›› Measurement unit: kilometer

Full name: kilometre

Plural form: kilometres

Symbol: km

Alternate spelling: kilometers

Category type: length

Scale factor: 1000

›› SI unit: metre

The SI base unit for length is the metre.
1 metre is equal to 0.001 kilometer.

›› Convert kilometer to another unit

Convert kilometer to  

Valid units must be of the length type.
You can use this form to select from known units:

Convert kilometer to  

›› Definition: Kilometer

A kilometre (American spelling: kilometer, symbol: km) is a unit of length equal to 1000 metres (from the Greek words khilia = thousand and metro = count/measure). It is approximately equal to 0.621 miles, 1094 yards or 3281 feet.

›› Sample conversions: kilometer

kilometer to metric mile [high school]
kilometer to arms-length
kilometer to polegada [Portuguese]
kilometer to township
kilometer to arpent [Canada]
kilometer to nail
kilometer to miil (mijl) [Denmark]
kilometer to foot [iraq]
kilometer to span
kilometer to dra [Iraq]