Convert square feet to acres

Free online converter from square feet to acres. Type a value to get an instant result, check the formula and use the quick reference table below.

square feet (ft²)

acres (ac)

1 ft² = 0.0000229568 ac

Formula: ac = ft² × 0.0000229568

Conversion table

square feet (ft²)	acres (ac)
1	0.0000229568
2	0.0000459137
5	0.000114784
10	0.000229568
20	0.000459137
50	0.00114784
100	0.00229568
250	0.00573921
500	0.0114784
1000	0.0229568

Popular values

2 ft² → ac 5 ft² → ac 10 ft² → ac 15 ft² → ac 20 ft² → ac 25 ft² → ac 30 ft² → ac 40 ft² → ac 50 ft² → ac 75 ft² → ac 100 ft² → ac 150 ft² → ac 200 ft² → ac 250 ft² → ac 500 ft² → ac 1000 ft² → ac

Frequently asked questions

How many ac are in 1 ft²?

1 ft² = 0.0000229568 ac.

How do I convert square feet to acres?

Multiply the value in square feet by 0.0000229568 to get acres.

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