A kilometer is a metric unit of length equal to one thousand meters. It is widely used worldwide for road distances, mapping, and scientific measurements.
Understanding the Foot (ft)
The foot is an imperial/US customary unit of length, defined as exactly 0.3048 meters. It appears in construction, aviation, and everyday U.S. contexts.
Conversion Relationship
The exact conversion factor is:
\\(1\\text{ km}=3280.839895013123\\text{ ft}\\)
Because the factor is a constant, converting any distance is a simple multiplication.
Practical Applications
Road signage: converting highway distances for international travelers.
Engineering: translating design dimensions between metric and imperial standards.
Aviation: altitude and runway length conversions.
Kilometer to Foot Conversion Reference Table
Kilometer (km)
Foot (ft)
0.1
328.084
0.5
1640.4199
1.0
3280.8399
2.0
6561.6798
5.0
16404.1995
10.0
32808.399
20.0
65616.7979
50.0
164041.9948
100.0
328083.9895
500.0
1.6404e+06
1000.0
3.2808e+06
Step‑by‑Step Example: Converting 10 km to Feet
1. Identify the conversion factor:
\\(1\\text{ km}=3280.839895013123\\text{ ft}\\)
2. Multiply the distance in kilometers by the factor:
"On fait la science avec des faits, comme on fait une maison avec des pierres ; mais une accumulation de faits n'est pas plus une science qu'un tas de pierres n'est une maison." "Science is built up of facts, as a house is built of stones; but an accumulation of facts is no more a science than a heap of stones is a house." — Henri Poincaré (French Mathematician, Theoretical Physicist & Mining Engineer)