St. Johns village, Illinois Demographics & Population 2026

Population Overview

St. Johns village is a small community located in Illinois. The total population is 134. It ranks as the 1303rd most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in St. Johns village is 53.6 years. This is 38% higher than the state median of 38.9 years. Only 12.7% of residents are under 18, indicating fewer families with children. 11.2% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in St. Johns village is $39,286. This is 52% lower than the state median of $81,702. Compared to the national median of $78,538, household income here is 50% lower. The poverty rate stands at 11.2%. This is 5% lower than the state poverty rate of 11.7%. The unemployment rate is 5.7%. This is 2% lower than the state rate of 5.8%. The median home value is $80,000. Housing costs are 68% lower than the state median of $250,500. With a home-value-to-income ratio of just 2.0x, St. Johns village is one of the most affordable housing markets in the area. 76.5% of occupied housing units are owner-occupied. This homeownership rate is 14% higher than the state average of 66.8%.

Race & Ethnicity

St. Johns village has a predominantly White (non-Hispanic) population, comprising 90.3% of all residents. Asian residents account for 3.0%. The White (non-Hispanic) population is significantly higher than the state average (90.3% vs 58.8%). The Hispanic or Latino population (0.8%) is well below the state average of 18.5%.

Education

13.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 63% 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 89.3%.

Data Sources & Methodology

All demographic data for St. Johns village, 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.