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Convert Acres to Square Miles

ac\text{ac}
=
mi2\mathrm{mi}^{2}

Acre (ac)

An imperial unit of area equal to 4,840 square yards or 43,560 square feet.

Square Mile (mi²)

An imperial unit of area equal to the area of a square with sides of 1 mile.

Acres to Square Miles Conversion Table

Acres (ac)Square Miles (mi²)
10.00156
20.00313
50.00781
100.01563
200.03125
500.07813
1000.15625
2500.39063
5000.78125
10001.5625

How to Convert Acres to Square Miles

Conversion factor:

1 ac=0.00156 mi21\,\text{ac} = 0.00156\,\mathrm{mi}^{2}

Inverse factor:

1 mi2=639.99943 ac1\,\mathrm{mi}^{2} = 639.99943\,\text{ac}

Example

Convert 15 ac to mi²:

mi2=ac×0.00156\mathrm{mi}^{2} = \text{ac} \times 0.00156
mi2=15×0.00156\mathrm{mi}^{2} = 15 \times 0.00156
mi2=0.02344\mathrm{mi}^{2} = 0.02344
=0.02344 mi2= 0.02344 \, \mathrm{mi}^{2}

All conversions from Acres (ac)