Square Meters - Acres Converter


Convert between square meters (m²) and acres (ac). This converter is part of the full area converter tool. Simply choose which unit you want to convert from and to, enter a value and click the 'convert' button. A reference chart can be found further down the page.

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Converting acres and square meters

Some commonly asked questions are included below, as well as a reference chart. When making manual conversions, you can use the converter at the top of this page to check your answer.

How many square meters are there in 1 acre?

There are 4046.8564224 square meters in 1 acre. To convert from acres to square meters, multiply your figure by 4046.8564224 (or divide by 0.00024710538146717) .

How many acres are there in 1 square meter?

There are 0.00024710538146717 acres in 1 square meter. To convert from square meters to acres, multiply your figure by 0.00024710538146717 (or divide by 4046.8564224) .

In the chart below, figures are rounded to a maximum of 3 decimal places (6 with smaller numbers) to give approximations.

Acres and square meters reference chart

Acres Square Meters Square Meters Acres
0.1 404.686 m² 0.1 2.5E-5 ac
1 4046.856 m² 1 0.000247 ac
2 8093.713 m² 2 0.000494 ac
3 12140.569 m² 3 0.001 ac
4 16187.426 m² 4 0.001 ac
5 20234.282 m² 5 0.001 ac
6 24281.139 m² 6 0.001 ac
7 28327.995 m² 7 0.002 ac
8 32374.851 m² 8 0.002 ac
9 36421.708 m² 9 0.002 ac
10 40468.564 m² 10 0.002 ac
20 80937.128 m² 20 0.005 ac
30 121405.693 m² 30 0.007 ac
40 161874.257 m² 40 0.01 ac
50 202342.821 m² 50 0.012 ac
60 242811.385 m² 60 0.015 ac
70 283279.95 m² 70 0.017 ac
80 323748.514 m² 80 0.02 ac
90 364217.078 m² 90 0.022 ac
100 404685.642 m² 100 0.025 ac

What is an acre?

The acre is a unit of land commonly employed within North America and the Caribbean. It is equal to 4,047 square metres or 43,560 square feet. This measurement is roughly equivalent to 40 per cent of a hectare. Interestingly enough, the acre can trace its roots back to mediaeval times. It was defined as the area that could be ploughed in a single day with the help of an ox. One acre is approximately 76 per cent the size of a football field. Many suburban lots are between one-quarter and one-fifth of an acre in size. You can find out more about acres in the article, how big is an acre?

What is a square meter?

Otherwise abbreviated as m2, a square meter (or 'metre' with British spelling) is a square which possesses equal sides of one meter. It is often used to measure the area within a room or the total area associated with an exterior parcel of land. A square meter is equal to 10,000 square centimeters, 10.76 square feet and 0.0001 hectares. Large bay windows are sometimes the equivalent of a square meter. Carpets and wooden floors are likewise priced by the square meter.

Other individual area converters

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