Colchester city, Illinois Demographics & Population 2026
As of 2026, Colchester city, Illinois has a total population of 1,057, the 685th largest city in Illinois, with a median household income of $62,500, which is 24% lower than the state average. The poverty rate is 9.7%.
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 1.4x.
Colchester city Quick Facts
How Colchester city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 60 | National average: 60
Education
Educational Attainment (Adults 25+)
Colchester city Rankings in Illinois
Explore Illinois Rankings
Cities Similar to Colchester city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Raymond village | 1,065 | $64,063 | $96,600 | 20.4% | 21.0% |
| Payson village | 1,030 | $62,262 | $118,000 | 19.1% | 10.2% |
| Franklin Grove village | 1,086 | $60,833 | $136,800 | 19.1% | 11.3% |
| Wayne City village | 1,050 | $58,208 | $108,600 | 19.3% | 11.3% |
| Beckemeyer village | 1,024 | $64,231 | $112,500 | 10.9% | 6.3% |
Population Overview
Colchester city is a small community located in Illinois. The total population is 1,057. It ranks as the 685th most populous out of 1,445 cities and towns in Illinois.
Age Demographics
The median age in Colchester city is 40.6 years. This is 4% higher than the state median of 38.9 years.
Economy, Income & Housing
The median household income in Colchester city is $62,500. This is 24% lower than the state median of $81,702. Compared to the national median of $78,538, household income here is 20% lower. The poverty rate stands at 9.7%. This is 17% lower than the state poverty rate of 11.7%. The unemployment rate is 4.4%. This is 24% lower than the state rate of 5.8%. The median home value is $86,500. Housing costs are 65% lower than the state median of $250,500. With a home-value-to-income ratio of just 1.4x, Colchester city is one of the most affordable housing markets in the area. 73.6% of occupied housing units are owner-occupied. This homeownership rate is 10% higher than the state average of 66.8%.
Race & Ethnicity
Colchester city has a predominantly White (non-Hispanic) population, comprising 95.8% of all residents. Hispanic or Latino residents account for 3.0%. The White (non-Hispanic) population is significantly higher than the state average (95.8% vs 58.8%). The Hispanic or Latino population (3.0%) is well below the state average of 18.5%.
Education
18.7% of residents aged 25 and older hold a bachelor's degree or higher. This is 50% lower than the state rate of 37.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.8%.
Data Sources & Methodology
All demographic data for Colchester city, Illinois is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Colchester city, Illinois?
Colchester city, Illinois has a population of 1,057 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Colchester city, IL?
The median household income in Colchester city is $62,500, which is 20% lower the national median of $78,538.
What is the poverty rate in Colchester city, IL?
The poverty rate in Colchester city is 9.7%. This means approximately 103 residents live below the federal poverty line.
What is the racial makeup of Colchester city, Illinois?
Colchester city's population is 95.8% White, 0.0% Black, 3.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Colchester city, IL?
The median home value in Colchester city is $86,500. The home-value-to-income ratio is 1.4x.
How educated is Colchester city, Illinois?
18.7% of adults (25+) in Colchester city hold a bachelor's degree or higher, and 4.9% hold a graduate or professional degree.