Opdyke CDP, Illinois Demographics & Population 2026

Population Overview

Opdyke CDP is a small community located in Illinois. The total population is 263. It ranks as the 1132nd most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in Opdyke CDP is 37.7 years. This is 3% lower than the state median of 38.9 years. With 28.5% of the population under 18, Opdyke CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Opdyke CDP is $61,250. This is 25% lower than the state median of $81,702. Compared to the national median of $78,538, household income here is 22% lower. The poverty rate stands at 13.3%. This is 14% higher than the state poverty rate of 11.7%. The unemployment rate is 0.0%. This is 100% lower than the state rate of 5.8%. The median home value is $59,200. Housing costs are 76% lower than the state median of $250,500. With a home-value-to-income ratio of just 1.0x, Opdyke CDP is one of the most affordable housing markets in the area. 97.9% of occupied housing units are owner-occupied. This homeownership rate is 47% higher than the state average of 66.8%.

Race & Ethnicity

Opdyke CDP has a predominantly White (non-Hispanic) population, comprising 97.3% of all residents. Hispanic or Latino residents account for 1.5%. The White (non-Hispanic) population is significantly higher than the state average (97.3% vs 58.8%). The Hispanic or Latino population (1.5%) is well below the state average of 18.5%.

Education

11.1% 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 90.8%.

Data Sources & Methodology

All demographic data for Opdyke 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.