PROFESSIONAL-GRADE PAINT
ONE COAT COVERAGE
MADE FOR REAL RESULTS
CompositePaint
PAINT CALCULATOR

How much paint for a 15 × 15 room?

Quick answer: 2 gallons + 3 quarts covers a 15 × 15-ft room with 9-ft ceilings, 1 door, and 2 windows for two coats of premium paint. Net wall area: 489 sq ft.

Typical use cases for this size: large bedroom, dining room. Adjust the inputs below for your exact room.

FOR THIS SIZE

A 15 × 15 room is typical for

Large bedroom, dining room. The math works out to roughly 2 gallons + 3 quarts for two coats of a quality interior paint with 9-ft ceilings.

Cost estimate

At ~$40–55/gallon for premium paint, this room runs $40–110 in paint alone for a DIY project. Add $30–50 in supplies (rollers, tape, drop cloth) and you're looking at $70–160 in materials for a typical 15 × 15 repaint.

OTHER ROOM SIZES