Westlake Village, Illinois Demographics & Population 2026

Population Overview

Westlake Village is a small community located in Illinois, within Winnebago County. The total population is 1,414. It ranks as the 601st most populous out of 1,445 Census-designated places in Illinois.

Age Demographics

The median age in Westlake Village is 45.0 years. This is 15% higher than the state median of 39.0 years. With 31.0% of the population under 18, Westlake Village has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Westlake Village is $116,563. This is 40% higher than the state median of $83,390. It is also 44% higher than the national median of $80,734. The poverty rate stands at 2.1%. This is 83% lower than the state poverty rate of 11.8%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 7.4%. This is 27% higher than the state rate of 5.8%. The median home value is $239,200. Housing costs are 9% lower than the state median of $263,300. With a home-value-to-income ratio of just 2.1x, Westlake Village is one of the most affordable housing markets in the area. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 49% higher than the state average of 67.1%.

Race & Ethnicity

Westlake Village has a predominantly White (non-Hispanic) population, comprising 85.4% of all residents. Hispanic or Latino residents account for 4.2%. The Hispanic or Latino population (4.2%) is well below the state average of 18.8%.

Education

30.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 20% lower than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample. Notably, 20.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Westlake Village, Illinois is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. 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. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.