Meters to kilometers
Type a value in meters to see it in kilometers straight away, or type in the second box to convert back.
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Processing and privacy: The result is calculated inside your browser and your data is not sent to any server.
How to use it
- Type the value in the meters box.
- Read the result in kilometers as you type, and pick the precision you need.
- Swap the direction to convert back, or copy the result.
How it is calculated
km = m × 0.001
Multiply the value in meters by 0.001 to get kilometers.
Example
To convert 25 m to kilometers: 25 × 0.001 = 0.025 km.
Conversion table
| Meters (m) | Kilometers (km) |
|---|---|
| 1 | 0.001 |
| 2 | 0.002 |
| 3 | 0.003 |
| 5 | 0.005 |
| 10 | 0.01 |
| 20 | 0.02 |
| 25 | 0.025 |
| 50 | 0.05 |
| 100 | 0.1 |
| 250 | 0.25 |
| 500 | 0.5 |
| 1,000 | 1 |
About the units
- Meter
- The SI base unit of length, defined as the distance light travels in a vacuum in 1/299792458 of a second.
- Kilometer
- A kilometer is exactly 1000 meters and is the usual unit for road and travel distances.
Limits and caveats
- Results are rounded for display and computed with the browser's floating point precision (about 15 significant digits).
- Both unit factors are exact by their official definitions.
Questions about this tool
How many kilometers are in one meter?
1 m = 0.001 km exactly.
How do I convert meters to kilometers?
Use km = m × 0.001. For example, 25 m = 0.025 km.
How many meters are in one kilometer?
1 km = 1,000 m.
Are the inch, foot and mile factors exact or rounded?
They are exact by definition. Since the 1959 agreement one inch is exactly 2.54 cm, one foot 0.3048 m and one mile 1609.344 m.
What is the difference between a mile and a nautical mile?
A statute mile is 1609.344 meters and is used on roads. A nautical mile is 1852 meters and is used at sea and in aviation.