Custer Park CDP, Illinois Demographics & Population 2026

Population Overview

Custer Park CDP is a small community located in Illinois. The total population is 426. It ranks as the 983rd most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in Custer Park CDP is 29.0 years. This is 25% lower than the state median of 38.9 years. With 29.8% of the population under 18, Custer Park CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Custer Park CDP is $173,274. This is 112% higher than the state median of $81,702. Compared to the national median of $78,538, household income here is 121% higher. The poverty rate stands at 4.7%. This is 60% lower than the state poverty rate of 11.7%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 5.8%. The median home value is $218,800. Housing costs are 13% lower than the state median of $250,500. With a home-value-to-income ratio of just 1.3x, Custer Park CDP is one of the most affordable housing markets in the area. 31.0% of occupied housing units are owner-occupied. This homeownership rate is 54% lower than the state average of 66.8%.

Race & Ethnicity

The largest racial or ethnic group in Custer Park CDP is White (non-Hispanic), making up 79.1% of the population. Hispanic or Latino residents account for 20.9%.

Education

2.0% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 95% 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 100.0%.

Data Sources & Methodology

All demographic data for Custer Park 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.