How much flooring do I need for a 10x12 room?

Buy about 132 sq ft: the 120 sq ft floor plus 10% for cuts and waste. With boxes that cover 20 sq ft, that's 7 boxes. Diagonal or herringbone layouts need 15–20% extra instead.

How much paint do I need for a 10x12 room?

With 8 ft ceilings, one door and one window, the walls are about 316 sq ft. Two coats at 350 sq ft per gallon is 1.8 gallons, so buy 2. Painting the ceiling as well brings it to 2.5 gallons.

How many square meters is 10 by 12 feet?

11.15 m². The room is 3.05 m by 3.66 m.

How many sheets of drywall for a 10x12 room?

About 15 sheets of 4x8 drywall for the walls and ceiling with 8 ft walls, one door and one window, including 10% waste.

Room sizes

How Many Square Feet Is a 10x12 Room?

A 10x12 room is 120 square feet (11.1 m²). Flooring with waste, paint, drywall and baseboard for a 10x12 room.

Updated October 12, 2026 · FloorFigures

Short answer

A 10x12 room is 120 square feet (10 × 12), or 11.1 m² and 13.3 square yards. Its perimeter is 44 ft. Flooring with 10% waste comes to about 132 sq ft.

Drawn to scale. Each grid square is 1 ft × 1 ft.

Materials for a 10x12 room

Estimates for a plain rectangular room with 8 ft ceilings, one door and one window. Adjust for your own room with the flooring, paint and drywall calculators.

Item	Quantity	Assumes
Floor area	120 sq ft	Wall to wall
Flooring to buy	132 sq ft (7 boxes)	10% waste, 20 sq ft boxes
Carpet	14 sq yd	12 ft roll, no seams
Wall area	316 sq ft	8 ft walls, less a door and a window
Paint, walls	1.8 gal (buy 2)	2 coats, 350 sq ft per gallon
Paint, walls and ceiling	2.5 gal	2 coats
Drywall	15 sheets	4x8 sheets, walls and ceiling, 10% waste
Baseboard	41 ft	Perimeter less a 3 ft door

What a 10x12 room is used for

Rooms this size are usually secondary bedrooms, home offices, dining rooms or small kitchens. A queen bed (60" × 80") takes up about 33 sq ft, or 28% of the floor.

10x12 in other units

Unit	Value
Square feet	120
Square meters	11.15
Square yards	13.33
Square inches	17,280
Acres	0.0028
Dimensions in meters	3.05 × 3.66 m

Rooms close to 10x12

Room	Square feet	Square meters
8x12	96	8.9
10x10	100	9.3
9x12	108	10
10x11	110	10.2
11x11	121	11.2
11x12	132	12.3
10x14	140	13
11x13	143	13.3

Room not a simple rectangle? Use the square footage calculator for L-shapes and angled walls, or split it into rectangles.

Questions

How many square feet is a 10x12 room?: A 10 by 12 foot room is 120 square feet: 10 × 12 = 120. That's 11.1 square meters or 13.3 square yards.
How much flooring do I need for a 10x12 room?: Buy about 132 sq ft: the 120 sq ft floor plus 10% for cuts and waste. With boxes that cover 20 sq ft, that's 7 boxes. Diagonal or herringbone layouts need 15–20% extra instead.
How much paint do I need for a 10x12 room?: With 8 ft ceilings, one door and one window, the walls are about 316 sq ft. Two coats at 350 sq ft per gallon is 1.8 gallons, so buy 2. Painting the ceiling as well brings it to 2.5 gallons.
How many square meters is 10 by 12 feet?: 11.15 m². The room is 3.05 m by 3.66 m.
How many sheets of drywall for a 10x12 room?: About 15 sheets of 4x8 drywall for the walls and ceiling with 8 ft walls, one door and one window, including 10% waste.