Convert length and distance units — meters, feet, inches, kilometers, miles, light years and more.
| Unit | Name | Value |
|---|---|---|
| 0.001 in | 1.26263e-06 chain | |
| 0.01 in | 1.26263e-05 chain | |
| 0.1 in | 0.000126263 chain | |
| 1 in | 0.00126263 chain | |
| 5 in | 0.00631313 chain | |
| 10 in | 0.0126263 chain | |
| 50 in | 0.0631313 chain | |
| 100 in | 0.126263 chain | |
| 1000 in | 1.26263 chain |
Multiply the number of Inchs by 0.00126263 to get Chains. Formula: chain = in × 0.00126263. Example: 10 in × 0.00126263 = 0.0126263 chain. To reverse, divide Chains by 0.00126263 to get Inchs.
| Inch (in) | Chain (chain) |
|---|---|
| 0.001 in | 1.26263e-06 chain |
| 0.01 in | 1.26263e-05 chain |
| 0.1 in | 0.000126263 chain |
| 0.5 in | 0.000631313 chain |
| 1 in | 0.00126263 chain |
| 2 in | 0.00252525 chain |
| 5 in | 0.00631313 chain |
| 10 in | 0.0126263 chain |
| 20 in | 0.0252525 chain |
| 50 in | 0.0631313 chain |
| 100 in | 0.126263 chain |
| 250 in | 0.315657 chain |
| 500 in | 0.631313 chain |
| 1000 in | 1.26263 chain |
| 10000 in | 12.6263 chain |
To convert Inch to Chain, multiply by 0.00126263. Example: 10 in = 0.0126263 chain
To convert Chain back to Inch, divide by 0.00126263 (multiply by 792). Use the swap button above.
Start with 100 Inchs = 0.126263 chain as your reference point. Scale up or down from there.
Legal land descriptions in the US use chains and links while construction drawings specify all dimensions in inches. Surveyors and builders convert between the two when setting out foundations on chain-surveyed plots.
Surveyors marking property boundaries to inch-level precision for legal purposes convert to chains for recording in the official register — a chain = 792 inches, making the conversion straightforward for field calculations.
Old US deeds describe land in chains while modern building specifications use inches. Real estate lawyers and construction managers convert inch-based site dimensions to chains when verifying historic boundary compliance.
Farmers fencing fields described in chains in title deeds convert to inches for fence post spacing calculations — installing posts at 8-inch centres on a 5-chain boundary requires the conversion for post count estimation.
Draughtsmen converting historic chain-based survey plats to scale drawings calibrate in inches per chain at their chosen drawing scale — converting chain distances to inches is fundamental to historic document reproduction.
British rail infrastructure uses miles and chains for distances while all structural dimensions use millimetres and inches on engineering drawings — converting between chains and inches is routine in UK rail project work.
The Inch is a unit of Length measurement (symbol: in). 1 in = 0.00126263 chain. Used in scientific and practical Length measurement applications.
The Chain is a unit of Length measurement (symbol: chain). It is part of an internationally recognised measurement system used alongside the Inch.
The inch has one of the most colourful origin stories in measurement history. An English statute from 1324 under King Edward II defined it as 'three grains of barley, dry and round, placed end to end'. Before that, it was often defined as the width of a thumb — hence the word in many languages (French: 'pouce', Dutch: 'duim', both meaning thumb). The inch was standardised at exactly 25.4 mm in 1959 under the International Yard and Pound Agreement signed by the US, UK, Canada, Australia, and South Africa. It remains dominant in the US and is universally used for screen sizes globally.
Edmund Gunter invented the surveyor's chain in 1620. His design — 100 links totalling exactly 66 feet — was brilliantly chosen: 10 chains × 10 chains = 1 acre, making area calculation trivially simple in the field. 80 chains = 1 mile, 10 chains = 1 furlong. The chain became the standard survey unit across the British Empire and is written into American law — the US Public Land Survey System still divides land using chains and links.
Common use: Inch to Chain conversion is needed when working with international standards, scientific publications, or reference materials that use different unit systems for Length measurement.