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How much paint for 3000 sq ft of siding?

Covering 3000 sq ft of siding with two coats takes roughly 17.1 gallons of exterior paint.

2 coats, exterior

17.1 gallons

Estimate by wall dimensions

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UnitsSurface

Length (ft)Width (ft)

Wall height (ft)Coats

DoorsWindows

Durable exterior paint stands up to sun and weather.

How much paint for 3000 sq ft of siding?: About 17.1 gallons for two coats. Rough or porous siding can need 20–30% more.