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Chain (US Survey) Conversions

The US survey chain is 66 US survey feet, about 20.11684 m, used in the US Public Land Survey System.

1 ch (US) = 20.11684023 m

Convert chains (US survey) to other units

Each line shows how much 1 chain (us survey) (ch (US)) equals. Select a conversion for a calculator, formula and table.

Metric (SI)

Imperial & US customary

US survey units

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Astronomical

Atomic & physics

Historical & cloth

Typography

Convert other units to chains (US survey)