Chain to Yard Converter
Length · unit-converter
Convert Chain to Yard with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations use SI-based definitions (international yard, nautical mile, etc.).
Calculator
From: Chain (chain)
To: Yard (yd)
About Chain
The chain is a surveying unit equal to 66 feet (20.1168 meters) exactly. It appears in land measurement and legacy civil engineering records.
About Yard
The yard is an imperial and US customary unit equal to 0.9144 meters exactly. It appears in sports fields, fabric, and everyday imperial measurements.
How to convert chains to yards
1 chain is equal to 22 yard:
1 chain = (20.1168 m ÷ 0.9144 m) yd = 22 yd
Each chain is defined as 20.1168 m and each yard as 0.9144 m, so one chain equals 20.1168 ÷ 0.9144 yd = 22 yd.
Let d(chain) be the numeric value of the same length measured in Chain (chain), and d(yd) the value in Yard (yd). Then:
d(yd) = d(chain) × (20.1168 / 0.9144)
Equivalently, divide by how many chain fit into one yd (meters per yd divided by meters per chain):
d(yd) = d(chain) ÷ 0.04545454545455
Or: yard = chain ÷ 0.04545454545455
Examples
Example #1: Convert 20 chain to yard
20 chain = 20 chain × (20.1168/0.9144) yd = 440 yd
20 chain = 20 chain ÷ 0.04545454545455 = 440 yd
Example #2: Convert 50 chain to yard
50 chain = 50 chain × (20.1168/0.9144) yd = 1100 yd
50 chain = 50 chain ÷ 0.04545454545455 = 1100 yd
Summary
To convert Chain to Yard, multiply the value in chain by the ratio of meters per chain divided by meters per yd. Equivalently: value_yd = value_chain × (20.1168 / 0.9144). Numerically, 1 chain equals 22 yd.
Relationship context
Both units belong to US customary / imperial length. Conversions often use simple ratios (for example inches and feet), while miles relate to yards and feet through fixed definitions. The numeric factor used here is traceable to the international inch (0.0254 m) and related definitions.
Conversion tables
| Chain (chain) | Yard (yd) |
|---|---|
| 0.1 | 2.2 |
| 1 | 22 |
| 2 | 44 |
| 3 | 66 |
| 4 | 88 |
| 5 | 110 |
| 6 | 132 |
| 7 | 154 |
| 8 | 176 |
| 9 | 198 |
| Chain (chain) | Yard (yd) |
|---|---|
| 10 | 220 |
| 20 | 440 |
| 30 | 660 |
| 40 | 880 |
| 50 | 1,100 |
| 60 | 1,320 |
| 70 | 1,540 |
| 80 | 1,760 |
| 90 | 1,980 |
| 100 | 2,200 |