Convert Miles to km
Convert miles to kilometers instantly — exact factors, common-value table, nothing uploaded.
Common conversions
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Miles to kilometers, US distances on metric roads
Renting a car abroad, planning a hike from a US guidebook, comparing treadmill sessions — miles need translating into kilometers more often than people expect. The exact factor: 1 mile = 1.609344 km, fixed by definition since the international agreement of 1959.
This page presets the converter to miles → kilometers. Type 26.2 and you get 42.1648 km — the marathon, the distance every running app in the world reports in kilometers. Type 60 and you get 96.5606, close enough to a 100 km/day driving plan to sanity-check it.
The quick table below covers the round numbers; the converter handles everything else live, locally, with no sign-up and no limits.
Quick conversion table
Common values at a glance — computed locally with exact standard factors.
| Value (mi) | Converted (km) |
|---|---|
| 1 | 1.60934 |
| 2 | 3.21869 |
| 5 | 8.04672 |
| 10 | 16.0934 |
| 25 | 40.2336 |
| 50 | 80.4672 |
| 100 | 160.934 |
How to convert miles to km
Enter the distance in miles
Decimals fine — 26.2 for a marathon, 0.25 for a quarter mile.
Read the result in km
Exact multiplication by 1.609344, displayed to six significant digits.
Reverse anytime
The swap button flips to km-to-miles without losing the value.
FAQs about this conversion
How many km is 1 mile exactly?
Exactly 1.609344 km — the mile is defined as 5,280 feet and the foot is 0.3048 m exactly.
What is a 10-minute mile in km/h terms?
A 10-minute mile pace converts to about 9.66 km/h — useful when treadmills or race apps switch units on you.
Why do UK road signs still use miles?
Historical convention: the UK kept miles for road distances while adopting metric elsewhere, which is why both units stay relevant.
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