Online calculator to convert square meters to acres (m2 to ac) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Area units.
Conversion Calculator
Enter your value in the conversion calculator below.
Convert m2 to acres
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between square meters and acres.
What is a square meter (m2)?
A square meter is a unit of area in the Metric System. The symbol for square meter is m2. There are 4,046.85642 square meters in an acre. A square meter is calculated as the area of a square that has 1 meter on each side. The International spelling for this unit is square metre.
What is an acre (ac)?
An acre is a unit of area in both US Customary Units as well as the Imperial System. The symbol for acre is ac. There are 0.00024711 acres in a square meter.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from m2 to acres is:
acres = m2 ÷ 4,046.85642
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from square meters to acres (m2 to ac).
Square Meter to Acres Conversion Example
Task: Convert 40,000 square meters to acres (show work) Formula: m2 ÷ 4,046.85642 = acres Calculations: 40,000 m2 ÷ 4,046.85642 = 9.88421526 acres Result: 40,000 m2 is equal to 9.88421526 acres
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from m2 to acres.
Square Meters to Acres Conversion Chart
| square meters (m2) | acres (ac) |
|---|---|
| 1 m2 | 0.00024711 acres |
| 2 m2 | 0.00049421 acres |
| 3 m2 | 0.00074132 acres |
| 4 m2 | 0.00098842 acres |
| 5 m2 | 0.00123553 acres |
| 6 m2 | 0.00148263 acres |
| 7 m2 | 0.00172974 acres |
| 8 m2 | 0.00197684 acres |
| 9 m2 | 0.00222395 acres |
| 10 m2 | 0.00247105 acres |
| 20 m2 | 0.00494211 acres |
| 30 m2 | 0.00741316 acres |
| 40 m2 | 0.00988422 acres |
| 50 m2 | 0.01235527 acres |
| 75 m2 | 0.0185329 acres |
| 100 m2 | 0.02471054 acres |
| 250 m2 | 0.06177635 acres |
| 500 m2 | 0.12355269 acres |
| 750 m2 | 0.18532904 acres |
| 1,000 m2 | 0.24710538 acres |
| 2,500 m2 | 0.61776345 acres |
| 5,000 m2 | 1.23552691 acres |
| 7,500 m2 | 1.85329036 acres |
| 10,000 m2 | 2.47105382 acres |
| 25,000 m2 | 6.17763454 acres |
| 50,000 m2 | 12.35526908 acres |
| 75,000 m2 | 18.53290362 acres |
| 100,000 m2 | 24.71053816 acres |
| 250,000 m2 | 61.7763454 acres |
Related Units
This table provides a summary of the Area units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| square inches | in2 or sq in | US Customary Units/Imperial System |
| square feet | ft2 or sq ft | US Customary Units/Imperial System |
| square yards | yd2 or sq yd | US Customary Units/Imperial System |
| acres | ac | US Customary Units/Imperial System |
| square miles | mi2 or sq mi | US Customary Units/Imperial System |
| square millimeters | mm2 | Metric System |
| square centimeters | cm2 | Metric System |
| square decimeters | dm2 | Metric System |
| square meters | m2 | Metric System |
| square decameters | dam2 | Metric System |
| square hectometers | hm2 | Metric System |
| hectares | ha | Metric System |
| square kilometers | km2 | Metric System |
Note: For area conversions, US Customary Units and the Imperial System are equivalent.
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