Paint Calculator for a Bedroom walls (12×12, 8 ft)
Perimeter × ceiling height, two coats.
Calculate Paint
Common projects
You need
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gallon
- Area
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- With 10% overage
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- Or in gallon
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- Estimated cost (US avg)
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About this project
A bedroom walls (12×12, 8 ft) project typically needs paint at the dimensions pre-filled above. Adjust the inputs to match your exact layout, then use the printable shopping list to order the right quantity. The calculator already factors in 10% overage — the industry standard for paint.