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Acres to Square Meters Converter

Convert acres (ac) to square meters (m²), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Enter an area, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.

About valueA number, fraction (3/8), mixed number (1 1/2), scientific notation (2.5e6) or a simple sum such as 2*3.
About toThe unit you want the answer in. Swap exchanges the two units.
Result
Result
4,046.8564224 m²
square miles
0.0015625 sq mi
square yards
4,840 sq yd
square feet
43,560 sq ft
square inches
6,272,640 sq in
square kilometers
0.0040468564224 km²
hectares
0.40468564224 ha
ares
40.468564224 a
square centimeters
40,468,564.224 cm²
square millimeters
4,046,856,422.4 mm²
square micrometers
4.0468564224 × 10¹⁵ µm²

1 ac = 4,046.8564224 m²

Show the working
  1. 1 ac = 4046.8564224 m²
  2. 1 × 4046.8564224 = 4046.8564224 m²

How to convert acres to square meters

1 ac = 4,046.8564224 m², so multiply by 4,046.8564224 to go from acres to square meters. Going the other way, 1 m² = 0.000247105381467 ac.

m² = ac × 4,046.8564224
ac = m² × 0.000247105381467

Worked example:

1 ac = 4046.8564224 m²
5 × 4046.8564224 = 20234.282112 m²

Acres to square meters table

AcresSquare Meters
1 ac4,046.8564224 m²
2 ac8,093.7128448 m²
3 ac12,140.5692672 m²
4 ac16,187.4256896 m²
5 ac20,234.282112 m²
6 ac24,281.1385344 m²
7 ac28,327.9949568 m²
8 ac32,374.8513792 m²
9 ac36,421.7078016 m²
10 ac40,468.564224 m²
15 ac60,702.846336 m²
20 ac80,937.128448 m²
25 ac101,171.41056 m²
30 ac121,405.692672 m²
40 ac161,874.256896 m²
50 ac202,342.82112 m²
75 ac303,514.23168 m²
100 ac404,685.64224 m²
250 ac1,011,714.1056 m²
500 ac2,023,428.2112 m²
1000 ac4,046,856.4224 m²

About the units

Square Meters (m²)
Square meters, a metric unit. Definition: BIPM SI Brochure.

Formula version 0.1.0Reviewed