Convert Mile to Kilometer
Use this free converter to change miles (mi) into kilometers (km). Mile and kilometer both measure length. As a quick reference, 1 mi equals 1.609344 km, and 1 km equals 0.62137119 mi.
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Kilometer (km)
1.609344
1 mi = 1.609344 km
Length conversion table
| Mile | Kilometer |
|---|---|
| 0.01 | 0.01609344 |
| 0.1 | 0.1609344 |
| 0.5 | 0.804672 |
| 1 | 1.609344 |
| 2 | 3.218688 |
| 3 | 4.828032 |
| 5 | 8.04672 |
| 10 | 16.09344 |
| 20 | 32.18688 |
| 25 | 40.2336 |
| 50 | 80.4672 |
| 100 | 160.9344 |
| 1,000 | 1609.344 |
How to convert Mile to Kilometer
Multiply the mile value by 1.609344 to get kilometers.
- Enter the number of miles you want to convert.
- The converter instantly shows the equivalent value in kilometers.
- Worked example: 15 mi × 1.609344 = 24.14016 km.
- Use the swap button to reverse the conversion (kilometer to mile).
About these units
Mile (mi)
- Definition
- A mile (mi) is an imperial unit of length equal to exactly 1,609.344 meters, or 5,280 feet.
- History
- It descends from the Roman "mille passus" (a thousand paces) and was standardised in England in 1593 as the statute mile.
- Current use
- Miles remain the everyday unit for road distance and speed in the United States and United Kingdom.
Kilometer (km)
- Definition
- A kilometer (km) is 1,000 meters and is the metric unit used for measuring longer distances such as roads and travel.
- History
- It entered use with the metric system in the 1790s, combining the SI prefix "kilo-" (thousand) with the meter.
- Current use
- Most of the world expresses road distances and speed limits in kilometers; the main exceptions are the United States and the United Kingdom, which still use miles.
Frequently asked questions
How many kilometers are in a mile?
There are 1.609344 km in 1 mi. To convert, multiply the number of miles by 1.609344.
How do I convert miles to kilometers?
Multiply the mile value by 1.609344 to get kilometers. For example, 10 mi = 16.09344 km.
Is this mile-to-kilometer converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Mile to other length units
| Unit | 1 Mile equals |
|---|---|
| Meter (m) | 1609.344 m |
| Kilometer (km) | 1.609344 km |
| Centimeter (cm) | 160934.4 cm |
| Millimeter (mm) | 1609344 mm |
| Micrometer (µm) | 1609344000 µm |
| Nanometer (nm) | 1.6093e+12 nm |
| Yard (yd) | 1760 yd |
| Foot (ft) | 5280 ft |
| Inch (in) | 63360 in |
| Nautical Mile (nmi) | 0.86897624 nmi |
| Light Year (ly) | 1.7011e-13 ly |