Square Meter to Acre Converter
Convert Square Meter (m²) to Acre (ac) instantly. 1 m² = 0.000247 ac.
Area Converter
20 units available
1 m² = 0.000247 ac
Formula:
ac = m² × 0.0002471054With your value: 1 m² = 0.00024711 ac
How big is that?
Everyday references on a logarithmic scale, all expressed in square meter so you can sanity-check the result.
Other Square Meter to Acre conversions
Square Meter to Acre Conversion Table
| Square Meter (m²) | Acre (ac) |
|---|---|
| 0.5 | 0.000124 |
| 1 | 0.000247 |
| 2 | 0.000494 |
| 5 | 0.001236 |
| 10 | 0.002471 |
| 15 | 0.003707 |
| 20 | 0.004942 |
| 25 | 0.006178 |
| 50 | 0.012355 |
| 100 | 0.024711 |
| 250 | 0.061776 |
| 500 | 0.123553 |
| 1000 | 0.247105 |
Acre to Square Meter Conversion Table
| Acre (ac) | Square Meter (m²) |
|---|---|
| 0.5 | 2,023.428211 |
| 1 | 4,046.856422 |
| 2 | 8,093.712845 |
| 5 | 20,234.282112 |
| 10 | 40,468.564224 |
| 15 | 60,702.846336 |
| 20 | 80,937.128448 |
| 25 | 101,171.41056 |
| 50 | 202,342.82112 |
| 100 | 404,685.64224 |
| 250 | 1,011,714.1056 |
| 500 | 2,023,428.2112 |
| 1000 | 4,046,856.4224 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Square Meter (m²)
Area
Derived from the square metre via the length definitions above.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Acre (ac)
Area
Derived from the square metre via the length definitions above.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Square Meter to Acre
To convert from Square Meter (m²) to Acre (ac), multiply the value by 0.0002471054.
Formula: ac = m² × 0.0002471054
Reverse: m² = ac × 4,046.8564224
Step-by-Step Example
- Start with your value in Square Meter. For example: 5 m²
- Multiply by the conversion factor: 5 x 0.0002471054
- The result is: 0.001236 ac
About Square Meter
The square meter is the SI unit of area. It is widely used for measuring floor space, land, and surfaces.
Common uses: real estate, construction, painting.
About Acre
The acre is a unit of land area equal to 43,560 square feet or about 4,047 square meters. It is used primarily in the US, UK, and former British colonies.
Fun Fact: An acre was originally defined as the amount of land a yoke of oxen could plow in one day.
Common uses: land measurement, agriculture, real estate.
Frequently Asked Questions
How many Acre are in 1 Square Meter?
There are exactly 0.0002471054 Acre in 1 Square Meter. This means the conversion factor from Square Meter to Acre is 0.0002471054.
What is the formula to convert Square Meter to Acre?
The formula to convert Square Meter to Acre is: ac = m² × 0.0002471054. For example, to convert 10 Square Meter to Acre, you would multiply 10 by 0.0002471054.
What is a Square Meter?
The square meter is the SI unit of area. It is widely used for measuring floor space, land, and surfaces.
What is a Acre?
The acre is a unit of land area equal to 43,560 square feet or about 4,047 square meters. It is used primarily in the US, UK, and former British colonies.
What are the common uses of Square Meter?
The Square Meter is commonly used in real estate, construction, painting.
Related Area Conversions
Cite this page
UnitConvertLab. (2026). Square Meter to Acre converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/sqmeter-to-acre