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Ceiling Paint Coverage Calculator Gallons
Free ceiling paint coverage calculator gallons for US homeowners. No signup — runs in your browser.
Paint calculator
Enter room dimensions and surface type. Results update instantly — gallons and coverage.
Results
- Paintable area
- 168 sq ft
- Coats
- 1
- Coverage / gallon
- 400 sq ft
- Gallons needed
- 1 gal
Ad slot (longtail-ceiling-paint-coverage-calculator-gallons) — set NEXT_PUBLIC_ADSENSE_CLIENT
How we compare
Common gaps on competitor sites — and what ClientTools does differently.
- sherwin-williams.com: Very slow on mobile—pushes its 3D color app
- benjaminmoore.com: No option to deduct large ceiling fixtures or coffered areas
- homedepot.com: Heavy retail upsell—calculation steps not transparent
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Frequently asked questions
Flat ceiling paint: ~350–400 sq ft per gallon on smooth drywall; textured ceilings cover less (~250–300 sq ft).