Paint for a 24×24 room
4.1 gallons (buy 4 gal + 1 qt)
for two coats on 717 sq ft of wall: 8 ft ceilings, one door, two windows, 350 sq ft per gallon.
Paint for a 24×24 room by ceiling height
| Ceiling height | Wall area | 1 coat | 2 coats |
|---|---|---|---|
| 8 ft | 717 sq ft | 2 gal | 4.1 gal |
| 9 ft | 813 sq ft | 2.3 gal | 4.6 gal |
| 10 ft | 909 sq ft | 2.6 gal | 5.2 gal |
| 12 ft | 1,101 sq ft | 3.1 gal | 6.3 gal |
Wall area subtracts one door (21 sq ft) and two windows (15 sq ft each). Ceiling: 576 sq ft, 1.65 gal per coat.
How it’s worked out
- Perimeter: 2 × (24 + 24) = 96 ft.
- Wall area: 96 × 8 ft = 768 sq ft, minus 21 for the door and 30 for the windows = 717 sq ft.
- Two coats: 717 × 2 ÷ 350 = 4.1 gallons.
Change the numbers
Other room sizes
- 20×24 room
- 18×24 room
- 16×24 room
- 15×24 room
- 14×24 room
- 13×24 room
- 12×24 room
- 11×24 room
- 10×24 room
- 9×24 room
- 8×24 room
- 20×20 room
Questions
- How much paint do I need for a 24×24 room?
- About 4.1 gallons for two coats on the walls of a 24×24 room with 8 ft ceilings, one door and two windows: buy 4 gal + 1 qt. The ceiling takes another 1.6 gallons per coat.
- How many square feet of wall is a 24×24 room?
- 768 sq ft of wall with 8 ft ceilings, or about 717 sq ft after one door and two windows.
- How much does it cost to paint a 24×24 room?
- Paint for the walls costs about $200 at $40 a gallon. Professional painters typically charge $2 to $6 per square foot of floor area, about $1,152 to $3,456 here.