Miles to KM Converter
Convert miles to kilometers by multiplying by 1.609344. Enter a distance in miles to get km and meters. Example: 26.2 mi = 42.16 km.
Show steps
How to use the Miles to KM Converter
- Type the value in miles.
- Choose how many decimal places you want.
- Press Calculate to see the value in kilometers, with the formula and steps.
Formula and method
kilometers = miles × 1.609344
The international mile is exactly 1,609.344 meters. A quick estimate is to multiply by 1.6, or to add half and a tenth: 10 mi + 5 + 1 = 16 km, against the exact 16.09 km.
mi to km conversion chart
| Miles | Kilometers |
|---|---|
| 1 mi | 1.61 km |
| 3.1 mi | 4.99 km |
| 5 mi | 8.05 km |
| 6.2 mi | 9.98 km |
| 10 mi | 16.09 km |
| 13.1 mi | 21.08 km |
| 20 mi | 32.19 km |
| 26.2 mi | 42.16 km |
| 50 mi | 80.47 km |
| 60 mi | 96.56 km |
| 100 mi | 160.93 km |
| 200 mi | 321.87 km |
| 500 mi | 804.67 km |
Race distances
| Race | Miles | Kilometers |
|---|---|---|
| 5K | 3.107 | 5.00 |
| 10K | 6.214 | 10.00 |
| Half marathon | 13.109 | 21.10 |
| Marathon | 26.219 | 42.20 |
| 50K ultra | 31.069 | 50.00 |
| 100 miles | 100 | 160.93 |
Driving and speed
Road signs in the US show miles and speed in mph; most other countries use km and km/h. A 60 mph limit is 96.56 km/h, 70 mph is 112.65 km/h, and a 300 mile drive is 482.8 km. Use the pace calculator for running splits and the fuel cost calculator for trip costs.
What are miles and kilometers?
The international mile is 5,280 feet, or exactly 1,609.344 meters. It is used for road distance in the United States and the United Kingdom.
A kilometer is 1,000 meters. It is the standard road distance unit in most of the world.
How to convert miles to kilometers step by step
- Write the value you want to convert: 13.1 mi.
- Apply the rule miles to kilometers: × 1.609344.
- Calculate: 13.1 × 1.609344 = 21.0824 km.
- Check a second value, 250 mi: 250 × 1.609344 = 402.336 km.
Round the answer to the precision you need. For quick checks use the mental estimate in the formula section above, and use the converter for exact results.
Full mi to km chart
| mi | km | mi | km | mi | km |
|---|---|---|---|---|---|
| 5 mi | 8.05 km | 55 mi | 88.51 km | 105 mi | 168.98 km |
| 10 mi | 16.09 km | 60 mi | 96.56 km | 110 mi | 177.03 km |
| 15 mi | 24.14 km | 65 mi | 104.61 km | 115 mi | 185.07 km |
| 20 mi | 32.19 km | 70 mi | 112.65 km | 120 mi | 193.12 km |
| 25 mi | 40.23 km | 75 mi | 120.7 km | 125 mi | 201.17 km |
| 30 mi | 48.28 km | 80 mi | 128.75 km | 130 mi | 209.21 km |
| 35 mi | 56.33 km | 85 mi | 136.79 km | 135 mi | 217.26 km |
| 40 mi | 64.37 km | 90 mi | 144.84 km | 140 mi | 225.31 km |
| 45 mi | 72.42 km | 95 mi | 152.89 km | 145 mi | 233.35 km |
| 50 mi | 80.47 km | 100 mi | 160.93 km | 150 mi | 241.4 km |
Frequently asked questions
How many kilometers are in a mile?
One mile is 1.609344 kilometers.
How far is 5 miles in km?
5 x 1.609344 = 8.05 km.
What is a marathon in miles and km?
26.2 miles, or 42.195 kilometers.
Sources
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