Kilometers to miles
1 kilometer = 0.621 miles
For any other value: mi = km × 0.6213711922
Calculator
62.137 mi
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Kilometers to miles chart
The values people look up most.
| kilometers | miles |
|---|---|
| 100 km | 62.137 mi |
| 5 km | 3.107 mi |
| 1 km | 0.621 mi |
| 300 km | 186.411 mi |
| 10 km | 6.214 mi |
| 50 km | 31.069 mi |
| 2 km | 1.243 mi |
| 80 km | 49.71 mi |
| 3 km | 1.864 mi |
| 150 km | 93.206 mi |
| 120 km | 74.565 mi |
| 200 km | 124.274 mi |
| 20 km | 12.427 mi |
| 30 km | 18.641 mi |
| 15 km | 9.321 mi |
| 400 km | 248.548 mi |
| 40 km | 24.855 mi |
| 8 km | 4.971 mi |
| 60 km | 37.282 mi |
| 4 km | 2.485 mi |
| 7 km | 4.35 mi |
| 500 km | 310.686 mi |
| 12 km | 7.456 mi |
| 25 km | 15.534 mi |
| 140 km | 86.992 mi |
| 90 km | 55.923 mi |
| 70 km | 43.496 mi |
| 6 km | 3.728 mi |
| 21 km | 13.049 mi |
| 16 km | 9.942 mi |
Formula
mi = km × 0.6213711922
A marathon is 26.2 miles, which is 42.2 km. A 5K is 3.1 miles.
Where this number comes from
This factor is exact, not rounded. A mile is exactly 1,609.344 m, following from the 0.9144 m yard.
Source: NIST Guide to the SI, Appendix B: Conversion Factors, NIST (National Institute of Standards and Technology, USA).
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