Kilometer to Centimeter Converter
1 km = 100,000 cm — convert instantly with formula and table.
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Quick answer: one kilometer equals 100,000 centimeters. So to convert kilometers to centimeters, multiply by 100,000.
How to convert kilometers to centimeters
centimeters = kilometers × 100,000
The kilometer (1,000 meters) is the standard unit for road distances and running races nearly everywhere outside the United States and the United Kingdom.
The centimeter, one hundredth of a meter, is the everyday small unit of the metric world: body height, clothing measurements and school rulers all speak in centimeters.
Kilometer to Centimeter conversion table
| Kilometer (km) | Centimeter (cm) |
|---|---|
| 0.01 km | 1,000 cm |
| 0.1 km | 10,000 cm |
| 0.25 km | 25,000 cm |
| 0.4 km | 40,000 cm |
| 0.75 km | 75,000 cm |
| 1.25 km | 125,000 cm |
| 1.75 km | 175,000 cm |
| 2.5 km | 250,000 cm |
| 3.5 km | 350,000 cm |
| 4.5 km | 450,000 cm |
| 6 km | 600,000 cm |
| 8 km | 800,000 cm |
| 10 km | 1,000,000 cm |
| 12 km | 1,200,000 cm |
| 14 km | 1,400,000 cm |
| 16 km | 1,600,000 cm |
| 18 km | 1,800,000 cm |
| 20 km | 2,000,000 cm |
| 24 km | 2,400,000 cm |
| 26 km | 2,600,000 cm |
| 30 km | 3,000,000 cm |
| 35 km | 3,500,000 cm |
| 45 km | 4,500,000 cm |
| 55 km | 5,500,000 cm |
| 65 km | 6,500,000 cm |
| 75 km | 7,500,000 cm |
| 85 km | 8,500,000 cm |
| 95 km | 9,500,000 cm |
| 110 km | 11,000,000 cm |
| 125 km | 12,500,000 cm |
| 175 km | 17,500,000 cm |
| 250 km | 25,000,000 cm |
| 350 km | 35,000,000 cm |
| 450 km | 45,000,000 cm |
| 600 km | 60,000,000 cm |
| 750 km | 75,000,000 cm |
| 900 km | 90,000,000 cm |
| 1,500 km | 150,000,000 cm |
| 2,500 km | 250,000,000 cm |
| 10,000 km | 1,000,000,000 cm |
Need the opposite direction? Use the Centimeter to Kilometer converter, or read our complete guide to length conversions for every formula in one place.
Frequently asked questions
How many centimeters are in one kilometer?
One kilometer equals 100,000 centimeters. Multiply any kilometer value by 100,000 to get centimeters.
What is 10 kilometers in centimeters?
10 kilometers equal 1,000,000 centimeters (10 × 100,000).
Is the kilometer to centimeter conversion exact?
The conversion factor used here (100,000) is based on the internationally agreed definitions of both units, so results are exact up to rounding of the final decimal places.
Is my data stored when I use this converter?
No. The conversion runs entirely in your browser with JavaScript — nothing you type is sent to a server, logged or stored.