Paint Coverage Calculator

Calculate how much paint you need for walls and ceilings. Account for doors, windows, and multiple coats.

Room Dimensions

Standard is 8-9 feet

Typically 300-400 sq ft

Paint Needed

3 Gallons

2.37 gallons exact (9.5 quarts)

Wall Area
414 sq ft
Ceiling Area
0 sq ft
Total w/ Coats
828 sq ft
Time Estimate
3.5 hrs

Area Breakdown

Gross Wall Area486 sq ft
Door Deduction (2 doors)-42 sq ft
Window Deduction (2 windows)-30 sq ft

Net Paintable Area414 sq ft

Tips

  • Always buy slightly more than calculated
  • Dark colors may need extra coats
  • Textured walls use 15-25% more paint
  • Keep extra paint for touch-ups