📏 Length converter
Miles to Kilometers Converter
Convert miles (mi) to kilometers (km) instantly. Includes formula, worked example, and a full reference chart from 1 to 1000 mi.
Miles
mi
Kilometers
km
How to convert miles to kilometers
One mile is exactly 1.609344 kilometers. To convert miles to kilometers, multiply the mile value by 1.609344. A 5K race is therefore about 3.107 miles.
Formula
kilometers = miles × 1.609344
Worked example
Convert 10 mi to km:
10 mi × 1.609344 → 16.09344 km
10 mi × 1.609344 → 16.09344 km
Common miles to kilometers values
Quick reference for common mile values:
- 1 mi = 1.609344 km
- 5 mi = 8.04672 km
- 10 mi = 16.09344 km
- 100 mi = 160.9344 km
Miles to Kilometers conversion table
Full reference chart — useful for cooking, fitness, engineering, or homework.
| Miles | Kilometers |
|---|---|
| 1 mi | 1.609344 km |
| 2 mi | 3.218688 km |
| 3 mi | 4.828032 km |
| 5 mi | 8.04672 km |
| 10 mi | 16.09344 km |
| 20 mi | 32.18688 km |
| 25 mi | 40.2336 km |
| 50 mi | 80.4672 km |
| 75 mi | 120.7008 km |
| 100 mi | 160.9344 km |
| 250 mi | 402.336 km |
| 500 mi | 804.672 km |
| 1000 mi | 1,609.344 km |
Kilometers to Miles table (reverse)
Looking the other way? Here's the reverse conversion:
| Kilometers | Miles |
|---|---|
| 1 km | 0.621371 mi |
| 2 km | 1.242742 mi |
| 3 km | 1.864114 mi |
| 5 km | 3.106856 mi |
| 10 km | 6.213712 mi |
| 20 km | 12.427424 mi |
| 25 km | 15.53428 mi |
| 50 km | 31.06856 mi |
| 75 km | 46.602839 mi |
| 100 km | 62.137119 mi |
| 250 km | 155.342798 mi |
| 500 km | 310.685596 mi |
| 1000 km | 621.371192 mi |
Frequently asked questions
How many kilometers are in 1 mile?
There are 1.609344 km in 1 mi.
How many kilometers are in 10 miles?
10 mi = 16.09344 km.
How many miles are in 1 kilometer?
1 km = 0.621371 mi.
What is the formula to convert miles to kilometers?
The formula is kilometers = miles × 1.609344.