How much flooring do you need for a 24×24 room?

A 24×24 ft room is 576 square feet. With 10% extra for cuts, buy 633.6 sq ft of flooring — 32 boxes if each box covers 20 sq ft.

Change the numbers

The calculator below is pre-filled for this project. Adjust any value — including feet and inches — and the results update instantly.

Your results

Flooring to buy634 sq ft

Boxes (20 sq ft each)32

Room area576 sq ft

Extra for cuts & waste57.6 sq ft

How much flooring do you need for a 24×24 room — diagram

Flooring for a 24×24 room by waste allowance

Waste	Sq ft to buy	Boxes (20 sq ft)	Boxes (24 sq ft)
5%	604.8 sq ft	31	26
10%	633.6 sq ft	32	27
15%	662.4 sq ft	34	28
20%	691.2 sq ft	35	29

A 576 sq ft room is typical of a large living area or basement. Box sizes vary a lot between products (roughly 15–30 sq ft), so enter your exact box coverage in the calculator above.

The math

24 ft × 24 ft = 576 sq ft × 1.10 waste = 633.6 sq ft ÷ 20 sq ft/box = 32 boxes (rounded up)

Also plan 576 sq ft of underlayment if your planks don't have it attached, and about 96 linear feet of baseboard or quarter-round for the perimeter (less door openings).

Common questions

How many square feet is a 24x24 room?

576 square feet.

How many boxes of flooring for a 24x24 room?

32 boxes of 20 sq ft each with 10% waste, or 27 boxes of 24 sq ft.

Want the full method, tips and other sizes? See the flooring calculator guide.

Last reviewed November 1, 2026. Results are estimates — confirm with your supplier.

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