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Length Converter
Convert length and distance between metric and imperial units — cm, m, km, inches, feet, miles.
Free · No sign-up · Updated August 2026
1 km = 1,000 m
| Unit | 1 km = |
|---|---|
| Kilometer | 1 km |
| Meter | 1,000 m |
| Centimeter | 100,000 cm |
| Millimeter | 1,000,000 mm |
| Micrometer | 1,000,000,000 µm |
| Mile | 0.62137119 mi |
| Yard | 1,093.6133 yd |
| Foot | 3,280.8399 ft |
| Inch | 39,370.079 in |
| Nautical mile | 0.5399568 nmi |
Converts instantly in your browser using precise factors. Nothing is uploaded.
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Frequently asked questions
How many cm are in an inch?＋
1 inch = 2.54 cm exactly. This converter uses precise factors for all conversions.
Is it free and private?＋
Yes — it's free, needs no sign-up, and converts instantly in your browser.