Area
square feet to acres Converter
1 ft² = 2.29568e-5 acre. Enter any value and the result updates instantly.
Convert
How to convert square feet to acres
- Type the square feet value in the calculator.
- Keep square feet selected as the from unit and acres selected as the to unit.
- Use the instant result, or copy it with the copy button.
square feet to acres chart
| square feet | acres |
|---|---|
| 1 ft² | 2.29568e-5 acre |
| 10 ft² | 0.00023 acre |
| 100 ft² | 0.002296 acre |
| 1,000 ft² | 0.02296 acre |
| 43,560 ft² | 1 acre |
| 435,600 ft² | 10 acre |
Formula
acre = ft² x 0.000022956841
Example: 1 ft² = 2.29568e-5 acre.
Source
Area units derived from exact length definitions; acre and hectare factors are fixed.
Common questions
How do I convert square feet to acres?
Enter the square feet value in the converter, or multiply by the factor shown in the formula. 1 ft² = 2.29568e-5 acre.
What is 1 ft² = 2.29568e-5 acre?
1 ft² = 2.29568e-5 acre. The chart on this page gives more common square feet to acres values.
Where does this area conversion come from?
Area units derived from exact length definitions; acre and hectare factors are fixed. ConverterBase uses stable definitions and fixed conversion factors, not live or rounded market data.