Use the below online Acre to Square miles converter tool to convert the land area measure of acre to square miles:

## Acre

Acre is a unit of land area, which is approximately equal to 4047 square metres or 4840 square yards or 1/640 of a square mile. As a unit of measure, an acre has no prescribed shape. Any area of 43,560 square feet is an acre. In India, agricultural land is measured in acres.

## Square miles

Square miles, by definition, is an area measurement unit, equal to the area of a square having one mile long on each side. Square mile is denoted by the symbol Sq mi or mi2.

## How to convert Acre to Square miles

1 acre = 0.00156 Sq.mi

### Example 1:

Convert 15 Acre to Square miles
1 acre = 0.00156 mi2
Therefore, 15 acre = 15 * 0.00156 = 0.0234 mi2

### Example 2:

Convert 50 Acre to Square miles
1 acre = 0.004047 mi2
Therefore, 50 acre = 50 * 0.00156 = 0.0781 mi2

## Acre to Square miles conversion table

AcreSquare miles(mi2)
00
10.00156
20.00312
30.00468
40.00624
50.00781
60.00937
70.01093
80.01249
90.01406
100.0156
110.0171
120.0187
130.0203
140.0218
150.0234
200.0312
500.0781
1000.156