Convert Acre to Square Mile
Other Acre Conversions
- Acre to Square Kilometer
- Acre to Square Meter
- Acre to Square Yard
- Acre to Square Foot
- Acre to Square Inch
- Acre to Hectare
- See also: Square Mile to Acre
Conversion Table
| 0.1 ac | 0.00015625 mi² |
| 0.5 ac | 0.00078125 mi² |
| 1 ac | 0.0015625 mi² |
| 5 ac | 0.0078125 mi² |
| 10 ac | 0.015625 mi² |
| 50 ac | 0.078125 mi² |
| 100 ac | 0.15625 mi² |
| 500 ac | 0.78125 mi² |
| 1000 ac | 1.5625 mi² |
| Units in Acre | Units in Square Mile |
|---|---|
| 1 Square Kilometer = 247.10538 Acre | 1 Square Kilometer = 0.386102 Square Mile |
| 1 Square Meter = 0.000247105 Acre | 1 Square Meter = 0.000000386102 Square Mile |
| 1 Square Mile = 640 Acre | 1 Square Mile = 1 Square Mile |
| 1 Square Yard = 0.000206612 Acre | 1 Square Yard = 0.000000322831 Square Mile |
| 1 Square Foot = 0.0000229568 Acre | 1 Square Foot = 0.0000000358701 Square Mile |
| 1 Square Inch = 0.000000159423 Acre | 1 Square Inch = 0.000000000249098 Square Mile |
| 1 Hectare = 2.47105 Acre | 1 Hectare = 0.00386102 Square Mile |
| 1 Acre = 1 Acre | 1 Acre = 0.0015625 Square Mile |
On this page you can convert acres (ac) to square miles (mi²) quickly and easily. One acre equals 0.0015625 square miles, and one square mile equals 640 acres. Type any value in the converter above and the result appears right away.
The acre is an area unit used in the United States and the United Kingdom for land. One acre equals about 4,047 square meters. Its symbol is ac.
The square mile is a large area unit used in the United States and the United Kingdom. It equals about 2.59 square kilometers. Its symbol is mi².
To convert from acres to square miles, divide the number of acres by 640. For example: 5 ac ÷ 640 = 0.0078125 mi², and 20 ac ÷ 640 = 0.03125 mi². To go the other way, from square miles to acres, multiply by 640 instead.
This area converter is free, works on your phone and computer, and even works offline after your first visit. The tables above give you ready answers for the most common values, and you will also find links to more acre conversions.