Convert square feet to acres quickly and accurately using this free online converter
Used for land area, room size, and real estate measurements.
💡 Square meters are standard internationally; square feet are used in the US.
ac = ft² × 0.0000229568
Example: 1 ft² × 0.0000229568 = 0.0000229568 ac
Use square meters internationally; square feet for US properties.
Common uses: real estate, land measurement, and floor plans.
How do I convert ft² to ac?
Multiply the value in Square feet by 0.0000229568. For example: 10 ft² = 0.00022957 ac.
When should I use Acres instead of Square feet?
Use square meters internationally; square feet for US properties.
Is this converter accurate?
Yes. We use internationally recognized conversion factors, updated to current standards.
| Square feet (ft²) | Acres (ac) |
|---|---|
| 1 ft² | 0.0000229568 ac |
| 5 ft² | 0.00011478 ac |
| 10 ft² | 0.00022957 ac |
| 25 ft² | 0.00057392 ac |
| 50 ft² | 0.00114784 ac |
| 100 ft² | 0.00229568 ac |
| 500 ft² | 0.011478 ac |
| 1000 ft² | 0.022957 ac |