St. Jacob village, Illinois Demographics & Population 2026

Population Overview

St. Jacob village is a small community located in Illinois. The total population is 1,617. It ranks as the 557th most populous out of 1,445 cities and towns in Illinois.

Age Demographics

The median age in St. Jacob village is 33.7 years. This is 13% lower than the state median of 38.9 years. With 35.6% of the population under 18, St. Jacob village has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in St. Jacob village is $107,188. This is 31% higher than the state median of $81,702. Compared to the national median of $78,538, household income here is 36% higher. The poverty rate stands at 2.9%. This is 76% 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 2.0%. This is 65% lower than the state rate of 5.8%. The median home value is $192,400. Housing costs are 23% lower than the state median of $250,500. With a home-value-to-income ratio of just 1.8x, St. Jacob village is one of the most affordable housing markets in the area. 83.9% of occupied housing units are owner-occupied. This homeownership rate is 26% higher than the state average of 66.8%.

Race & Ethnicity

St. Jacob village has a predominantly White (non-Hispanic) population, comprising 92.0% of all residents. Hispanic or Latino residents account for 1.9%. The White (non-Hispanic) population is significantly higher than the state average (92.0% vs 58.8%). The Hispanic or Latino population (1.9%) is well below the state average of 18.5%. The Asian population (0.4%) is well below the state average of 5.8%.

Education

31.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 14% 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 95.4%.

Data Sources & Methodology

All demographic data for St. Jacob 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.