Square metres to Acres Converter
Enter square metres to get acres instantly. Works both ways.
How to convert square metres to acres
To convert square metres to acres, multiply by 0.000247 (or divide by 4,046.86). For example, 5 square metres × 0.000247 = 0.001236 acres.
Need it the other way? Convert acres to square metres.
Square metres to Acres at a glance
- 1 square metre = 0.0002471054 acres
- 5 square metres = 0.001235527 acres
- 10 square metres = 0.002471054 acres
- 50 square metres = 0.01235527 acres
- 100 square metres = 0.02471054 acres
- 1 acre = 4,046.856 square metres (the reverse)
Worked examples
25 square metres × 0.0002471054 = 0.006177635 acres.
250 square metres × 0.0002471054 = 0.06177635 acres.
1,500 square metres × 0.0002471054 = 0.3706581 acres.
Converting back
To go from acres back to square metres, divide by 0.0002471054 (or multiply by 4,046.856). For example, 100 acres ÷ 0.0002471054 = 404,685.6 square metres.
Using a rounded factor
For a quick estimate you can use 0.00025 in place of 0.0002471054. That is accurate to within about 1.2%, which is fine for rough checks but not for exact work.
Square metres to acres chart
| Square metres | Acres |
|---|---|
| 0.1 square metres | 0.000025 acres |
| 0.25 square metres | 0.000062 acres |
| 0.5 square metres | 0.000124 acres |
| 1 square metres | 0.000247 acres |
| 2 square metres | 0.000494 acres |
| 3 square metres | 0.000741 acres |
| 4 square metres | 0.000988 acres |
| 5 square metres | 0.001236 acres |
| 6 square metres | 0.001483 acres |
| 7 square metres | 0.00173 acres |
| 8 square metres | 0.001977 acres |
| 9 square metres | 0.002224 acres |
| 10 square metres | 0.002471 acres |
| 15 square metres | 0.003707 acres |
| 20 square metres | 0.004942 acres |
| 25 square metres | 0.006178 acres |
| 30 square metres | 0.007413 acres |
| 40 square metres | 0.009884 acres |
| 50 square metres | 0.012355 acres |
| 75 square metres | 0.018533 acres |
| 100 square metres | 0.02471 acres |
| 250 square metres | 0.061776 acres |
| 500 square metres | 0.123553 acres |
| 1,000 square metres | 0.247105 acres |
More area & land conversions
Frequently asked questions
How many acres are in one square metre?
There are 0.000247 acres in one square metre.
How do I convert square metres to acres?
Multiply the value in square metres by 0.000247.
How many square metres are in one acre?
There are 4,046.856 square metres in one acre.
What is 10 square metres in acres?
10 square metres = 0.002471054 acres.
How do I convert acres back to square metres?
Divide the value in acres by 0.0002471054, or multiply it by 4,046.856.
Can I use a rounded factor for square metres to acres?
For quick estimates, 0.00025 is close (within about 1.2%). Use 0.0002471054 when you need the full figure.