How to convert centimeters to kilometers
To convert centimeters to kilometers, use the formula km = cm × 0.00001. In other words, multiply the number of centimeters by 0.00001 to get the equivalent in kilometers. For example, 5 cm equals 0.00005 km.
CM to KM Converter
Convert centimeters to kilometers instantly. 5 cm = 0.00005 km.
1 cm = 0.00001 km
| CM (cm) | KM (km) |
|---|---|
| 1 cm | 0.00001 km |
| 2 cm | 0.00002 km |
| 3 cm | 0.00003 km |
| 4 cm | 0.00004 km |
| 5 cm | 0.00005 km |
| 6 cm | 0.00006 km |
| 7 cm | 0.00007 km |
| 8 cm | 0.00008 km |
| 9 cm | 0.00009 km |
| 10 cm | 0.0001 km |
| 15 cm | 0.00015 km |
| 20 cm | 0.0002 km |
| 25 cm | 0.00025 km |
| 30 cm | 0.0003 km |
| 40 cm | 0.0004 km |
| 50 cm | 0.0005 km |
| 75 cm | 0.00075 km |
| 100 cm | 0.001 km |
| 250 cm | 0.0025 km |
| 500 cm | 0.005 km |
| 1,000 cm | 0.01 km |
Centimeter and Kilometer
The centimeter (cm) and the kilometer (km) are both units of length. This page gives you an instant, exact conversion between them, a reference table for the most common values, and the underlying formula so you can check the maths yourself. All calculations run in your browser — nothing you type is sent anywhere.
Need to go the other way? Use the KM to CM converter. For all units at once, try the full Length Converter.
Frequently Asked Questions
How do I convert centimeters to kilometers?
Use the formula km = cm × 0.00001. For example, 5 cm equals 0.00005 km. Just enter your value in the converter above to get an instant result.
What is 1 centimeter in kilometers?
1 cm = 0.00001 km. You can multiply any number of centimeters by this figure to convert it, or use the calculator above for exact results.
How do I convert kilometers back to centimeters?
Use the reverse conversion: 1 km = 100,000 cm. Our KM to CM converter does this for you.