Colchester

City in McDonough County, Illinois

View of Colchester, Illinois
Photo: Adam Moss · CC BY-SA 2.0

Colchester is a city in McDonough County, Illinois, with 1,108 residents (2020 Census). It sits at 689 ft (210 m) above sea level. The nearest town is Tennessee, 2.5 miles SW.

About Colchester

Colchester is a city in McDonough County, Illinois, United States. The population was 1,108 at the 2020 census, down from 1,401 in 2010. The city is named after the city of Colchester, England.

Text: Wikipedia · CC BY-SA 4.0

Colchester weather: 7-day forecast

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Source: National Weather Service (NOAA).

Live webcams in Colchester

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Living in Colchester

Median household income
$63,981
Median home value
$91,700
Median rent
$808/mo
Median age
41.6
Cost of living and demographics of Colchester ›

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Map of Colchester

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Colchester Street View

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Colchester, IL population

Colchester had 1,108 residents in the 2020 Census.

2020 Census1,108
Density963 per sq mi (372 per km²)

Source: U.S. Census Bureau, Decennial Census.

Colchester at a glance

StateIllinois (IL)
CountyMcDonough County
TypeCity
Population1,108 (2020)
Land area1.15 sq mi (3.0 km²)
Elevation689 ft (210 m)
Coordinates40.4256° N, 90.7922° W
ZIP code62326
Census code (GEOID)1715378

Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.

Towns near Colchester

Straight-line distance between town centers.

Frequently asked questions about Colchester

What county is Colchester in?

Colchester is in McDonough County, Illinois.

What is the population of Colchester, IL?

1,108 people lived in Colchester at the 2020 Census.

What is the ZIP code of Colchester, IL?

The ZIP code of Colchester is 62326.

What is the elevation of Colchester?

689 feet (210 m) above sea level.

What towns are near Colchester?

Tennessee (2.5 mi), Macomb (6.5 mi), Blandinsville (9.7 mi), Sciota (9.7 mi), Good Hope (11.0 mi).

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