Square Mile to Square Kilometer Converter
1 mi² = 2.59 km²
1 mi² = 2.59 km²
Square Mile to Square Kilometer Table
| Square Mile (mi²) | Square Kilometer (km²) |
|---|---|
| 0.01 | 0.0259 |
| 0.1 | 0.259 |
| 1 | 2.59 |
| 2 | 5.18 |
| 5 | 12.95 |
| 10 | 25.9 |
| 20 | 51.8 |
| 50 | 129.5 |
| 100 | 259 |
| 500 | 1,295 |
| 1000 | 2,590 |
How to Convert Square Mile to Square Kilometer
To convert Square Mile (mi²) to Square Kilometer (km²), use the formula: 1 mi² = 2.59 km².
For example, to convert 5 mi² to km²: 5 mi² = 12.95 km². Similarly, 10 mi² = 25.9 km², 25 mi² = 64.75 km², and 100 mi² = 259 km².
To convert in the other direction, 1 km² = 0.3861 mi². Simply enter your value in either field above for instant bi-directional conversion.
What is a Square Mile?
A square mile (mi²) equals 640 acres or about 2.59 km². Square miles are used for city areas and geographic regions in the US and UK.
What is a Square Kilometer?
A square kilometer (km²) equals 1,000,000 square meters. Square kilometers are used for countries, cities, and large geographic regions.
Common Square Mile to Square Kilometer Conversions
Here are some frequently looked-up conversions between Square Mile and Square Kilometer:
- 1 mi² = 2.59 km²
- 5 mi² = 12.95 km²
- 10 mi² = 25.9 km²
- 25 mi² = 64.75 km²
- 100 mi² = 259 km²