Length and Area
kmtoft
Convert kilometres (km) to feet (ft).
Factor1 km = 3280.84 ft
Converter
km
Accepts numbers or expressions, e.g. 150 + 14.7
Result
ft
Rendered to 6 significant figures.
Formula
Formula
ft = km × 3280.84
Multiply any value in kilometres by 3280.84 to obtain the value in feet.
Worked example
Convert 1 km to ft.
- 01Start with 1 km.
- 02Multiply by the conversion factor: 1 × 3280.84 = 3280.84 ft.
Result1 km = 3280.84 ft
Conversion table
| km | ft |
|---|---|
| 1 | 3280.8 |
| 2 | 6561.7 |
| 5 | 16404 |
| 10 | 32808 |
| 20 | 65617 |
| 50 | 1.6404e+5 |
| 100 | 3.2808e+5 |
| 200 | 6.5617e+5 |
| 500 | 1.6404e+6 |
| 1000 | 3.2808e+6 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from km to ft?
1 km equals 3280.84 ft. To convert, multiply the value in kilometres by 3280.84.
How do I convert 1 km to ft?
1 km = 3280.84 ft. For any value, multiply by 3280.84.
How do I convert ft back to km?
Divide by the same factor — or equivalently, multiply by 0.0003048. So 1 ft = 0.0003048 km.
When would I need to convert kilometre to foot?
Length conversions appear in piping, layout, and mechanical drawings — particularly when reconciling imperial fittings or instrument lengths with metric plant drawings.
Is the conversion exact?
Yes. Both km and ft are defined by exact SI relationships, so the displayed factor is exact (any rounding shown is only for display).