Acres to Square Meters
Convert acre to m² quickly with this free online calculator. The page explains the conversion rule, gives practical examples and provides a quick reference table.
1 acre equals 4,046.8564224 square meters.
How to use the Acres to Square Meters
- Enter the number you want to convert.
- Confirm the source unit shown beside the input.
- Choose decimal precision if you need more or less detail.
- Read the converted result.
- Copy the result when you need to use it elsewhere.
How the conversion works
1 acre equals 4,046.8564224 square meters.
For a simple fixed-factor conversion, the calculator multiplies the entered value by the stated factor. Temperature scales and certain specialized tools use their specific mathematical relationship instead.
Common acre to m² conversions
| acre | m² |
|---|---|
| 1 acre | 4,046.856422 m² |
| 2 acre | 8,093.712845 m² |
| 5 acre | 20,234.282112 m² |
| 10 acre | 40,468.564224 m² |
| 20 acre | 80,937.128448 m² |
| 50 acre | 202,342.82112 m² |
Example
For example, entering 1 acre gives approximately 4,046.856422 m² using the rule above. Change the input to test your own value.
Frequently asked questions
Accuracy note: This calculator is a practical reference. For regulated, safety-critical or specialized work, verify the result against the applicable standard.
Page reviewed: August 24, 2026.