Coffeen city, Illinois Demographics & Population 2026

Population Overview

Coffeen city is a small community located in Illinois. The total population is 630. It ranks as the 855th most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in Coffeen 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 Coffeen city is $63,125. This is 23% 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 21.0%. This is 79% higher than the state poverty rate of 11.7%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 5.0%. This is 14% lower than the state rate of 5.8%. The median home value is $57,300. Housing costs are 77% lower than the state median of $250,500. With a home-value-to-income ratio of just 0.9x, Coffeen city is one of the most affordable housing markets in the area. 75.3% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 66.8%.

Race & Ethnicity

The largest racial or ethnic group in Coffeen city is White (non-Hispanic), making up 84.0% of the population. Black or African American residents account for 0.8%. The Black or African American population (0.8%) is well below the state average of 13.6%.

Education

11.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 70% 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 80.1%.

Data Sources & Methodology

All demographic data for Coffeen 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.