Convert Kilometers to Centimeters
One kilometer equals 100,000 centimeters. Type any value to convert kilometers to centimeters instantly — with a full reference table below.
Convert Kilometers to Centimeters
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How to convert Kilometers to Centimeters
To convert kilometers to centimeters, multiply by 100,000. One kilometer equals 100,000 cm, and one centimeter equals 0.00001 km.
- Take the value in kilometers — for example 7.5 km.
- Multiply by 100,000 (the number of centimeters in one kilometer).
- 7.5 × 100,000 = 750,000 cm.
Shortcut: the factor is a power of ten, so just move the decimal point 5 places to the right.
Kilometers to Centimeters conversion table
| Kilometers | Centimeters |
|---|---|
| 1 km | 100,000 cm |
| 2 km | 200,000 cm |
| 3 km | 300,000 cm |
| 4 km | 400,000 cm |
| 5 km | 500,000 cm |
| 6 km | 600,000 cm |
| 7 km | 700,000 cm |
| 8 km | 800,000 cm |
| 9 km | 900,000 cm |
| 10 km | 1,000,000 cm |
| 12 km | 1,200,000 cm |
| 15 km | 1,500,000 cm |
| 20 km | 2,000,000 cm |
| 25 km | 2,500,000 cm |
| 50 km | 5,000,000 cm |
| 100 km | 10,000,000 cm |
| Centimeters | Kilometers |
|---|---|
| 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 |
| 12 cm | 0.00012 km |
| 15 cm | 0.00015 km |
| 20 cm | 0.0002 km |
| 25 cm | 0.00025 km |
| 50 cm | 0.0005 km |
| 100 cm | 0.001 km |
About converting Kilometers to Centimeters
Kilometers (km) and Centimeters (cm) are both units of length. The exact factor is 1 km = 100,000 cm, so multiply by 100,000 to go from kilometers to centimeters (or divide to go back).
The conversion runs entirely in your browser. Need the reverse? Use the Centimeters to Kilometers converter, or the full unit converter for every unit at once.
Real-world length in kilometers and centimeters
| Example | Kilometers | Centimeters |
|---|---|---|
| The long side of A4 paper (ISO 216) | 0.000297 km | 29.7 cm |
| A US standard door (80 in tall) | 0.002032 km | 203.2 cm |
| A football pitch (FIFA recommended length) | 0.105 km | 10,500 cm |
| A marathon | 42.195 km | 4,219,500 cm |
| Mount Everest (2020 survey height) | 8.84886 km | 884,886 cm |
“≈” marks typical values; the rest are defined or measured figures.
The units
1,000 metres.
Used for: Road distances and speed signs in most of the world.
One hundredth of a metre.
Used for: Body height in most countries, clothing and everyday measuring.
Every length factor here is exact: the inch has been defined as exactly 25.4 mm since the 1959 International Yard and Pound Agreement.