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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: Lacks features our calculator provides
  • certapro.com: Lacks features our calculator provides
  • calculator.net: Lacks features our calculator provides

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Frequently asked questions

Use our free paint calculator to estimate materials for your project. Enter your dimensions and depth for instant results — all calculations run locally in your browser. For "How to calculate exterior siding paint coverage?", always verify local building codes and supplier recommendations.