Unit Converters

Kilometers to Meters (Length Conversion)

Convert kilometers to meters with the exact metric relationship. The SI kilo prefix means one kilometer is precisely 1,000 meters.

Try
Converted distance
5,000 m

5 kilometres → metres

Conversion factor
×1,000
1 km equals
1,000 m
Conversion factors are exact; rounding may affect the final digit.
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How it's calculated

m = km × 1,000

km = kilometres, m = metres. 1 km = 1,000 m; reverse km = m ÷ 1,000.

Common values

KilometersMeters
1 km1,000 m
5 km5,000 m
10 km10,000 m
42.195 km42,195 m

Common questions

How many meters are in a kilometer?

Exactly 1,000. The kilo prefix in the metric system always means a factor of one thousand.

How long is a marathon in meters?

A marathon is 42.195 kilometers, which is 42,195 meters.