Acre to Square mile
acre to square mile Conversion Table
| acre (ac) | square mile (mi²) | |
|---|---|---|
| 0.01 ac | → | 0.000015625 mi² |
| 0.1 ac | → | 0.00015625 mi² |
| 1.0 ac | → | 0.0015625 mi² |
| 2.0 ac | → | 0.003125 mi² |
| 3.0 ac | → | 0.0046875 mi² |
| 5.0 ac | → | 0.0078125 mi² |
| 10.0 ac | → | 0.015625 mi² |
| 20.0 ac | → | 0.03125 mi² |
| 30.0 ac | → | 0.046875 mi² |
| 50.0 ac | → | 0.078125 mi² |
| 100.0 ac | → | 0.15625 mi² |
| 1000.0 ac | → | 1.5625 mi² |
Example Conversion
To convert from acre to square mile, multiply by 0.0015625.
For example: 22 acre = 22 × 0.0015625 = 0.034375 square mile
Unit History
About acre
The acre is a traditional unit of area in the imperial system, still widely used in the United States and the United Kingdom for land transactions. Historically, an acre was roughly the amount of land one person could plow in a single day with a team of oxen. Today, one acre equals about 4,047 square meters.
About square mile
The square mile is a historical imperial measure for area, primarily used in the United States and the United Kingdom. Although many countries have adopted the metric system, the square mile remains an important measure in certain sectors, including land surveys, regional planning, and historical contexts.