United States › Illinois › Wonder Lake CITY
Wonder Lake Illinois · 5,593 residents (2025 est.) · 4.96 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS
The short version
Wonder Lake is home to 4,292 people in Illinois. Owners hold 100% of the housing stock. Since 2000 the city has roughly tripled, up 2,947 people. That puts it in the top 9% of US cities for household income. 22% of adults hold a bachelor's degree, below the 36% national rate. The median age is 33.8, younger than the US median of 38.9.
At a glance
Wealthier
above the US median
US median: $82,259
Younger
median age 33.8
US median: 38.9
Less educated
22% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 1,345 in 2000
5,593 in 2025 (Census Bureau estimate)
865 / sq mi
+33%since 2009
from 652 / sq mi in 2009
US average: 281
from 33.8 in 2000
US average: 38.9
Population, 1990 – 2024
680 2K 3K 4K 5K 1990 2000 2010 2020 2024 Wonder Lake Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $94,655
−13%inflation adjusted, since 2000
from $59,712 in 2000
US average: $82,259
from $21,428 in 2000
US average: $44,673
Households earning $100K+
from 49.6% in 2009
US average: 53.3%
from 2.7% in 2000
US average: 12.5%
from 0.306 in 2010
US average: 0.476
Workforce by industry, 2024
Transportation & warehousing 3.9%
Professional, scientific, technical 2.6%
Education & health services 2.4%
Arts, entertainment, food 1.7%
Agriculture, forestry, fishing 0%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
$252,200
−4%inflation adjusted, since 2000
from $143,900 in 2000
US average: $376,019
from 93.9% in 2000
0.4% rent
from 9.4% in 2009
US average: 10.0%
from 2.70 people in 2009
US average: 2.54
from 36.9% in 2009
US average: 22.9%
100.0%
+55.9 ptssince 2009
from 44.1% in 2009
US average: 47.4%
from 3.0 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 94.1%(1,266)
Hispanic / Latino 4.5%(60)
2024
White, non-Hispanic 72.1%(3,093)
Hispanic / Latino 22.8%(978)
from 33 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 12 more ancestry groups with data from 15.5% in 2000
US average: 35.6%
High school or higher
from 89.8% in 2000
US average: 89.6%
from 4.2% in 2000
US average: 14.0%
Section 06
Commute & transportation from 27.6 min in 2000
US average: 26.5
from 88.6% in 2009
US average: 68.9%
from 7.9% in 2009
US average: 8.5%
from 1.3% in 2009
US average: 3.2%
from 1.8% in 2009
US average: 15.0%
from 0.0% in 2009
US average: 2.4%
from 0.4% in 2009
US average: 0.4%
from 1.9% in 2009
US average: 8.3%
Section 07
Work & employment from 15.9% in 2011
US average: 5.2%
from 79.4% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 80.4% in 2020
US average: 74.6%
from 15.8% in 2009
US average: 13.1%
from 32.1% in 2009
US average: 42.5%
Section 08
People & community from 2.6% in 2009
US average: 14.1%
from 10.0% in 2009
US average: 6.2%
from 6.4% in 2012
US average: 13.3%
from 8.2% in 2013
US average: 8.4%
from 87.2% in 2017
US average: 91.0%
Computer in household
from 98.9% in 2020
US average: 95.5%
from 90.6% in 2020
US average: 87.7%
from 81.5% in 2016
US average: 77.7%
from 13.0% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 8.2% in 2013
US average: 8.4%
from 73.0% in 2020
US average: 54.8%
Direct-purchase
from 8.7% in 2020
US average: 13.8%
from 12.7% in 2020
US average: 18.4%
from 6.8% in 2020
US average: 20.9%
VA health care
from 7.2% in 2020
US average: 2.2%
Any private
from 81.1% in 2020
US average: 67.1%
Any public
from 24.6% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 53.3%(186)
Gulf War (1990s) 12.9%(45)
Share of the 349 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper
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Frequently asked
How many people live in Wonder Lake, Illinois? Wonder Lake, Illinois has about 4,292 residents according to the 2024 American Community Survey.
What is the median household income in Wonder Lake, Illinois? The typical household in Wonder Lake, Illinois earns about $94,655 a year. Half of households make more than that, and half make less.
Is Wonder Lake, Illinois expensive? In Wonder Lake, Illinois, the median home is worth about $252,200.
How educated are people in Wonder Lake, Illinois? About 21.8% of adults age 25 and over in Wonder Lake, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Wonder Lake, Illinois? About 2.9% of people in Wonder Lake, Illinois live below the federal poverty line.
Has Wonder Lake, Illinois grown since 1990? Yes, Wonder Lake, Illinois has grown since 1990. The population has added about 3,268 residents, a change of about 319 percent over that period.
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