Wonder Lake, IL
Population 4,141 · Illinois
About Wonder Lake, IL
Wonder Lake is a small town located in Illinois with a population of 4,141 residents according to the latest US Census Bureau American Community Survey data. The median household income is $102,829 per year, which is 37% above the national median of $75,149. The median age of 33.8 years is notably younger the US median age of 38.9 years, indicating a younger, often more dynamic population base.
Housing Market Overview
The housing market in Wonder Lake features a median home value of $242,300, which is 1% below the national median of $244,900. This positions Wonder Lake in a moderately priced market relative to the rest of the country. Median monthly rent is $1,577, 36% above the national average of $1,163/month. Of the 1,668 total housing units, 97% are owner-occupied (1,489 units) and 3% are renter-occupied (44 units). The high homeownership rate suggests a stable, established residential community.
Economy & Employment
The local economy in Wonder Lake shows an unemployment rate of 6.0%, which is significantly above the national rate of 3.7%, suggesting economic challenges in the area. The poverty rate stands at 4.5%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in Wonder Lake have an average one-way commute time of 36 minutes, suggesting many residents commute to jobs in a nearby metro area.
Education & Demographics
23.5% of Wonder Lake residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The lower educational attainment rate may reflect the area's industry mix, with more employment in trades, manufacturing, or agricultural sectors. The community's demographic composition includes 20.7% White, 4.4% Hispanic or Latino, 2.7% Black or African American, and 1.9% Asian residents, with 2.4% of the population being foreign-born.
Cost of Living in Wonder Lake, IL
Compared to national averages, Wonder Lake has a median household income of $102,829 (37% above the national median of $75,149). Home values average $242,300, which is 1% below the national median. Monthly rent at $1,577 is 36% above the US average of $1,163. Within Illinois, Wonder Lake's income is 37% above the state average of $75,072, and home values are 46% above the state median of $165,779.
Why Live in Wonder Lake, IL?
Wonder Lake offers a strong local economy with a median household income of $102,829, well above the national average, and affordable housing with a median home value of $242,300, below the US average of $244,900, and a low poverty rate of 4.5%, better than the national average.
Wonder Lake has a population of 4,141 with a median age of 33.8 years. Compare Wonder Lake with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Wonder Lake
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Coal Valley | 4,142 | $104,781 | $208,700 | Compare |
| Rosemont | 4,145 | $69,153 | $403,600 | Compare |
| Caseyville | 4,170 | $57,919 | $94,900 | Compare |
| Metamora | 4,094 | $99,091 | $209,800 | Compare |
| Kildeer | 4,189 | $250,001 | $697,900 | Compare |
| Scott AFB | 4,195 | $91,115 | $0 | Compare |
| Green Oaks | 4,085 | $133,472 | $653,500 | Compare |
| Paxton | 4,201 | $60,470 | $116,700 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
Compare Wonder Lake With Other Cities
Frequently Asked Questions about Wonder Lake
What is the population of Wonder Lake, IL?
The population of Wonder Lake, IL is 4,141 according to the latest US Census Bureau American Community Survey estimates. This makes it a small town in Illinois.
What is the median household income in Wonder Lake?
The median household income in Wonder Lake, IL is $102,829 per year, which is 37% above the national median of $75,149.
What is the median home value in Wonder Lake?
The median home value in Wonder Lake, IL is $242,300, which is 1% below the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in Wonder Lake?
The median monthly rent in Wonder Lake, IL is $1,577, which is 36% above the national average of $1,163/month.
What is the unemployment rate in Wonder Lake?
The unemployment rate in Wonder Lake, IL is 6.0%, compared to the national average of 3.7%. Job seekers may want to research the dominant industries in the area.
Is Wonder Lake, IL a good place to live?
Wonder Lake offers above-average incomes, affordable housing, and growing employment opportunities. With a population of 4,141 and a median age of 33.8, the city appeals to young professionals and families.
How educated is Wonder Lake, IL?
23.5% of residents in Wonder Lake aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. The educational profile reflects the area's industry mix and employment landscape.
What is the cost of living in Wonder Lake?
Key cost-of-living indicators for Wonder Lake, IL: median home value is $242,300 (1% below national), median rent is $1,577/month, and median household income is $102,829. The home-value-to-income ratio is 2.4x, indicating relatively affordable housing relative to local incomes.
What is the poverty rate in Wonder Lake?
The poverty rate in Wonder Lake, IL is 4.5%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.
How diverse is Wonder Lake, IL?
Wonder Lake's population is 20.7% White, 4.4% Hispanic or Latino, 2.7% Black or African American, 1.9% Asian, and 0.0% two or more races. 2.4% of residents are foreign-born.