›› 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

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›› 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 mile [Britain, ancient]
kilometer to gigaparsec
kilometer to myriametre
kilometer to rute [Germany]
kilometer to township
kilometer to perch [Ireland]
kilometer to mil
kilometer to vara [Texas]
kilometer to Q
kilometer to pygme [Greece]