Oswego village, Illinois Demographics & Population 2026
As of 2026, Oswego village, Illinois has a total population of 35,463, the 52nd largest city in Illinois, with a median household income of $119,881, which is 47% higher than the state average. The poverty rate is 2.3%.
Key Takeaways
- Household income is 47% above the state average — one of the wealthiest communities in Illinois.
- An exceptionally low poverty rate of 2.3% — among the lowest in Illinois.
Oswego village Quick Facts
How Oswego village Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 60 | National average: 60
Education
Educational Attainment (Adults 25+)
Oswego village Rankings in Illinois
Explore Illinois Rankings
Cities Similar to Oswego village
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| St. Charles city | 32,733 | $115,350 | $369,700 | 51.2% | 3.9% |
| Woodridge village | 33,889 | $97,263 | $345,200 | 46.1% | 5.8% |
| Northbrook village | 34,642 | $155,321 | $644,100 | 73.1% | 4.5% |
| Addison village | 35,470 | $87,587 | $318,000 | 21.9% | 8.8% |
| Gurnee village | 30,486 | $121,410 | $331,100 | 54.4% | 5.5% |
Population Overview
Oswego village is a mid-sized community located in Illinois. The total population is 35,463. It ranks as the 52nd most populous out of 1,445 cities and towns in Illinois.
Age Demographics
The median age in Oswego village is 39.7 years. This is 2% higher than the state median of 38.9 years.
Economy, Income & Housing
The median household income in Oswego village is $119,881. This is 47% higher than the state median of $81,702. Compared to the national median of $78,538, household income here is 53% higher. The poverty rate stands at 2.3%. This is 81% 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 2.7%. This is 53% lower than the state rate of 5.8%. The median home value is $319,000. Housing costs are 27% higher than the state median of $250,500. With a home-value-to-income ratio of just 2.7x, Oswego village is one of the most affordable housing markets in the area. 87.7% of occupied housing units are owner-occupied. This homeownership rate is 31% higher than the state average of 66.8%.
Race & Ethnicity
The largest racial or ethnic group in Oswego village is White (non-Hispanic), making up 63.0% of the population. Hispanic or Latino residents account for 16.4%.
Education
43.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 17% higher 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 94.8%. Notably, 17.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Oswego 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.
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Frequently Asked Questions
What is the population of Oswego village, Illinois?
Oswego village, Illinois has a population of 35,463 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Oswego village, IL?
The median household income in Oswego village is $119,881, which is 53% higher the national median of $78,538.
What is the poverty rate in Oswego village, IL?
The poverty rate in Oswego village is 2.3%. This means approximately 798 residents live below the federal poverty line.
What is the racial makeup of Oswego village, Illinois?
Oswego village's population is 63.0% White, 11.8% Black, 16.4% Hispanic/Latino, and 4.4% Asian.
What is the median home value in Oswego village, IL?
The median home value in Oswego village is $319,000. The home-value-to-income ratio is 2.7x.
How educated is Oswego village, Illinois?
43.5% of adults (25+) in Oswego village hold a bachelor's degree or higher, and 17.5% hold a graduate or professional degree.