Home improvement calculators for United States
Every tool uses square feet, USD pricing fields and Sales tax handling, with formulas that are documented and unit-tested.
Concrete & Masonry
Volume, slab, footing and masonry material calculators.
- Concrete Slab CalculatorEnter your slab dimensions in feet and inches to get the cubic yards of ready-mix to order, with a wastage allowance and an optional cost estimate.
- Concrete Volume CalculatorEnter the dimensions of your pour — rectangular or cylindrical — in feet and inches to get the cubic yards of ready-mix to order, with wastage and an optional cost estimate.
Flooring & Tile
Flooring, tile and underlay quantity and cost calculators.
- Tile CalculatorEnter your floor or wall dimensions in feet and your tile size in inches to get the tile and box count to buy, with grout joints and wastage included.
- Flooring CalculatorEnter your room dimensions in feet to get the square footage of flooring to buy and the number of boxes, with a wastage allowance for cuts and spares.
Painting & Walls
Paint coverage and wall finish calculators.
Walls & Insulation
Drywall, plasterboard, stud and insulation calculators.
Landscaping
Mulch, gravel, soil and outdoor material calculators.
- Mulch CalculatorEnter your bed dimensions in feet and the mulch depth in inches to get the volume in cubic yards and the number of bags to buy, with an optional cost estimate.
- Gravel CalculatorEnter the area dimensions in feet and the gravel depth in inches to get the cubic yards and US tons to order, with wastage and an optional cost estimate.
Decks & Fences
Decking, fence post and panel calculators.
- Fence CalculatorEnter your total fence length and post spacing in feet to get the posts and panels to buy, with gates and multiple runs handled, plus an optional cost estimate.
- Decking CalculatorEnter your deck length and width in feet to get the number of deck boards and joists to buy, using editable standards of 5.5 in boards and 16 in on-center joist spacing.