How to use this tool
- Pick the kind of measurement: length, weight, temperature and so on.
- Type a value and choose the unit you are converting from and to.
- The answer appears at once, and the table lists the value in every other unit.
Miles to km chart
| Miles | km |
|---|---|
| 1 | 1.61 |
| 3.1 (5K run) | 5.0 |
| 6.2 (10K run) | 10.0 |
| 13.1 (half marathon) | 21.1 |
| 26.2 (marathon) | 42.2 |
| 100 | 160.9 |
The US and UK use miles on road signs; Pakistan, India and most other countries use kilometres. For speed, mph × 1.609 = km/h.
Frequently asked questions
How many km is a mile?
1.609 km.
How far is a 5K in miles?
3.1 miles.
How do I convert km to miles?
Multiply by 0.6214.
Need more detail? See the full Unit Converter guide.
Sources and references
- NIST Handbook 44 Appendix C: General tables of units of measurement
- BIPM: The International System of Units (SI Brochure)