Acres to Sqft ConverterRight in Your Browser
Convert acres (ac) to square feet (sq ft). The acre is the traditional US and UK unit for farmland and plots — about three quarters of a football field. The square foot (sq ft) is the US and UK unit for homes, offices and real-estate listings. Everything is calculated locally in your browser — no server, and it works offline.
43560 sq ft
in square feet (square foot)
To convert acres to square feet, multiply the acre value by 43560.
Switch to Sqft to AcresAcres to Sqft Chart
| Acres (ac) | Square feet (sq ft) |
|---|---|
| 1 | 43560 |
| 2 | 87120 |
| 3 | 130680 |
| 4 | 174240 |
| 5 | 217800 |
| 10 | 435600 |
| 20 | 871200 |
| 50 | 2178000 |
| 100 | 4356000 |
Frequently Asked Questions
How many square feet are in a acre?
One acre equals 43560 square feet (1 ac = 43560 sq ft). So to go from acres to square feet, multiply the acre value by 43560.
What is the formula to convert acres to square feet?
To convert acres to square feet, multiply the acre value by 43560. For example, 10 ac is 435600 sq ft.
What is 5 acres in square feet?
5 acres — a small hobby farm — is 217800 square feet. The converter above works for any value, entirely in your browser.
Is the acre to square foot conversion exact?
The factor used here is the defined value: 1 ac = 43560 sq ft. Results are rounded to six significant digits for readability, so for high-precision work use the full factor.