Winthrop Harbor, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Winthrop Harbor, Illinois had a total population of 6,559, the 295th largest village in Illinois, with a median household income of $95,690, which is 15% higher than the state average. The poverty rate is 5.2%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Unemployment rate of 9.9% is notably above the national average.
Winthrop Harbor Quick Facts
How Winthrop Harbor Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 6,663 | 6,559 | -1.6% |
| Median household income | $94,221 | $95,690 | +1.6% |
| Median home value | $238,800 | $250,800 | +5.0% |
How Winthrop Harbor Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Winthrop Harbor Rankings in Illinois
Explore Illinois Rankings
Other Cities in Lake County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Waukegan | 89,076 | $71,919 | 15.3% | $190,900 |
| Mundelein | 31,915 | $108,340 | 8.2% | $309,700 |
| North Chicago | 30,643 | $60,172 | 24.5% | $159,600 |
| Gurnee | 30,510 | $119,628 | 5.2% | $344,300 |
| Highland Park | 30,398 | $168,094 | 4.2% | $607,300 |
| Round Lake Beach | 27,079 | $86,059 | 14.8% | $199,200 |
| Vernon Hills | 26,876 | $121,943 | 6.1% | $412,300 |
| Zion | 24,600 | $63,104 | 16.0% | $183,800 |
| Grayslake | 20,929 | $113,972 | 6.3% | $309,500 |
| Libertyville | 20,525 | $165,667 | 4.2% | $512,000 |
Cities Similar to Winthrop Harbor
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lakemoor | 6,467 | $100,414 | $265,500 | 36.5% | 4.7% |
| Monticello | 6,304 | $99,449 | $210,500 | 40.7% | 5.7% |
| Chester | 6,797 | $80,625 | $111,700 | 10.2% | 21.6% |
| Countryside | 6,267 | $80,968 | $324,700 | 37.0% | 10.0% |
| Johnsburg | 6,386 | $121,023 | $328,300 | 24.3% | 12.1% |
Population Overview
Winthrop Harbor is a small city located in Illinois, within Lake County. The total population is 6,559. It ranks as the 295th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Winthrop Harbor is 53.4 years. This is 37% higher than the state median of 39.0 years. Only 15.0% of residents are under 18, indicating fewer families with children.
Economy, Income & Housing
The median household income in Winthrop Harbor is $95,690. This is 15% higher than the state median of $83,390. It is also 19% higher than the national median of $80,734. The poverty rate stands at 5.2%. This is 56% lower than the state poverty rate of 11.8%. The unemployment rate is 9.9%. This is 69% higher than the state rate of 5.8%. The median home value is $250,800. Housing costs are 5% lower than the state median of $263,300. With a home-value-to-income ratio of just 2.6x, Winthrop Harbor is one of the most affordable housing markets in the area. 87.3% of occupied housing units are owner-occupied. This homeownership rate is 30% higher than the state average of 67.1%.
Race & Ethnicity
The largest racial or ethnic group in Winthrop Harbor is White (non-Hispanic), making up 75.6% of the population. Hispanic or Latino residents account for 17.1%. The Black or African American population (3.3%) is well below the state average of 13.3%.
Education
22.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 41% lower than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.8%.
Data Sources & Methodology
All demographic data for Winthrop Harbor, 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.
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Frequently Asked Questions
What is the population of Winthrop Harbor, Illinois?
Winthrop Harbor, Illinois has a population of 6,559 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Winthrop Harbor, IL?
The median household income in Winthrop Harbor is $95,690, which is 19% higher than the national median of $80,734.
What is the poverty rate in Winthrop Harbor, IL?
The poverty rate in Winthrop Harbor is 5.2%. This means approximately 341 residents live below the federal poverty line.
What is the racial makeup of Winthrop Harbor, Illinois?
Winthrop Harbor's population is 75.6% White, 3.3% Black, 17.1% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Winthrop Harbor, IL?
The median home value in Winthrop Harbor is $250,800. The home-value-to-income ratio is 2.6x.
How educated is Winthrop Harbor, Illinois?
22.2% of adults (25+) in Winthrop Harbor hold a bachelor's degree or higher, and 8.9% hold a graduate or professional degree.