How to convert square meters to acres
To convert a measurement in square meters to acres, multiply the value by 0.000247105381. The conversion factor comes from the relationship between both units and the square meter.
For example, to convert 5 m² to acres: 5 × 0.000247105381 = 0.001235526907 ac.
What is a square meter?
A square meter is the SI derived unit of area, equal to the area of a square one meter on each side, about 10.764 square feet. The square meter follows directly from the meter, the SI base unit of length. It is the standard unit for floor area and land measurement across most of the world, often written 'sqm' in real estate.
Common uses of square meters include: Floor area and room size in real estate; Flooring, tiling, and carpet ordering; Land plot size in metric countries; Solar panel and roofing coverage.
What is a acre?
An acre is an imperial and US customary unit of area equal to 43,560 square feet, or about 4,046.86 square meters (roughly 0.405 hectares). The acre originally meant the area a yoke of oxen could plow in a day, standardized as 1 chain by 1 furlong (66 by 660 feet). It remains the standard unit for land and farm area in the US and UK.
Common uses of acres include: Farmland and rural land size; Residential lot and property size in the US; Real estate and development parcels; Sports field and park area references.
Square Meters to acres worked examples
Here are some common values converted:
1 m² = 0.000247105381 ac 5 m² = 0.001235526907 ac 10 m² = 0.002471053815 ac 50 m² = 0.012355269073 ac 100 m² = 0.024710538147 ac
Frequently asked questions
How many acres are in one square meter?
One square meter (m²) equals 0.000247105381 acres (ac). Multiply any value in square meters by 0.000247105381 to convert to acres.
How do I convert square meters to acres?
Multiply the value in square meters by 0.000247105381. For example, 5 m² × 0.000247105381 = 0.001235526907 ac.
How do I convert acres to square meters?
Multiply the value in acres by 4,046.8564, or divide by 0.000247105381. Use the swap button on the converter above to reverse the direction.
Is the square meter to acre conversion exact?
Yes. Area conversions derive from the exact 1959 international definitions of the meter, yard, and foot, so the factors are exact.
What is the formula for square meters to acres?
The formula is: ac = m² × 0.000247105381. This comes from the definition of both units relative to the square meter.