Feet to Kilometers Converter

Convert between various measurement units instantly.

Input Value

From Unit

Feet

Kilometers

1 ft = 0.000305 km

Reference Table

1 ft

0.000305

5 ft

0.001524

10 ft

0.003048

50 ft

0.01524

100 ft

0.03048

Conversion Results

Meters

Kilometers

Centimeters

Millimeters

Miles

Yards

Inches

Conversion Formula

1 Feet = 0.0003048 Kilometers

1 Kilometers = 3,280.84 Feet

Quick Reference Table

Feet	Kilometers
1 ft	0.0003048 km
5 ft	0.001524 km
10 ft	0.003048 km
50 ft	0.01524 km
100 ft	0.03048 km
500 ft	0.1524 km
1,000 ft	0.3048 km

About These Units

Converting Feet to Kilometers comes down to a single multiplication: each Feet equals 0.0003048 Kilometers. For example, 10 Feet works out to 0.003048 Kilometers. Use the live calculator above for any value, or follow the exact formula and reference table below — no rounding errors, no guesswork.

Feet and Kilometers measure the same physical quantity but belong to different scales, so moving a figure from Feet into Kilometers — or back again — is a routine step whenever specifications, prices, or measurements cross between the two systems.

About Feet

The foot (ft) is exactly 0.3048 meters (12 inches), historically based on the length of a human foot.

History

Used since ancient Greece and Rome, standardized at the current length in 1959 by international agreement.

About Kilometers

The kilometer (km) is 1,000 meters and the standard unit for road distances and geography in most of the world.

History

Introduced with the metric system in revolutionary France, it became the global standard for long-distance measurement.

When Conversion Is Needed

Feet and Kilometers belong to different measurement systems, so conversion becomes necessary when comparing values across the two units, or when forwarding a document or specification written in one unit to someone who uses the other. The quick-reference table on this page shows how common values in Feet translate to Kilometers, so memorizing or bookmarking the most frequently-used values is often a worthwhile shortcut.

Real-World Examples

Here is how familiar values in Feet translate into Kilometers.

an adult's height6 ft = 0.001829 km
a tall building floor count100 ft = 0.03048 km
cruising altitude35,000 ft = 10.668 km

Real-World Use Cases

Understanding where Feet and Kilometers each show up in daily life makes the conversion between them far more intuitive.

Where Feet is used

Used for human height in the US (e.g., 5'10"), ceiling heights, aviation altitudes worldwide, and TV/projector throw distances.

Where Kilometers is used

Used for road signs, running marathons (42.195 km), measuring city distances, and aviation flight plans.

Related Converters

Meters to Kilometers Meters to Centimeters Meters to Millimeters Meters to Miles Meters to Yards Meters to Feet Meters to Inches Kilometers to Meters

Frequently Asked Questions

How do I convert Feet to Kilometers?

Multiply the number of Feet by 0.0003048. For instance, 10 Feet × 0.0003048 = 0.003048 Kilometers. The calculator on this page does it instantly as you type.

How many Kilometers are in one Feet?

One Feet equals exactly 0.0003048 Kilometers. Going the other way, one Kilometers equals 3,280.84 Feet.

Is this Feet-to-Kilometers conversion accurate?

Yes. The result uses double-precision arithmetic and internationally accepted conversion constants, rounding only for display — so it is reliable for engineering, cooking, shipping, and schoolwork alike.

Detailed Guide to Feet to Kilometers Converter

Convert between various measurement units instantly.

Key Benefits

✓Instant Feet-to-Kilometers conversion as you type — no button to press
✓Exact factor built in: 1 Feet = 0.0003048 Kilometers (and 1 Kilometers = 3,280.84 Feet)
✓Bi-directional: swap Feet and Kilometers in one click
✓Quick-reference table for common Feet values
✓100% free, runs in your browser — no signup, no limits

Frequently Asked Questions

How many Kilometers are in one Feet?

One Feet equals 0.0003048 Kilometers. To go the other way, one Kilometers is 3,280.84 Feet. The calculator applies this factor automatically for any value you enter.

Is this Feet-to-Kilometers converter accurate?

Yes. It uses IEEE 754 double-precision math with internationally accepted constants, so results are exact to display precision — no rounding surprises.

Disclaimer: This tool is provided for informational purposes only.
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