How Much Paint for a 16x18 Room
Quick Answer: A 16x18 room with 10ft ceilings needs 6 gallons of paint for 3 coat(s).
| Wall Area | 680 sq ft |
| Total Coverage Needed | 2040 sq ft |
| Paint Needed | 6 gallons |
| Primer (if needed) | 3 gallons |
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Customize Your Estimate
$403 - $515
Total Estimate
$448
Materials
$0
Labor
7 hrs
Est. Time
Paint Calculation Formula
Here's how we calculated paint needs for your 16x18 room:
- 1. Calculate wall area: 2 × (16 + 18) × 10 = 680 sq ft
- 2. Multiply by coats: 680 × 3 = 2040 sq ft total
- 3. Divide by coverage: 2040 ÷ 375 = 5.4 gallons
- 4. Round up: 6 gallons (always round up)
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Frequently Asked Questions
A 16x18 room with 10ft ceilings needs approximately 6 gallons of paint for 3 coat(s), based on 680 sq ft of wall area.
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