Home & Construction
Explore 16 free home & construction calculators. Every tool works locally and requires no sign-up.
Concrete Calculator
Estimate cubic yards, bags, and cost of concrete for slabs, footings, columns, and stairs.
010 / Home & ConstructionCubic Yard Calculator
Convert project dimensions into cubic yards for concrete, soil, gravel, and mulch orders.
011 / Home & ConstructionRoof Pitch Calculator
Find roof pitch, angle, and slope from rise and run — or convert between pitch formats.
012 / Home & ConstructionGravel Calculator
Estimate tons and cubic yards of gravel needed for driveways, paths, and landscaping.
013 / Home & ConstructionMulch Calculator
Calculate bags or cubic yards of mulch needed for garden beds by area and depth.
014 / Home & ConstructionBoard Foot Calculator
Calculate board feet and lumber cost from thickness, width, length, and quantity.
015 / Home & ConstructionDeck Material Calculator
Estimate decking boards, joists, screws, and cost for your deck project.
016 / Home & ConstructionPaint Calculator
Find out how many gallons of paint you need based on room size, coats, and coverage.
090 / Home & ConstructionFlooring Calculator
Estimate flooring material, boxes, and cost including waste factor.
091 / Home & ConstructionTile Calculator
Calculate how many tiles you need for floors or walls, including grout and waste.
092 / Home & ConstructionDrywall Calculator
Estimate drywall sheets, mud, tape, and screws for walls and ceilings.
093 / Home & ConstructionInsulation Calculator
Calculate insulation needed by area and recommended R-value for your climate zone.
094 / Home & ConstructionStair Calculator
Calculate rise, run, stringer length, and number of steps for stair building.
095 / Home & ConstructionHVAC Sizing Calculator
Estimate the BTU/tonnage needed to heat or cool your space.
096 / Home & ConstructionSolar Savings Calculator
Estimate solar panel system size, cost, and 25-year savings for your home.
097 / Home & ConstructionElectricity Cost Calculator
Calculate the cost to run any appliance by wattage, hours, and electricity rate.