How many square meter are in one acre?
One acre is 4047 m².
Acre to Square meter
Type a value to convert it from acre to square meter. One ac equals 4047 m².
Result
Acre and Square meter, side by side
One acre is 4047 m². In the other direction, one square meter is 0.0002471 ac.
The factor is exact rather than rounded: the imperial units have been defined from the metric ones since 1959, so the conversion introduces no error of its own. What you see below is arithmetic, not an approximation.
| Acre | Square meter |
|---|---|
| 1 | 4046.86 |
| 10 | 40468.6 |
| 50 | 202343 |
| 100 | 404686 |
| 500 | 2023430 |
| 1000 | 4046860 |
Frequently asked questions
How do I convert square meter back to acre?
One square meter is 0.0002471 ac. The tool above converts in both directions.
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