Convert Acres to square meters

1 acre = 4,046.86 square meters · m² = ac × 4,046.856422

ac
Square meters
4,046.86

1 acre = 4,046.86 square meters

When you need this conversion

This conversion goes from acres, the land measure used in the US and UK, to square meters, the standard area unit for property worldwide. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.

Acres to square meters conversion table

Conversion table from acres to square meters
Acres (ac)Square meters ()
1 ac4,046.86
2 ac8,093.71
3 ac12,140.57
5 ac20,234.28
10 ac40,468.56
15 ac60,702.85
20 ac80,937.13
25 ac101,171.41
50 ac202,342.82
75 ac303,514.23
100 ac404,685.64
250 ac1,011,714.11
500 ac2,023,428.21
1,000 ac4,046,856.42

The formula

m² = ac × 4,046.856422

Because both units measure area, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.

Convert the other way

Square meters to acres

Related area conversions

All area conversions →

Frequently asked questions

How many square meters are in a acre?
There are 4,046.86 square meters in 1 acre. The formula is m² = ac × 4,046.856422.
How do you convert acres to square meters?
Use the formula m² = ac × 4,046.856422. For example, 10 acres equals 40,468.56 square meters.
Is the acres to square meters conversion exact?
Yes. Acres and square meters are both units of area, related by an exact defined factor. Displayed results are rounded for readability.
What is ac short for?
ac is the standard symbol for acre. m² is the symbol for square meter.