1 km² = 0.3861019 mi². Free Square Kilometer to Square Mile converter with the formula, a worked example and a table of common values.
1 km² = 0.3861019 mi². To convert Square Kilometer to Square Mile, multiply by 0.3861019.
To convert 5 km² to mi², multiply by 0.3861019: 5 × 0.3861019 = 1.930509 mi².
| km² | mi² |
|---|---|
| 1 | 0.3861019 |
| 2 | 0.7722038 |
| 3 | 1.158306 |
| 4 | 1.544408 |
| 5 | 1.930509 |
| 6 | 2.316611 |
| 7 | 2.702713 |
| 8 | 3.088815 |
| 9 | 3.474917 |
| 10 | 3.861019 |
| 15 | 5.791528 |
| 20 | 7.722038 |
| 25 | 9.652547 |
| 30 | 11.58306 |
| 40 | 15.44408 |
| 50 | 19.30509 |
| 75 | 28.95764 |
| 100 | 38.61019 |
| 250 | 96.52547 |
| 500 | 193.0509 |
| 1,000 | 386.1019 |
| mi² | km² |
|---|---|
| 1 | 2.58999 |
| 2 | 5.17998 |
| 3 | 7.76997 |
| 4 | 10.35996 |
| 5 | 12.94995 |
| 6 | 15.53994 |
| 7 | 18.12993 |
| 8 | 20.71992 |
| 9 | 23.30991 |
| 10 | 25.8999 |
| 15 | 38.84985 |
| 20 | 51.7998 |
| 25 | 64.74975 |
| 30 | 77.6997 |
| 40 | 103.5996 |
| 50 | 129.4995 |
| 75 | 194.2492 |
| 100 | 258.999 |
| 250 | 647.4975 |
| 500 | 1,294.995 |
| 1,000 | 2,589.99 |