Walls and finishes
Paint Calculator
Estimate gallons of paint for walls, ceilings, and trim with a practical waste allowance.
Plan with confidence
Estimate materials for paint, flooring, concrete, mulch, fencing, decks, and more with simple tools built for real project planning.
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Walls and finishes
Estimate gallons of paint for walls, ceilings, and trim with a practical waste allowance.
Yards and landscaping
Find cubic yards and 2-cubic-foot bags of mulch for garden beds and planting areas.
Masonry and hardscape
Estimate ready-mix volume and 80-pound concrete bags for slabs, pads, and footings.
Interior projects
Calculate flooring square footage and a buying allowance for planks, laminate, or vinyl.
Interior projects
Estimate tile pieces and square footage for floors, backsplashes, and shower walls.
Yards and landscaping
Estimate gravel volume for paths, driveways, borders, and drainage beds.
Outdoor structures
Estimate posts, panels, and line length for a straight privacy or garden fence run.
Outdoor structures
Estimate deck surface area and linear feet of decking boards with a cutting allowance.
Walls and finishes
Estimate wallpaper rolls for a room based on wall area and pattern waste.
Interior projects
Estimate 4-by-8 drywall sheets for walls or ceilings with a layout allowance.
Yards and landscaping
Estimate soil or compost volume for raised beds, borders, and garden refreshes.
Masonry and hardscape
Estimate paver count and surface area for patios, walkways, and small hardscape projects.
Interior projects
Estimate carpet square footage for rooms and hallways with a practical installation allowance.
Yards and landscaping
Estimate topsoil volume for lawn repair, grading, and planting areas.
Yards and landscaping
Estimate sod square footage for lawn replacement and include a practical allowance for cuts.
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From the field guide
Planning guide
Measure wall area, account for coats, and add a small allowance before you shop.
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A consistent mulch layer protects soil without burying plant crowns or creating a wet collar around trees.
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A simple volume calculation helps compare bagged concrete with a ready-mix delivery.
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Cut direction, room shape, and pattern affect how much flooring should be ordered.
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Tile counts are simple in a rectangle, but cuts, pattern repeats, and future repairs change the order.
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A driveway estimate should separate the base layer from the visible top layer.
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