How much flooring do I need for a 13x13 room?

Buy about 186 sq ft: the 169 sq ft floor plus 10% for cuts and waste. With boxes that cover 20 sq ft, that's 10 boxes. Diagonal or herringbone layouts need 15–20% extra instead.

How much paint do I need for a 13x13 room?

With 8 ft ceilings, one door and one window, the walls are about 380 sq ft. Two coats at 350 sq ft per gallon is 2.2 gallons, so buy 3. Painting the ceiling as well brings it to 3.1 gallons.

How many square meters is 13 by 13 feet?

15.7 m². The room is 3.96 m by 3.96 m.

How many sheets of drywall for a 13x13 room?

About 19 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 13x13 Room?

A 13x13 room is 169 square feet (15.7 m²). Flooring with waste, paint, drywall and baseboard for a 13x13 room.

Updated October 12, 2026 · FloorFigures

Short answer

A 13x13 room is 169 square feet (13 × 13), or 15.7 m² and 18.8 square yards. Its perimeter is 52 ft. Flooring with 10% waste comes to about 186 sq ft.

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

Materials for a 13x13 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	169 sq ft	Wall to wall
Flooring to buy	186 sq ft (10 boxes)	10% waste, 20 sq ft boxes
Carpet	36 sq yd	12 ft roll, 1 seam
Wall area	380 sq ft	8 ft walls, less a door and a window
Paint, walls	2.2 gal (buy 3)	2 coats, 350 sq ft per gallon
Paint, walls and ceiling	3.1 gal	2 coats
Drywall	19 sheets	4x8 sheets, walls and ceiling, 10% waste
Baseboard	49 ft	Perimeter less a 3 ft door

What a 13x13 room is used for

Rooms this size are usually primary bedrooms, kitchens, dining rooms or family rooms. A queen bed (60" × 80") takes up about 33 sq ft, or 20% of the floor.

13x13 in other units

Unit	Value
Square feet	169
Square meters	15.7
Square yards	18.78
Square inches	24,336
Acres	0.0039
Dimensions in meters	3.96 × 3.96 m

Rooms close to 13x13

Room	Square feet	Square meters
10x15	150	13.9
11x14	154	14.3
12x13	156	14.5
10x16	160	14.9
12x14	168	15.6
12x15	180	16.7
13x14	182	16.9
12x16	192	17.8

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 13x13 room?: A 13 by 13 foot room is 169 square feet: 13 × 13 = 169. That's 15.7 square meters or 18.8 square yards.
How much flooring do I need for a 13x13 room?: Buy about 186 sq ft: the 169 sq ft floor plus 10% for cuts and waste. With boxes that cover 20 sq ft, that's 10 boxes. Diagonal or herringbone layouts need 15–20% extra instead.
How much paint do I need for a 13x13 room?: With 8 ft ceilings, one door and one window, the walls are about 380 sq ft. Two coats at 350 sq ft per gallon is 2.2 gallons, so buy 3. Painting the ceiling as well brings it to 3.1 gallons.
How many square meters is 13 by 13 feet?: 15.7 m². The room is 3.96 m by 3.96 m.
How many sheets of drywall for a 13x13 room?: About 19 sheets of 4x8 drywall for the walls and ceiling with 8 ft walls, one door and one window, including 10% waste.