Convert Yards (yd) to Kilometers (km)

1 yard equals 0.0009144 kilometers.

Formula: km = yd × 0.0009144

Yard to Kilometer Converter

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How to Convert Yard to Kilometer

1 yard = 0.0009144 kilometers

Kilometer = Yard × 0.0009144

Example: 1 yd × 0.0009144 = 0.0009144 km

Reverse Conversion

To convert kilometers back to yards:

  • Remember, 1 kilometer equals 1093.61 yards.
  • To convert 0.0009144 km to yd, multiply 0.0009144 x 1093.61, resulting in 1 yd.

Common Yard to Kilometer Conversions

Yard to Kilometer (Part 1)
Yard Kilometer Actions
1 yard 0.0009144 kilometers
5 yards 0.004572 kilometers
10 yards 0.009144 kilometers
25 yards 0.02286 kilometers
Yard to Kilometer (Part 2)
Yard Kilometer Actions
50 yards 0.04572 kilometers
100 yards 0.09144 kilometers
500 yards 0.4572 kilometers
1000 yards 0.9144 kilometers

Yards to kilometers Conversion Table

Reference table with common yards to kilometers conversions. All values calculated with high precision.

Yards to Kilometers Table
1 to 5000

Yards Kilometers Actions
1 yd 0.0009144 km
2 12 yd 0.002286 km
5 yd 0.004572 km
10 yd 0.009144 km
25 yd 0.02286 km
50 yd 0.04572 km
100 yd 0.09144 km
250 yd 0.2286 km
500 yd 0.4572 km
1000 yd 0.9144 km
2500 yd 2.286 km
5000 yd 4.572 km

Yards to Kilometers Table
10000 to 1 × 109

Yards Kilometers Actions
10000 yd 9.144 km
25000 yd 22.86 km
50000 yd 45.72 km
100000 yd 91.44 km
250000 yd 228.6 km
500000 yd 457.2 km
1000000 yd 914.4 km
2500000 yd 2286 km
5000000 yd 4572 km
10000000 yd 9144 km
2.5 × 107 yd 22860 km
5 × 107 yd 45720 km
1 × 108 yd 91440 km
2.5 × 108 yd 228600 km
5 × 108 yd 457200 km
1 × 109 yd 914400 km

Kilometers to Yards Table
0.0001 to 12

Kilometers Yards Actions
0.0001 km 0.109361 yd
0.00025 km 0.273403 yd
0.0005 km 0.546807 yd
0.001 km 1.09361 yd
0.0025 km 2.73403 yd
0.005 km 5.46807 yd
0.01 km 10.9361 yd
0.025 km 27.3403 yd
0.05 km 54.6807 yd
0.1 km 109.361 yd
14 km 273.403 yd
12 km 546.807 yd

Kilometers to Yards Table
1 to 100000

Kilometers Yards Actions
1 km 1093.61 yd
2 12 km 2734.03 yd
5 km 5468.07 yd
10 km 10936.1 yd
25 km 27340.3 yd
50 km 54680.7 yd
100 km 109361 yd
250 km 273403 yd
500 km 546807 yd
1000 km 1093610 yd
2500 km 2734030 yd
5000 km 5468070 yd
10000 km 1.09361 × 107 yd
25000 km 2.73403 × 107 yd
50000 km 5.46807 × 107 yd
100000 km 1.09361 × 108 yd

Definition of Yard

Definition
Imperial/US customary unit equal to 3 feet or 36 inches, standardized in 1959.
Exact factor
1 yd = 0.9144 m = 3 ft = 36 in
Sources
NIST SP 811

Definition of Kilometer

Definition
Metric unit equal to 1,000 meters, standard for road distances globally.
Reference factor
1 km = 1000 m ≈ 0.621371 mi
Sources
BIPM — SI Brochure

About the Yard

Facts & Uses

  • Textiles and fabrics: fabric sold by the yard in US; quilting, sewing, and upholstery projects measured in yards.
  • American football: 100-yard field length; golf: course distances (par 3: <150 yards); archery: target distances.
  • Construction materials: concrete delivery (cubic yards), landscaping (mulch, gravel), and carpet installation.
  • Swimming: pool lengths (25-yard vs. 25-meter pools affect competitive times and training).

Curiosities

  • Historical origin: length of King Henry I's arm from nose to fingertip; standardized to avoid disputes.
  • Exact modern definition: 0.9144 meters (1959 international agreement).
  • Fabric convention: 45" width fabric standard relates to yard measurements for pattern layout efficiency.
  • American vs. metric pools: 25-yard pool = 22.86 m; affects swimming records and training conversions.

Sources

About the Kilometer

Facts & Uses

  • Global standard for road distances, highway markers, and GPS navigation (except US/UK); speed limits in km/h.
  • Athletics: marathon (42.195 km), 5K/10K runs; cycling events and tour stages measured in kilometers.
  • Geographic mapping: topographic maps, city planning, weather radar range, and earthquake epicenter distances.
  • Key conversion: 1 km ≈ 0.621 miles; fuel efficiency often expressed as liters per 100 km (L/100km).

Curiosities

  • French Revolution origin: one ten-thousandth of the distance from equator to North Pole through Paris.
  • Marathon distance 42.195 km comes from 1908 London Olympics, not ancient Greek history.
  • Space applications: Low Earth Orbit (LEO) typically 160-2000 km altitude; geostationary orbit at ~35,786 km.
  • Mental conversion trick: 5 miles ≈ 8 km (actual ratio 1.609); useful for quick distance estimates.

Sources

Frequently Asked Questions

How many kilometers are in one yard?

One yard equals 0.0009144 kilometers. To convert, multiply the yard value by 0.0009144. For the reverse, divide the kilometer value by 0.0009144 (or multiply by 1093.61).

What is 0.22 yards in kilometers?

0.22 yards = 0.00020117 kilometers. This is one of the most commonly searched conversions for this pair.

How precise is the yard-to-kilometer conversion?

The factor 0.0009144 is accurate to 6 significant figures, derived from international measurement standards. Our calculator uses full precision internally.

Looking for the reverse? Convert Kilometer to Yard

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Conversion factors verified against NIST, BIPM, ISO 80000-3 1 inch = 2.54 cm by international agreement (1959). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.