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Kilometers to Miles

Type a value in either box. 1 km = 0.621371 mi.

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How to convert kilometers to miles

1 km = 0.6213711922 mi, and 1 mi = 1.609344 km. To convert kilometers to miles, use:

mi = km × 0.6213711922

Example: convert 10 km to miles: 10 × 0.6213711922 = 6.2137119, so 10 km = 6.21371 mi.

Good to know

Multiply by 0.62 for a quick answer. A 5K race is 3.1 miles, a 10K is 6.2 miles, and a marathon (42.195 km) is 26.2 miles.

Kilometers to Miles chart

Kilometers (km)Miles (mi)
0.1 km0.0621371 mi
0.25 km0.155343 mi
0.5 km0.310686 mi
1 km0.621371 mi
2 km1.24274 mi
3 km1.86411 mi
4 km2.48548 mi
5 km3.10686 mi
6 km3.72823 mi
7 km4.3496 mi
8 km4.97097 mi
9 km5.59234 mi
10 km6.21371 mi
12 km7.45645 mi
15 km9.32057 mi
20 km12.4274 mi
25 km15.5343 mi
30 km18.6411 mi
40 km24.8548 mi
50 km31.0686 mi
75 km46.6028 mi
100 km62.1371 mi
250 km155.343 mi
500 km310.686 mi
1,000 km621.371 mi

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