KM to Miles — Convert Kilometers to Miles

Convert kilometers to miles instantly, with a quick reference table. Free, in your browser — no sign-up.

How to

  1. 1Enter the value in kilometers.
  2. 2Read the result in miles.
  3. 3Use the table for common race and travel distances.

How to convert kilometers to miles

Multiply the distance in kilometers by 0.6214 (or divide by 1.609), since one kilometer is about 0.6214 miles. For example, 10 km × 0.6214 = 6.21 miles. A quick mental estimate is to take about 5/8 of the kilometers.

Where you will use it

Kilometers-to-miles is a travel and fitness favorite: reading a car odometer or speed limit abroad, planning a road trip, or converting a 5K, 10K, or marathon distance into miles.

kilometers to miles conversion table

Quick reference for common values. 1 km = 0.621371 mi.

kilometers (km)miles (mi)
1 km0.621371 mi
2 km1.242742 mi
3 km1.864114 mi
4 km2.485485 mi
5 km3.106856 mi
10 km6.213712 mi
15 km9.320568 mi
20 km12.427424 mi
25 km15.53428 mi
50 km31.06856 mi
75 km46.602839 mi
100 km62.137119 mi

FAQ

How many miles is 1 km?+

1 kilometer is about 0.6214 miles. Multiply kilometers by 0.6214 (or divide by 1.609).

What is a 10K in miles?+

A 10K (10 km) is about 6.21 miles. A 5K is about 3.11 miles.

Is it free?+

Yes, completely free — no sign-up and no watermark.

Is my data private?+

Yes — this tool runs entirely in your browser. Your files and text are never uploaded.

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