Square Meters to Acres Converter
1 square meter ≈ 0.000247105381 acres
1 square meter equals 0.000247105 acres
How to convert square meters to acres
Area factors are squared length factors: 1 ft² = (0.3048 m)². The acre here uses international feet; historic US survey acres differ slightly.
ac = m² ÷ 4046.856422One acre corresponds to 4046.856422 square meters, so divide by that figure. Displayed constants may be rounded; the converter uses the stored factor before rounding the result.
0.00247105 ac ≈ 10 ÷ 4046.856422Square meters to acres conversion table
Common values in square meters, converted to acres.
| Square meters (m²) | Acres (ac) |
|---|---|
| 1 | 0.00024710538 |
| 2 | 0.00049421076 |
| 3 | 0.00074131614 |
| 4 | 0.00098842153 |
| 5 | 0.0012355269 |
| 10 | 0.0024710538 |
| 20 | 0.0049421076 |
| 25 | 0.0061776345 |
| 50 | 0.012355269 |
| 100 | 0.024710538 |
| 250 | 0.061776345 |
| 500 | 0.12355269 |
| 1,000 | 0.24710538 |
About these units
square meterm²
The SI derived unit of area: the area of a square one metre on each side.
acreac
Exactly 4,840 square yards, or 43,560 square feet. The customary land unit.
Reference: Derived from the international yard (1959).
Sources and precision
Table results are rounded to 8 significant digits; formula constants may be rounded to 10. Worked example answers use 6 significant digits. The converter starts at 6 significant digits and lets you change display precision. Calculations use the stored factors without intermediate rounding. Exact unit definitions do not make an input measurement more precise; conventional and measured factors follow the assumptions stated here.