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Mile to Kilometer Converter

Convert US road distances into kilometers — including the marathon.

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1 Mile (mi) = 1.609344 Kilometer (km). The reverse: 1 Kilometer = 0.6213711922 Mile.

How to convert miles to kilometers

Formula: Multiply the value in miles by 1.609344.
Reference: 1 Mile (mi) = 1.609344 Kilometer (km). The reverse: 1 Kilometer = 0.6213711922 Mile.
Worked example: A marathon (26.2 miles) is 42.1648128 km (officially 42.195 km).

Mile to Kilometer conversion table

Mile (mi)Kilometer (km)
1 mi=1.609344 km
2 mi=3.218688 km
3 mi=4.828032 km
4 mi=6.437376 km
5 mi=8.04672 km
6 mi=9.656064 km
7 mi=11.265408 km
8 mi=12.874752 km
9 mi=14.484096 km
10 mi=16.09344 km
15 mi=24.14016 km
20 mi=32.18688 km
25 mi=40.2336 km
30 mi=48.28032 km
40 mi=64.37376 km
50 mi=80.4672 km
75 mi=120.7008 km
100 mi=160.9344 km

Related conversions

Kilometer to Mile Centimeter to Inch Inch to Centimeter Centimeter to Foot Foot to Centimeter Meter to Foot

Frequently asked questions

How many kilometers is 26.2 miles?

A marathon (26.2 miles) is 42.1648128 km (officially 42.195 km).

How do I convert miles to kilometers?

Multiply the value in miles by 1.609344. 1 Mile (mi) = 1.609344 Kilometer (km). The reverse: 1 Kilometer = 0.6213711922 Mile.

Is this converter free?

Yes — ConvWiz is free, needs no account, and runs entirely in your browser.