Paint Calculators

Estimate gallons, primer and wallpaper rolls from real paintable area and coverage rates.

10 free paint calculators — no sign-up, instant results.

Ceiling Paint Calculator

Calculate paint needed for ceilings by area, number of coats, and ceiling paint coverage rate.

Estimate exterior paint for wood siding, stucco, masonry, or textured surfaces by area, surface type, and coats.

Calculate interior paint needed by specifying wall area, number of coats, and paint coverage rate for smooth drywall.

Estimate paint required for a room by perimeter, height, doors, windows, number of coats, and paint coverage rate.

Calculate total paint project cost by combining paint material, labor, waste, and tax.

Calculate how far your paint will go by entering gallons available, coverage rate, and number of coats.

Calculate primer needed for bare drywall, stains, color changes, or new construction using area and coverage rate.

Calculate paint needed for a single wall by specifying width, height, coats, and coverage rate.

Estimate wallpaper rolls needed for a room by perimeter, height, doors, windows, roll dimensions, and pattern repeat.

Calculate usable coverage per wallpaper roll by roll dimensions, wall height, and pattern repeat.