Square mile (mi²)
640 acres, used for counties and large regions.
Result
1 square mile = 25,899,881,103 square centimeters
Square mile at a glance
| Unit name | Square mile (plural: square miles) |
|---|---|
| Symbol | mi² |
| Quantity measured | Area |
| Measurement system | US customary |
| Also known as | sq mi, mi2 |
| Definition exact? | Yes — exact by definition |
1 square mile in other area units
| Unit | 1 mi² equals |
|---|---|
| Square millimeter | 2,589,988,110,336 mm² |
| Square centimeter | 25,899,881,103 cm² |
| Square meter | 2,589,988.11 m² |
| Square kilometer | 2.58998811 km² |
| Square inch | 4,014,489,600 in² |
| Square foot | 27,878,400 ft² |
| Square yard | 3,097,600 yd² |
| Acre | 640 ac |
| Hectare | 258.998811 ha |
| Are | 25,899.8811 a |
| Square nautical mile | 0.755119709 sq nmi |
| Barn | 2.58998811 × 10³⁴ b |
Frequently asked questions
- What is a square mile?
- 640 acres, used for counties and large regions.
- What is the symbol for the square mile?
- The symbol for the square mile is mi². It measures area.
- How many square centimeters are in a square mile?
- 1 square mile = 25,899,881,103 square centimeters.
- How many square meters are in a square mile?
- 1 square mile = 2,589,988.11 square meters.
- How many square inches are in a square mile?
- 1 square mile = 4,014,489,600 square inches.