How Much Paint for a 12x12 Room

Quick Answer: A 12x12 room with 10ft ceilings needs 2 gallons of paint for 1 coat(s).

Wall Area480 sq ft
Total Coverage Needed480 sq ft
Paint Needed2 gallons
Primer (if needed)1 gallons
Ad Placeholder (top)

Customize Your Estimate

$58 - $74
Total Estimate
$64
Materials
$0
Labor
5 hrs
Est. Time

Paint Calculation Formula

Here's how we calculated paint needs for your 12x12 room:

  1. 1. Calculate wall area: 2 × (12 + 12) × 10 = 480 sq ft
  2. 2. Multiply by coats: 480 × 1 = 480 sq ft total
  3. 3. Divide by coverage: 480 ÷ 375 = 1.3 gallons
  4. 4. Round up: 2 gallons (always round up)
Ad Placeholder (mid)

Frequently Asked Questions

A 12x12 room with 10ft ceilings needs approximately 2 gallons of paint for 1 coat(s), based on 480 sq ft of wall area.

Related Tools

Ad Placeholder (bottom)