculator: Bars, Linear Feet and Laps Answers: Free rebar calculator for a slab grid. Lap splices run 40 bar diameters. Get bars each way, total linear feet, stock bars to buy and tie count. Produces: Bars in the mat, Running the length, Running the width, Total linear feet, Stock bars to buy, With offcuts spliced, Ties at intersections, Lap splice length - https://quantiyard.com/siding-calculator Siding Calculator: Squares, Pieces & Trim Answers: Free siding calculator. A vinyl box covers 2 squares, 200 square feet. Enter up to four walls plus gables for squares, pieces, boxes and J-channel. Produces: Siding needed, Gross wall and gable area, Openings taken off, Area with waste, Pieces, Boxes (2 squares), Starter strip, J-channel, Estimated cost - https://quantiyard.com/trim-calculator Baseboard and Trim Calculator: Linear Feet Answers: Free baseboard and trim calculator. Waste runs 15%, because a coped or mitred corner leaves nothing usable. Get linear feet, pieces to buy and cost. Produces: Trim needed, With 15, Pieces to buy, Total bought, Estimated cost - https://quantiyard.com/deck-stain-calculator Deck Stain Calculator: Gallons Including Rails Answers: Free deck stain calculator. On a 12 by 16 deck the railing is 264 square feet against 192 of boards. Get total area, gallons for your coats and cans. Produces: Stain needed, Deck boards, Railing, both faces, Stairs, Cans to buy, Estimated cost - https://quantiyard.com/carpet-calculator Carpet Calculator: Square Yards and Roll Feet Answers: Free carpet calculator. Carpet comes off a roll, so a 13 by 16 room can need 38.13 square yards to cover 23.11 of floor. Get drops, roll feet and padding. Produces: Carpet to order, Drops off the roll, Linear feet of roll, Material bought, On a 15, Padding, Estimated cost - https://quantiyard.com/excavation-calculator Excavation Calculator: Cubic Yards with Swell Answers: Free excavation and fill dirt calculator. Topsoil swells 25% when dug, so 44.44 cubic yards in the ground loads out as 55.56. Get tons and truck loads. Produces: In the ground, Weight, Extra volume from swell - https://quantiyard.com/thinset-calculator Thinset Calculator: Bags of Mortar for Tile Answers: Free thinset calculator. A 50 lb bag covers 95 square feet at a 1/4 in notch and 40 at 1/2 in. Enter area, notch and bag size to get bags needed. Produces: Thinset needed, Coverage per bag, Area with waste, Coverage bought - https://quantiyard.com/gutter-calculator Gutter Calculator: Linear Feet and Downspouts Answers: Free gutter calculator. Enter eave runs and roof footprint for gutter linear feet, downspout count, and whether the job wants 5 inch or 6 inch gutter. Produces: Gutter needed, Downspouts, Downspout size, Drainage area (after pitch factor), Pitch factor, Hangers, End caps, Inside corners, Outside corners, Downspout outlets, Estimated cost - https://quantiyard.com/wallpaper-calculator Wallpaper Calculator: Rolls Needed by Room Size Answers: Free wallpaper calculator. A standard roll is 20.5 in by 33 ft. Counted in strips the way a paperhanger counts, so the pattern repeat is accounted for. Produces: Wallpaper needed, Cut length per strip, Strips per roll, Roll coverage, Spare strips - https://quantiyard.com/french-drain-calculator French Drain Calculator: Gravel and Fabric Answers: Free French drain calculator. A 50 ft trench 12 in wide and 18 in deep takes 2.62 cubic yards of stone. Get tons, pipe length and fabric width as well. Produces: Drainage stone, Pipe, Stone after pipe, Landscape fabric, Fabric width, Estimated cost - https://quantiyard.com/raised-garden-bed-calculator Raised Garden Bed Calculator: Soil and Lumber Answers: Free raised garden bed calculator. A 4 by 8 bed 12 in deep takes 32 cubic feet of soil, 22 bags. Get cubic yards, bag count and framing lumber. Produces: Soil needed, Bags to buy, Frame lumber, Courses of board, Growing area - https://quantiyard.com/pool-volume-calculator Pool Volume Calculator: Gallons by Shape Answers: Free pool volume calculator. A 16 by 32 pool sloping 3 ft to 8 ft holds 21,065 gallons. Get gallons, cubic feet and gallons per inch for dosing. Produces: Pool volume, Surface area, Gallons per inch of depth, Turnovers at 8 hours, Litres - https://quantiyard.com/firewood-cord-calculator Firewood Cord Calculator: Is It a Full Cord? Answers: Free firewood cord calculator. A full cord is 128 cubic feet, 4 by 4 by 8 ft stacked, and a face cord of 16 in logs is a third of that. Measure a stack. Produces: That stack is, Percent of a full cord, Face cords at this log length, Stack depth, Price per cord - https://quantiyard.com/driveway-sealer-calculator Driveway Sealer Calculator: Pails Needed Answers: Free driveway sealer calculator. Enter driveway size, surface condition and coats to get the 5 gallon pails you need, with coverage set by asphalt porosity. Produces: Sealer needed, Coverage to apply, Gallons, Coverage bought, Estimated cost - https://quantiyard.com/chain-link-fence-calculator Chain Link Fence Calculator: Posts and Rail Answers: Free chain link fence calculator. A 100 ft run with two corners and a gate needs 9 line posts and 6 terminal. Get rail, fabric, bands and ties as well. Produces: Posts needed, Top rail (21 ft sticks), Fabric (50 ft rolls), Tension bars, Tension bands, Rail ends, Tie wires - https://quantiyard.com/countertop-calculator Countertop Calculator: Square Feet by Section Answers: Free countertop calculator. Depth defaults to 25 in, overhang included. Enter up to three runs plus a backsplash for square feet, linear feet and cost. Produces: Countertop needed, Counter surface, Backsplash, With fabrication allowance, Estimated cost - https://quantiyard.com/shed-foundation-calculator Shed Foundation Calculator: Gravel Pad or Slab Answers: Free shed foundation calculator. A gravel pad runs 12 in past the shed on every side. Get cubic yards and tons for a pad, or yards and bags for a slab. Produces: Foundation material, Tons of gravel, Bags of 80 lb mix, Pad area, Estimated cost - https://quantiyard.com/lawn-fertilizer-calculator Lawn Fertilizer Calculator: Bags by N Rate Answers: Free lawn fertilizer calculator. Get pounds of product, bags and the spreader rate per 1,000 sq ft from your lawn size, target nitrogen and the bag's N number. Produces: Fertilizer needed, Bags to buy, Spreader rate, One bag covers, Product bought - https://quantiyard.com/soil-amendment-calculator Soil Amendment Calculator: Compost Volume Answers: Free soil amendment calculator. Aim for 25 to 33% of the worked layer by volume. Get cubic feet, cubic yards, bags, and the share you actually land on. Produces: Amendment needed, Bags to buy, Share of the tilled layer, Finished depth, Estimated cost ## Cost and comparison guides - https://quantiyard.com/concrete-patio-cost Concrete Patio Cost in 2026: Per Square Foot Answers: What a concrete patio costs in 2026: $6 to $13 per square foot for a plain broom finish, $9 to $30 stamped. Prices by patio size and finish, plus DIY costs. Key figures: A plain broom-finish concrete patio costs $6 to $13 per square foot installed in 2026. Stamped or decorative finishes run $9 to $30. Materials alone, doing it yourself, come to $3.16 to $5.26. A 12 by 12 patio is 144 square feet, so roughly $865 to $1,870 plain. - https://quantiyard.com/deck-cost Deck Building Cost in 2026: Per Square Foot Answers: What a deck costs in 2026: $25 to $50 per square foot for pressure treated, $30 to $47 cedar, $40 to $80 composite. Prices by size, railing, stairs and height. Key figures: A pressure treated deck costs $25 to $50 per square foot installed in 2026, cedar $30 to $47, and composite $40 to $80. On an identical footprint composite runs about 60 percent more at matching ends of those ranges, and railing, stairs and height are where most of the rest goes. - https://quantiyard.com/fence-cost Fence Installation Cost in 2026: Per Foot Answers: What a fence costs in 2026: $25 to $50 per linear foot for wood privacy, $10 to $20 chain link, $40 to $60 vinyl, $40 to $75 aluminum. Plus yard sizes. Key figures: A 6 foot wood privacy fence costs $25 to $50 per linear foot installed in 2026. Chain link runs $10 to $20, vinyl privacy $40 to $60, and ornamental aluminum $40 to $75. Gates, corners and post setting are what move a quote away from the per foot rate. - https://quantiyard.com/bagged-vs-ready-mix-concrete Bagged vs. Ready-Mix Concrete: Cost and Labor Answers: A yard of 80 lb bags is about $291. A short-load yard of ready-mix runs $150 to $210. Bags win with no short load, no truck access, or scattered holes. Key figures: If a plant will sell a short load, ready-mix usually costs less even at 1 cubic yard: $150 to $210 delivered, against about $291 for the 45 bags of 80 lb mix it replaces. Bags win when the plant will not sell a short load, when a truck cannot reach the pour, or for a scatter of small holes. - https://quantiyard.com/composite-vs-wood-decking Composite vs. Wood Decking: 20-Year Cost Answers: Pressure treated, cedar and composite decking compared on price, upkeep, lifespan and heat. On a 12 by 16 deck, composite catches up in year 16 to 30. Key figures: Over ten years a 12 by 16 pressure treated deck costs $5,664 to $13,440 with staining, against $7,680 to $15,360 for composite, so treated is cheaper at both ends. Composite catches up somewhere between about year 16 and year 30. The real question is how long you plan to own the deck. - https://quantiyard.com/driveway-cost Driveway Cost 2026: Gravel, Asphalt, Concrete Answers: Driveways run $4 to $30 per square foot installed. Gravel is cheapest, pavers cost the most, and asphalt and concrete sit between. Cost by size and lifespan. Key figures: A driveway costs $4 to $30 per square foot installed, and the material decides where you land: gravel $4 to $10, asphalt $5 to $12, concrete $6 to $15, pavers $10 to $30. On a typical 480 square foot two-car drive that is $1,920 for gravel and $14,400 for pavers. - https://quantiyard.com/paint-room-cost Cost to Paint a Room in 2026: Per Square Foot Answers: What it costs to paint a room in 2026: $1 to $3 per square foot of wall area in painter labor, or $150 to $300 in paint and supplies to do it yourself. Key figures: A painter's labor runs $1 to $3 per square foot of wall area in 2026. A 12 by 14 bedroom with 8 foot ceilings has 363 square feet of wall, so $363 to $1,089 for the walls, and paint and supplies to do a typical room yourself run $150 to $300. Wall area is not floor area. - https://quantiyard.com/landscaping-cost Landscaping Cost in 2026: Mulch, Sod and Beds Answers: What landscaping costs in 2026: bulk mulch at $20 to $80 per cubic yard plus delivery, bags at $2 to $15, sod at $1.00 to $2.00 per sq ft, seed at $0.10 to $0.20. Key figures: Bulk mulch costs $20 to $80 per cubic yard plus a $50 to $100 delivery fee in 2026, and 2 cubic foot bags cost $2 to $15 each, 14 to the yard. Which is cheaper depends on your local bag price. Sod runs $1.00 to $2.00 per square foot installed and seed $0.10 to $0.20. - https://quantiyard.com/basement-finishing-cost Basement Finishing Cost 2026: Per Square Foot Answers: What finishing a basement costs in 2026: $30 to $50 per square foot on HomeGuide's figures, $7 to $23 on HomeAdvisor's, and most projects $15,000 to $75,000. Key figures: Finishing a basement costs $30 to $50 per square foot on HomeGuide's figures and $7 to $23 on HomeAdvisor's, and both put most projects between $15,000 and $75,000. A 1,000 square foot basement is $30,000 to $50,000 at HomeGuide's rate and $7,000 to $23,000 at HomeAdvisor's, so price your own scope line by line. - https://quantiyard.com/roof-replacement-cost Roof Replacement Cost in 2026: Per Square Answers: What a new roof costs in 2026: $400 to $600 per square for architectural asphalt, $300 to $500 for three-tab, $900 to $1,600 for standing seam metal. Key figures: A new architectural asphalt roof costs $400 to $600 per square installed in 2026. Three-tab runs $300 to $500 and standing seam metal $900 to $1,600. A typical 2,000 square foot house lands between $8,960 and $13,440, and the pitch multiplier is most of what moves it. - https://quantiyard.com/flooring-cost Flooring Cost in 2026: Price Per Square Foot Answers: What new flooring costs in 2026: LVP at $4 to $16 a square foot installed, laminate $4 to $14, engineered wood $7 to $20, hardwood $11 to $25, tile $10 to $50. Key figures: New flooring costs $4 to $15 per square foot installed on average in 2026, and the material decides where a job lands: luxury vinyl plank $4 to $16, laminate $4 to $14, engineered wood $7 to $20, solid hardwood $11 to $25, tile $10 to $50. Subfloor prep and tear-out are what move a quote. - https://quantiyard.com/retaining-wall-cost Retaining Wall Cost in 2026: Per Square Foot Answers: What a retaining wall costs in 2026: $15 to $35 per face square foot in segmental block, a $1,500 to $3,000 contractor minimum, and engineering over 4 feet. Key figures: A segmental block retaining wall costs $15 to $35 per face square foot installed, and HomeGuide puts the average across wall types at $35 to $65. A 20 foot wall with 3 feet showing is 60 face square feet, so $900 to $2,100, though most contractors charge a $1,500 to $3,000 minimum. Above 4 feet it becomes engineering. - https://quantiyard.com/gravel-vs-concrete-driveway Gravel vs. Concrete Driveway: 10-Year Cost Answers: Gravel runs $4 to $10 per square foot installed and concrete $6 to $15. On a 480 square foot driveway that is $1,920 to $4,800 against $2,880 to $7,200. Key figures: Gravel costs $4 to $10 per square foot installed and concrete $6 to $15, so a 480 square foot two-car drive is $1,920 to $4,800 against $2,880 to $7,200. No published survey prices gravel upkeep, and on published figures concrete never catches up within its 30 to 40 year life. Snow, slope and the street decide it. - https://quantiyard.com/mulch-vs-rock Mulch vs. Rock: Cost and the Crossover Year Answers: Mulch is $20 to $80 per cubic yard plus delivery, redone yearly. Rock is $15 to $75 and lasts a decade. At like prices, rock wins by year 2 or 3 on 500 sq ft. Key figures: Bulk mulch costs $20 to $80 per cubic yard plus delivery and needs topping up every year. Crushed stone costs $15 to $75 and lasts a decade. On a 500 square foot bed, comparing the same end of each price range, rock is cheaper from year 2 or 3 onward and costs under half as much over ten years. - https://quantiyard.com/sod-vs-seed Sod vs. Seed: Cost, Timing and Which to Pick Answers: Sod is $1.00 to $2.00 per square foot installed and seed is $0.10 to $0.20. On a 5,000 square foot lawn that is $5,000 to $10,000 against $500 to $1,000. Key figures: Professional sod costs $1.00 to $2.00 per square foot installed and professional seeding $0.10 to $0.20. On a 5,000 square foot lawn that is $5,000 to $10,000 against $500 to $1,000. Sod is walkable in 10 to 14 days, while a seeded lawn spends 4 to 8 weeks establishing. - https://quantiyard.com/lvp-vs-laminate-vs-hardwood LVP vs. Laminate vs. Hardwood: Cost and Water Answers: LVP is $4 to $16 per square foot installed, laminate $4 to $14, solid hardwood $11 to $25. Water resistance, durability, lifespan, and which room takes which. Key figures: Luxury vinyl plank costs $4 to $16 per square foot installed, laminate costs $4 to $14, and solid hardwood costs $11 to $25. LVP and laminate are close enough on price that water decides between them rather than money. Hardwood costs 1.6 to 2.75 times as much and is the only one of the three you can refinish. - https://quantiyard.com/blown-in-vs-batt-insulation Blown-In vs. Batt Insulation: Cost and R-Value Answers: Blown-in runs $0.87 to $1.26 per square foot in an attic at R-49 against $1.71 to $2.32 for batts. R-value per inch, settling, and whether DIY is feasible. Key figures: In an attic at R-49, blown-in costs $0.87 to $1.26 per square foot in materials against $1.71 to $2.32 for batts. Blown-in is roughly half the price, goes down in an afternoon, and fills around joists and wiring. In a wall the answer flips, on whether the wall is open. - https://quantiyard.com/mini-split-vs-central-ac Mini-Split vs. Central AC: Cost and Efficiency Answers: A single-zone mini-split runs $2,500 to $6,000 installed. Central AC on existing ducts runs $5,000 to $12,500, or $9,000 to $16,000 with new ductwork. Key figures: A single-zone mini-split costs $2,500 to $6,000 installed. Central air on existing ductwork costs $5,000 to $12,500, and central air that needs new ductwork costs $9,000 to $16,000. Whether the house already has ducts settles this more often than any spec on either system does. - https://quantiyard.com/insulation-cost Insulation Cost in 2026: Per Square Foot Answers: What insulation costs in 2026: $1.00 to $4.50 per square foot installed. Batts $0.80 to $2.60, blown-in $1.00 to $2.80, spray foam $1.00 to $4.50. Key figures: Insulation costs $1.00 to $4.50 per square foot installed in 2026. Batts and rolls run $0.80 to $2.60, blown-in $1.00 to $2.80, and spray foam $1.00 to $4.50. A 1,000 square foot attic blown in comes to $1,000 to $2,800, before any old insulation comes out. - https://quantiyard.com/drywall-cost Drywall Cost in 2026: Per Square Foot Answers: What drywall costs in 2026: $1.50 to $3.50 per square foot hung and finished, $1.50 to $3.80 on ceilings, $30 to $70 a sheet. Plus room sizes. Key figures: Drywall costs $1.50 to $3.50 per square foot hung, taped and finished in 2026, and $1.50 to $3.80 on a ceiling. Board is only $0.50 to $0.80 of that and labor the rest. A 12 by 12 room runs $580 to $1,800, and a whole 2,000 square foot house $8,000 to $30,000. - https://quantiyard.com/siding-cost Siding Cost in 2026: Per Square Answers: What siding costs in 2026: vinyl $400 to $1,200 per square installed, fiber cement $600 to $1,500, engineered wood $700 to $1,200. Plus house sizes. Key figures: Vinyl siding costs $400 to $1,200 per square installed in 2026, and a square is 100 square feet of wall. Fiber cement runs $600 to $1,500 and engineered wood $700 to $1,200. A house with 15 squares of wall comes to $6,000 to $18,000 in vinyl, before old siding comes off. - https://quantiyard.com/paver-patio-cost Paver Patio Cost in 2026: Per Square Foot Answers: What a paver patio costs in 2026: $8 to $25 per square foot installed, concrete pavers $6 to $17, brick $12 to $20, natural stone $15 to $30. Plus sizes. Key figures: A paver patio costs $8 to $25 per square foot installed in 2026, and natural stone such as flagstone can reach $50. Concrete pavers run $6 to $17 installed and brick $12 to $20. A 12 by 16 foot patio comes to $1,200 to $5,800, and the typical project lands between $2,400 and $7,000. - https://quantiyard.com/french-drain-cost French Drain Cost in 2026: Per Linear Foot Answers: What a French drain costs in 2026: $10 to $35 per linear foot in a yard, $30 to $90 for a deep foundation drain, $40 to $85 inside a basement. Plus lengths. Key figures: A French drain in a yard costs $10 to $35 per linear foot installed in 2026. A deep exterior drain at the foundation runs $30 to $90 per foot, and an interior basement drain $40 to $85. A 100 foot yard drain comes to $1,000 to $3,500, and where the water ends up can add as much again. - https://quantiyard.com/gutter-cost Gutter Installation Cost in 2026: Per Foot Answers: What gutters cost in 2026: $12 to $25 per linear foot installed, aluminum $10 to $20, vinyl $8 to $12, copper $25 to $40, downspouts $30 to $75 each. Key figures: Gutters cost $12 to $25 per linear foot installed in 2026, or $2,200 to $5,000 for an average single-story home. Aluminum runs $10 to $20 per foot, vinyl $8 to $12 and copper $25 to $40. Downspouts add $30 to $75 each, and a second story adds $1 to $3 per foot. - https://quantiyard.com/sod-cost Sod Cost in 2026: Per Square Foot Answers: What sod costs in 2026: $1.00 to $2.00 per square foot installed on bare soil, $1.50 to $4.00 to replace a lawn, $130 to $360 a pallet. Plus lawn sizes. Key figures: New sod costs $1.00 to $2.00 per square foot installed on bare, prepared soil in 2026, and $1.50 to $4.00 when an old lawn has to come out first. The sod alone is $0.30 to $0.80 per square foot, or $130 to $360 a pallet. A 5,000 square foot lawn runs $5,000 to $10,000 installed. - https://quantiyard.com/carpet-cost Carpet Cost in 2026: Installed Per Square Foot Answers: What carpet costs in 2026: $2 to $8 per square foot installed, $1 to $5 for the carpet alone, $0.50 to $1.50 labor. Plus room sizes and the square yard catch. Key figures: Carpet costs $2 to $8 per square foot installed in 2026, which is $18 to $72 per square yard. The carpet alone is $1 to $5 per square foot and labor $0.50 to $1.50. A 12 by 15 room runs $300 to $1,400, and the roll width decides how much carpet you actually buy. - https://quantiyard.com/tile-cost Tile Installation Cost in 2026: Per Square Foot Answers: What tile installation costs in 2026: $10 to $50 per square foot installed, $2 to $30 for the tile, $8 to $20 labor. By material, room, and what removal adds. Key figures: Tile installation costs $10 to $50 per square foot in 2026, and 200 square feet runs $2,000 to $10,000. The tile itself is $2 to $30 per square foot and labor $8 to $20, so the setter is a large share of the price. Porcelain runs $15 to $50 installed and ceramic $12 to $40. - https://quantiyard.com/countertop-cost Countertop Cost in 2026: Per Square Foot Answers: What countertops cost in 2026: $50 to $150 per square foot installed, quartz $50 to $200, granite $80 to $150, laminate $20 to $80, by kitchen size. Key figures: Kitchen countertops cost $50 to $150 per square foot installed in 2026, and an average kitchen of 30 to 40 square feet runs $1,500 to $6,000. Quartz is $50 to $200 installed, granite $80 to $150 and laminate $20 to $80. Labor is $20 to $50 of every square foot. - https://quantiyard.com/ac-replacement-cost AC Replacement Cost in 2026: Per System and Per Ton Answers: What central AC replacement costs in 2026: $5,000 to $8,300 standard, $8,300 to $12,500 mid-range, $9,000 to $16,000 with new ductwork. By ton and SEER2. Key figures: Replacing central air costs $5,000 to $8,300 for a standard efficiency system in 2026 and $8,300 to $12,500 for a mid-range one, installed on existing ducts. With new ductwork it runs $9,000 to $16,000. By size, a 3 ton system is $5,800 to $7,800 for a basic installation. ## Reference charts - https://quantiyard.com/concrete-bag-yield-chart Concrete Bag Yield Chart: 40, 60 & 80 lb Bags Answers: An 80 lb bag of concrete yields 0.60 cubic feet, 45 bags per cubic yard. 60 lb bags yield 0.45 cubic feet (60/yard), 40 lb bags 0.30 cubic feet (90/yard). Key figures: An 80 lb bag of concrete mix yields 0.60 cubic feet, a 60 lb bag yields 0.45, and a 40 lb bag yields 0.30. That is 45 bags of 80 lb mix to make a cubic yard, 60 bags of 60 lb, or 90 bags of 40 lb. Quikrete prints these three figures on its own Concrete Mix data sheet. - https://quantiyard.com/roof-pitch-chart Roof Pitch Chart: Multiplier and Angle Answers: A 6 in 12 roof pitch has a 1.118 multiplier and a 26.6 degree angle. Full chart from 1/12 to 12/12 with multipliers, angles, and a worked roof area example. Key figures: A 6 in 12 roof pitch carries a multiplier of 1.118 and sits at a 26.6 degree angle. Multiply your roof's flat footprint by the multiplier for your pitch to get the sloped area you actually have to cover. A 4 in 12 is 1.054 and a 12 in 12 is 1.414. - https://quantiyard.com/material-weight-chart Material Weight Chart: Pounds Per Cubic Yard Answers: Weight per cubic yard: gravel 2,800 to 3,000 lb, sand 2,700, topsoil 2,220, concrete 3,780 to 4,185, bark mulch 450 to 800, and why weights vary. Key figures: A cubic yard of gravel weighs about 2,800 to 3,000 lb, or 1.4 to 1.5 tons, as delivered. Sand is 2,700 lb, topsoil is 2,220, and bark mulch is under 800. One yard of mulch and one yard of gravel fill the same space and differ by more than 2,000 lb, which is why yards and tons are not interchangeable. - https://quantiyard.com/ac-size-chart AC Size Chart: Tonnage by Square Footage Answers: AC size by square footage and climate, by the common rule of thumb: a 1,500 sq ft house needs 3 tons in a moderate climate and 4.5 in a hot one. Key figures: By the common rule of thumb, a 1,500 square foot house needs roughly 3 tons of cooling in a moderate climate, 2.5 in a cool one, 4 in a warm one, and 4.5 in a hot one. That is square footage times 20 to 35 BTU per square foot, divided by 12,000. It sanity checks a quote, nothing more. - https://quantiyard.com/stair-code-requirements IRC Stair Code: Riser, Tread, Handrail Limits Answers: Residential stair code from the 2021 IRC: 7 3/4 in maximum riser, 10 in minimum tread, 3/8 in maximum variation in a flight, 6 ft 8 in headroom, 36 in width. Key figures: Under the 2021 IRC a residential stair has a maximum riser height of 7 3/4 inches and a minimum tread depth of 10 inches. Within a single flight neither may vary by more than 3/8 inch. Headroom is 6 feet 8 inches, width is 36 inches, and handrails sit 34 to 38 inches. - https://quantiyard.com/deck-joist-span-chart Deck Joist Span Chart: Max Spans by Species Answers: Deck joist spans from AWC DCA 6 Table 2. A 2x8 Southern Pine joist spans 11 ft 10 in at 16 inches on centre, a 2x10 spans 14 ft. Three species groups. Key figures: A 2x8 Southern Pine deck joist spans 11 ft 10 in at 16 inches on centre, a 2x10 spans 14 ft 0 in, and a 2x12 spans 16 ft 6 in. Douglas fir and the cedars run shorter. Every figure assumes No. 2 grade in wet service carrying 40 psf live load. ## About this site - https://quantiyard.com/ QuantiYard: Free Home Improvement & DIY Quantity Calculators Answers: Free calculators for concrete, gravel, mulch, paint, tile, flooring, drywall and fencing. Get the exact material quantity for your next project in seconds. - https://quantiyard.com/calculators All Calculators, Guides & Charts Answers: Every QuantiYard tool in one place: 40 material calculators grouped by trade, 29 cost and comparison guides, and 6 reference charts. Search them all. - https://quantiyard.com/about About QuantiYard Answers: QuantiYard builds free, measurement-first calculators for home improvement and DIY projects. Learn how the tools work and how we source our formulas. - https://quantiyard.com/methodology How QuantiYard Calculates Answers: Where every QuantiYard formula, constant and waste factor comes from, which standards are cited, how prices are reviewed, and what the calculators will not do. - https://quantiyard.com/contact Contact QuantiYard Answers: Reach QuantiYard about a calculator correction, licensing a chart, or a press question. One email address, what to include, and how long a reply takes. Key figures: Email hello@quantiyard.com - https://quantiyard.com/link-to-us Link to QuantiYard Answers: Logo files, approved descriptions, a question-to-page table for all 75 pages, copy-ready link snippets, and how to embed a calculator.