What is a surveying chain?

A surveying chain is a unit of length used in land measurement, equal to 66 feet or 22 yards. The international chain is defined as exactly 20.1168 meters.

How do I convert chains to meters?

Simply enter the number of chains in the input field. The calculator multiplies by 20.1168 to give you the equivalent in meters. For example, 5 chains equals 100.584 meters.

Is this calculator accurate for land surveying?

Yes, it uses the international chain definition, which is the standard for modern surveying. However, always verify with professional equipment for legal boundaries.

Conversions

Instant, private, and free

Chains to Meters Converter.

Convert surveying chains to meters using the international chain.

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Set your values

Results update as you type.

02 / ANSWER

Value to Convert (Chains)

Meters

20.1168

One chain is 66 international feet (20.1168 m).

FAQs

How does the chains to meters converter work?

One chain is 66 international feet (20.1168 m).

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Cite this calculator

Canonical URL: https://mathify.one/en/conversion/chains-to-meters

Cite as: Mathify. (n.d.). Chains to Meters Converter. https://mathify.one/en/conversion/chains-to-meters

Use Cases

Land Measurement Conversion

Quickly convert chain-based land measurements to meters for mapping, planning, or documentation.

Example: Convert 10 chains to meters for a property boundary.

Historical Data Interpretation

Translate old survey records that use chains into modern metric units for comparison or analysis.

Example: Convert 25 chains from an 1800s survey to meters.

Frequently Asked Questions

What is a surveying chain?: A surveying chain is a unit of length used in land measurement, equal to 66 feet or 22 yards. The international chain is defined as exactly 20.1168 meters.
How do I convert chains to meters?: Simply enter the number of chains in the input field. The calculator multiplies by 20.1168 to give you the equivalent in meters. For example, 5 chains equals 100.584 meters.
Is this calculator accurate for land surveying?: Yes, it uses the international chain definition, which is the standard for modern surveying. However, always verify with professional equipment for legal boundaries.

Tips & Common Mistakes

Tips

Remember that 1 chain equals 20.1168 meters, so multiply the number of chains by 20.1168.
Double-check your input: a decimal point error can lead to significant measurement mistakes.
Use this tool for quick estimates, but for official land records, consult a licensed surveyor.

Common Mistakes to Avoid

Confusing the international chain with the engineer's chain (100 feet) or the Gunter's chain (66 feet).
Forgetting to multiply by 20.1168 and instead using 20 or 21, leading to inaccurate results.

Last updated: August 13, 2026