Colchester

A city in McDonough County, Illinois — population 1,273 as of 2020.

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Colchester by the numbers

Population 1,273Population figure, 2020

Households & income

Area: 1.15 sq mi (2.98 km²)
Median age: 41.6
Households: 532
Persons per household: 2.1
Median household income: $63,981
Median house value: $91,700

2020–2024 ACS

Municipal office

Office: CLERK
Address: PO BOX 259, COLCHESTER, IL 62326

Municipal record

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Colchester by the numbers