Square Feet to Acres Converter
Convert square feet (ft²) to acres (ac). Type a number in either box and the result appears as you type.
Enter a number, for example 12.5
1 square foot = 0.00002295684114 acres
Formula: ac = ft² ÷ 43,560
How to convert square feet to acres
1 square foot = 0.00002295684114 acres
To convert square feet to acres, divide the value by 43,560.
Example: 5 ft² ÷ 43,560 = 0.0001147842057 ac
Square Feet to Acres conversion table
| Square foot (ft²) | Acre (ac) |
|---|---|
| 1 | 0.000022956841 |
| 2 | 0.000045913682 |
| 3 | 0.000068870523 |
| 4 | 0.000091827365 |
| 5 | 0.00011478421 |
| 10 | 0.00022956841 |
| 15 | 0.00034435262 |
| 20 | 0.00045913682 |
| 25 | 0.00057392103 |
| 50 | 0.0011478421 |
| 75 | 0.0017217631 |
| 100 | 0.0022956841 |
| 250 | 0.0057392103 |
| 500 | 0.011478421 |
| 1,000 | 0.022956841 |
About square feet and acres
Square foot (ft²)
144 square inches, about 0.0929 square meters. Used for home sizes in the United States.
Acre (ac)
43,560 square feet, about 4,047 square meters. Used for land in the United States and the United Kingdom.
Frequently asked questions
What is 1 ft² in acres?
1 ft² = 0.00002295684114 ac.
What is 1 ac in square feet?
1 ac = 43,560 ft².
How do I convert square feet to acres?
To convert square feet to acres, divide the value by 43,560. 1 square foot = 0.00002295684114 acres.