How much paint for a 12x12 room?
A 12x12 room with standard 8ft ceilings needs about 2 gallons of paint for 2 coats (after subtracting 2 doors and 2 windows). Calculator pre-filled below.
Material Totals
Net wall area 312 sq ft
Paint needed (gallons) 2 gal
Coverage assumption 350 sq ft/gal
Door area 21 sq ft each, window area 15 sq ft each. Check your paint can for exact coverage rate.
Printable Shopping List
Room size 12x12ft, 8ft ceiling
Interior paint 2 gallons
Primer (if needed) 1 gallons
Generated by BuildTotals.com | buildtotals.com/tools/paint-calculator
A 12x12 bedroom is one of the most common paint projects. Two gallons gives you a comfortable margin for 2 coats. If the existing wall color is very dark or the drywall is unpainted, budget for a primer coat first (about 1 extra gallon).