Length Converter

Convert metric, imperial, navigation, and scientific length units with live results, accurate formulas, and reference tables.

Length conversion

Calculator

Results update instantly. Use Calculate to confirm the current conversion.

Decimals and negative values are supported.

Result

3,280.83989501 ft

1 km ≈ 3,280.83989501 ft

Live result is ready.

Open a focused converter for a commonly searched length conversion.

Conversion table

Common kilometers to feet values, generated from the selected units.

kilometers (km)feet (ft)
1 kilometer3,280.83989501 feet
5 kilometers16,404.19947507 feet
10 kilometers32,808.39895013 feet
20 kilometers65,616.79790026 feet
50 kilometers164,041.99475066 feet
100 kilometers328,083.98950131 feet

Formula

Multiply the value in kilometers by 3,280.839895013123 to get feet.

ft = km × 3,280.839895013123

Example

Convert 1 kilometer:

1 km3,280.83989501 ft

1 kilometer is approximately 3,280.83989501 feet.

Unit information

Concise reference information for the selected source and target units.

Kilometer (km)

Metric
1 km = 1,000 m
Definition
One kilometer equals exactly 1,000 meters.
Usage
Used for road distances, geography, travel, and outdoor sports.

Foot (ft)

Imperial
1 ft = 0.3048 m
Definition
One international foot equals exactly 0.3048 meters or 12 inches.
Usage
Used for height, buildings, aviation altitude, and property measurements.

Frequently asked questions

Which length units does this converter support?

The converter supports 14 units: millimeters, centimeters, meters, kilometers, inches, feet, yards, miles, nautical miles, micrometers, nanometers, light years, astronomical units, and parsecs.

How does the length converter calculate results?

Each value is converted to meters as a shared base unit, then converted from meters to the selected target unit.

Can the converter handle decimals, negative values, and zero?

Yes. The input accepts integers, decimals, negative values, and zero, and updates the result immediately.