Fairmont CDP, Illinois Demographics & Population 2026

Population Overview

Fairmont CDP is a small community located in Illinois. The total population is 2,409. It ranks as the 472nd most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in Fairmont CDP is 31.3 years. This is 20% lower than the state median of 38.9 years. With 30.2% of the population under 18, Fairmont CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Fairmont CDP is $59,244. This is 27% lower than the state median of $81,702. Compared to the national median of $78,538, household income here is 25% lower. The poverty rate stands at 17.0%. This is 45% higher than the state poverty rate of 11.7%. The unemployment rate is 8.7%. This is 50% higher than the state rate of 5.8%. The median home value is $147,400. Housing costs are 41% lower than the state median of $250,500. With a home-value-to-income ratio of just 2.5x, Fairmont CDP is one of the most affordable housing markets in the area. 63.0% of occupied housing units are owner-occupied. This homeownership rate is 6% lower than the state average of 66.8%.

Race & Ethnicity

The largest racial or ethnic group in Fairmont CDP is Hispanic or Latino, making up 51.5% of the population. Black or African American residents account for 25.9%. The White (non-Hispanic) population (21.4%) is well below the state average of 58.8%. The Black or African American population is significantly higher than the state average (25.9% vs 13.6%). The Hispanic or Latino population is significantly higher than the state average (51.5% vs 18.5%).

Education

17.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 54% 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 79.5%.

Data Sources & Methodology

All demographic data for Fairmont CDP, 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.