Square Meter to Acre Converter
One Square Meter equals 0.0002471053815 Acre (1 m2 = 0.0002471053815 acre). Multiply a Square Meter value by 0.0002471053815 to get the equivalent in Acre. Use the calculator above for instant results, or follow the formula, worked examples, and reference table below.
Formula
acre = m2 × 0.0002471053815
Multiply the Square Meter value by 0.0002471053815 to get the equivalent value in Acre.
Example Conversions
1 Square Meter (m2)
0.0002471053815 Acre (acre)
5 Square Meter (m2)
0.001235526907 Acre (acre)
10 Square Meter (m2)
0.002471053815 Acre (acre)
25 Square Meter (m2)
0.006177634537 Acre (acre)
100 Square Meter (m2)
0.02471053815 Acre (acre)
Conversion Table
| Square Meter (m2) | Acre (acre) |
|---|---|
| 0.1 | 0.00002471053815 |
| 0.5 | 0.0001235526907 |
| 1 | 0.0002471053815 |
| 2 | 0.0004942107629 |
| 5 | 0.001235526907 |
| 10 | 0.002471053815 |
| 25 | 0.006177634537 |
| 50 | 0.01235526907 |
| 100 | 0.02471053815 |
| 250 | 0.06177634537 |
| 500 | 0.1235526907 |
| 1000 | 0.2471053815 |
How to Convert Manually
Use these steps to convert Square Meter values to Acre without the calculator.
- Write down the value in Square Meter (m2) that you want to convert.
- Multiply that value by 0.0002471053815.
- For example, 10 Square Meter × 0.0002471053815 = 0.002471053815 Acre.
- Label the result as Acre (acre).
Relative Size Comparison
This chart shows the visual difference in size between exactly one Square Meter and one Acre.
About Square Meter and Acre
The square meter is the SI derived unit of area — the area of a square one meter on each side. Apartment listings, building plans, and material quantities use it in metric countries. The acre is 43,560 square feet, exactly 4,046.8564224 square meters — historically the area a yoke of oxen could plow in a day. US and UK land sales still quote it. One Square Meter equals 0.0002471053815 Acre (1 m2 = 0.0002471053815 acre). Square Meter to Acre conversion comes up most often in apartment and house listings outside the US and in flooring and paint coverage, typically when figures need restating for US and UK land sales.
Precision and Rounding: Area factors are the squares of exact length factors, so they are exact too (1 ft² = 0.09290304 m² precisely). Whole numbers usually suffice for rooms and land parcels; surveying and legal land descriptions carry four or more decimal places.
Conversion factors per NIST Special Publication 811 and the BIPM SI Brochure (9th edition) (reference).
Worked Example
15 Square Meter equals 0.003706580722 Acre.
15 m2 × 0.0002471053815 = 0.003706580722 acre
FAQ
How do I convert Square Meter to Acre?
Multiply the Square Meter value by 0.0002471053815 to get the equivalent value in Acre.
What is the formula for Square Meter to Acre?
The formula is acre = m2 × 0.0002471053815.
How many Acre are in 1 Square Meter?
1 Square Meter equals 0.0002471053815 Acre.
Can I convert Acre back to Square Meter?
Yes. 1 Acre equals 4046.856422 Square Meter, and the related converter can reverse the calculation.
What are common names for Square Meter and Acre?
Square Meter is shown as m2 and may also be searched as square meters, sq m, sqm. Acre is shown as acre and may also be searched as acres.
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