Convert meters to km
1 m = 0.001 km · 1 km = 1000 m · Exact by definition
1 m = 0.001 km
The same value in other units
- millimetre
- 1000 mm
- centimetre
- 100 cm
- inch
- 39.3701 in
- foot
- 3.28084 ft
- yard
- 1.09361 yd
- mile
- 0.000621371 mi
- nautical mile
- 0.000539957 nmi
Settings
Digits kept in the answer. Automatic keeps six, which hides floating-point noise without losing anything real.
Convert a whole list
Paste one conversion per line, written the way you would say it: "5 km to mi". Handy for a column copied out of a spreadsheet.
Length
meters to km: conversion table
| metre | kilometre |
|---|---|
| 1 m | 0.001 km |
| 2 m | 0.002 km |
| 3 m | 0.003 km |
| 5 m | 0.005 km |
| 10 m | 0.01 km |
| 20 m | 0.02 km |
| 25 m | 0.025 km |
| 50 m | 0.05 km |
| 100 m | 0.1 km |
| 250 m | 0.25 km |
| 500 m | 0.5 km |
| 1000 m | 1 km |
| kilometre | metre |
|---|---|
| 1 km | 1000 m |
| 2 km | 2000 m |
| 3 km | 3000 m |
| 5 km | 5000 m |
| 10 km | 10000 m |
| 20 km | 20000 m |
| 25 km | 25000 m |
| 50 km | 50000 m |
| 100 km | 100000 m |
| 250 km | 250000 m |
| 500 km | 500000 m |
| 1000 km | 1000000 m |
How the conversion works
km = m × 0.001
Both units are defined exactly, so the precision of the meters to km result depends only on the number of decimal places you choose.
METHOD AND SOURCES
Where the conversion factors come from
Results are calculated from the unit definitions stored in the converter, not copied from a lookup table. For exact units, every value in the table follows from the same factor shown in the formula above.
- BIPM — SI Brochure
The official definitions of the International System of Units (SI).
- NIST SP 811 — Conversion factors
Conversion-factor tables for SI and non-SI units.
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