Convert acres to square feet

Enter a value in acres (ac) to get square feet (ft²). One acre is 43,560 square feet; one square foot is 0.00002296 acres.

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How to use the Acre to square foot

  1. Type the number of acres.
  2. Click Convert.
  3. Read the result in square feet, plus the same value in every other area unit.

ac to ft² formula

square feet = acres × 43,560. To go the other way, acres = square feet × 0.00002296 (see square feet to acres).

Worked example

12 ac × 43,560 = 522,720 ft².

Acres to square feet conversion table

AcresSquare feet
0.1 ac4,356 ft²
0.5 ac21,780 ft²
1 ac43,560 ft²
2 ac87,120 ft²
3 ac130,680 ft²
5 ac217,800 ft²
10 ac435,600 ft²
20 ac871,200 ft²
25 ac1,089,000 ft²
50 ac2,178,000 ft²
100 ac4,356,000 ft²
250 ac10,890,000 ft²
500 ac21,780,000 ft²
1,000 ac43,560,000 ft²

About the acre

43,560 square feet, about 0.405 hectares. Land in the USA, UK and South Asia.

About the square foot

Exactly 0.09290304 m². Property sizes in the USA, UK, India and Pakistan.

Related conversions

square feet to acres · acres to hectares · acres to kanals · any unit.

Frequently asked questions

How many square feet in a acre?

43,560 square feet.

How many acres in a square foot?

0.00002296 acres.

Is the factor exact?

The factor 43,560 is derived from the units' exact definitions; only the display is rounded.

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Last updated 2026-09-23.