How many furlongs are in a kilometer?

One kilometer equals approximately 4.97097 furlongs. The exact SI-to-imperial conversion chain is: 1 km = 1,000 m, 1 furlong = 201.168 m, so 1 km / 201.168 m = 4.97097 furlongs.

How do I convert furlongs back to kilometers?

Divide the furlong value by 4.97097. For example, 10 furlongs ÷ 4.97097 ≈ 2.01168 km. Alternatively, multiply furlongs by 0.201168.

A furlong is a unit of length equal to one-eighth of a mile, or exactly 201.168 meters. It originated from the length of one furrow in a plowed field and is still used in horse racing.

Is the conversion factor exact?

The factor 4.97097 is rounded to 5 decimal places. The exact value is 1000 / 201.168, which is a repeating decimal. For most practical purposes 4.97097 is sufficient; scientific work may use more decimals.

Where are furlongs still used today?

Furlongs remain common in horse racing in the United Kingdom, Ireland, the United States, Canada, and Australia, where race distances are routinely expressed in furlongs.

Which is longer, a furlong or a mile?

A mile is longer. A furlong is one-eighth of a mile (201.168 m), so 8 furlongs make 1 mile (1,609.34 m).

Kilometers to Furlongs Converter

Name: Kilometers to Furlongs Converter
Availability: InStock
Author: Nham Vu

Instantly convert kilometers to furlongs (and back) with the exact factor 4.97097, plus a quick-reference table.

Convert Distance

Kilometers (km)

Furlongs (fur)

Formula: fur = km × 4.97097 | km = fur ÷ 4.97097

Enter a value above to see the result

Quick-Reference Table

Kilometers (km)	Furlongs (fur)

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Summary

Instantly convert kilometers to furlongs (and back) with the exact factor 4.97097, plus a quick-reference table.

How it works

Enter a distance value in the Kilometers field.
The converter multiplies your value by 4.97097 to produce furlongs (1 km = 4.97097 furlongs).
For reverse conversion, enter a furlong value and the tool divides by 4.97097 to get kilometers.
Click "Copy Result" to copy the converted value to your clipboard.
Use the Reset button to clear all fields and start fresh.

Use cases

Convert race distances from kilometers to furlongs for horse-racing analysis.
Translate metric road distances into the imperial furlong unit used in historical records.
Check geographic distances in furlongs for land surveying or heritage mapping.
Convert marathon or running event distances for comparison with older course records.
Verify unit conversions in physics or geography coursework.
Quickly look up common km-to-furlong equivalents via the reference table.

Frequently Asked Questions

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Last updated: 2026-05-23 · Reviewed by Nham Vu