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Exterior Siding Paint Coverage Calculator
Free exterior siding paint coverage calculator 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
- 1,386 sq ft
- Coats
- 2
- Coverage / gallon
- 350 sq ft
- Gallons needed
- 8 gal
- Primer gallons
- 5 gal
Ad slot (longtail-exterior-siding-paint-coverage-calculator) — set NEXT_PUBLIC_ADSENSE_CLIENT
How we compare
Common gaps on competitor sites — and what ClientTools does differently.
- sidingestimator.org: Manual quote form only—no DIY calculator
- certapro.com: Heavily pushes franchise contractor services
- calculator.net: No exterior surface texture or relief adjustment
Recommended supplies
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Frequently asked questions
Measure perimeter × height minus windows/doors. Rough siding (lap, stucco) reduces coverage vs smooth — use 10–25% more.