Unit Converter Express Version🧮
Kilometers to Miles
1 kilometer = 0.621371 miles
To convert kilometers to miles, use the formula miles = kilometers ÷ 1.609344. Type any value in the converter above for an instant result — everything runs in your browser.
About these units
The kilometer is the metric unit for road distances and running races, used by almost every country. The mile is used on roads in the United States and the United Kingdom. Converting kilometers to miles matters for driving abroad, following race distances like the 5K and marathon, and reading international maps.
When you might need this conversion
- Understanding a 100 km road sign distance while driving in Europe
- Converting a 42.195 km marathon into miles
- Comparing fuel range figures quoted in kilometers with miles
Kilometers to Miles conversion table
| kilometers (km) | miles (mi) |
|---|---|
| 1 km | 0.621371 mi |
| 2 km | 1.2427 mi |
| 3 km | 1.8641 mi |
| 5 km | 3.1069 mi |
| 10 km | 6.2137 mi |
| 15 km | 9.3206 mi |
| 21.0975 km | 13.1094 mi |
| 25 km | 15.5343 mi |
| 42.195 km | 26.2188 mi |
| 50 km | 31.0686 mi |
| 100 km | 62.1371 mi |
| 200 km | 124.2742 mi |
How to convert kilometers to miles
- Enter your value in the “From” box above.
- The result in miles appears instantly, using miles = kilometers ÷ 1.609344.
- Swap the units any time to convert back.
Frequently asked questions
How many miles is 1 km?
1 kilometer is about 0.6214 miles. Divide kilometers by 1.609344 to convert.
What is a 5K race in miles?
5 kilometers is about 3.107 miles.
How long is a marathon in miles?
A marathon is 42.195 km, which is 26.219 miles — famously 26 miles 385 yards.
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