Dewey CDP, Illinois Demographics & Population 2026

Population Overview

Dewey CDP is a small community located in Illinois. The total population is 71. It ranks as the 1379th most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in Dewey CDP is 40.3 years. This is 4% higher than the state median of 38.9 years. With 38.0% of the population under 18, Dewey CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The poverty rate stands at 0.0%. This is 100% 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%. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 50% higher than the state average of 66.8%.

Race & Ethnicity

Dewey CDP has a predominantly White (non-Hispanic) population, comprising 100.0% of all residents. The White (non-Hispanic) population is significantly higher than the state average (100.0% vs 58.8%).

Education

0.0% 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 100% 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 Dewey 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.