Use the calculator above to convert Acres (ac) to Square Miles (mi²) instantly, or check the reference table and answers below. 1 Acre equals 0.001563 mi².
To convert Acres to Square Miles, multiply the Acres value by 0.001563. To go the other way, divide by 0.001563 instead.
How many Square Miles are in 1 Acre?
1 Acre (ac) equals 0.001563 mi².
How many Square Miles are in 10 Acres?
10 Acres (ac) equals 0.015625 mi².
Symbol: ac
An acre is a unit of land area used in the imperial and US customary systems, historically defined as the area a yoke of oxen could plough in a day. It's commonly used for land and real estate.
Symbol: mi²
A square mile (mi²) is an imperial unit of area, commonly used for large land areas like cities, counties, and countries in the US.
| Acres [ac] | Square Miles [mi²] |
|---|---|
| 0.01 ac | 0.000016 mi² |
| 0.1 ac | 0.000156 mi² |
| 1 ac | 0.001563 mi² |
| 2 ac | 0.003125 mi² |
| 3 ac | 0.004687 mi² |
| 5 ac | 0.007813 mi² |
| 10 ac | 0.015625 mi² |
| 20 ac | 0.031250 mi² |
| 50 ac | 0.078125 mi² |
| 100 ac | 0.156250 mi² |
| 1000 ac | 1.562500 mi² |