Convert Millimeters to Kilometers
1 millimeter = 0.000001 kilometers. Type any value below to convert in either direction — the calculation happens in your browser.
Millimeters to Kilometers formula
Multiply the number of millimeters by 0.000001 to get kilometers.
kilometers = millimeters × 0.000001To go the other way: divide the number of kilometers by 0.000001, or multiply by 1000000.
millimeters = kilometers ÷ 0.000001Millimeters to Kilometers conversion table
| Millimeters | Kilometers |
|---|---|
| 1 mm | 0.000001 km |
| 2 mm | 0.000002 km |
| 3 mm | 0.000003 km |
| 4 mm | 0.000004 km |
| 5 mm | 0.000005 km |
| 6 mm | 0.000006 km |
| 7 mm | 0.000007 km |
| 8 mm | 0.000008 km |
| 9 mm | 0.000009 km |
| 10 mm | 0.00001 km |
| 15 mm | 0.000015 km |
| 20 mm | 0.00002 km |
| 25 mm | 0.000025 km |
| 30 mm | 0.00003 km |
| 40 mm | 0.00004 km |
| 50 mm | 0.00005 km |
| 75 mm | 0.000075 km |
| 100 mm | 0.0001 km |
| 250 mm | 0.00025 km |
| 500 mm | 0.0005 km |
| 1,000 mm | 0.001 km |
Kilometers to Millimeters conversion table
| Kilometers | Millimeters |
|---|---|
| 1 km | 1,000,000 mm |
| 2 km | 2,000,000 mm |
| 3 km | 3,000,000 mm |
| 4 km | 4,000,000 mm |
| 5 km | 5,000,000 mm |
| 6 km | 6,000,000 mm |
| 7 km | 7,000,000 mm |
| 8 km | 8,000,000 mm |
| 9 km | 9,000,000 mm |
| 10 km | 10,000,000 mm |
About the millimeter
A millimetre is one thousandth of a metre and is the default unit on engineering drawings and rulers.
About the kilometer
A kilometre is 1,000 metres and is the standard unit for road distances in most of the world.
Frequently asked questions
How many kilometers are in a millimeter?
There are 0.000001 kilometers in one millimeter.
How many millimeters are in a kilometer?
There are 1,000,000 millimeters in one kilometer.
Is this conversion exact?
The ratio between the millimeter and the kilometer is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.
What is 10 millimeters in kilometers?
10 millimeters equals 0.00001 kilometers.
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