Lake Zurich, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Lake Zurich, Illinois is 19,727 as of the 2023 American Community Survey, making it the 124th-largest city in Illinois. The median household income is $139,959, the median home value is $418,300, and the median age is 41.3.
The population has grown 1.2% since 2010 (19,718 → 19,960).
19,727
Population
2849
People / sq mi
$139,959
Median Income
$418,300
Median Home Value
Lake Zurich covers 6.9 sq mi of land at 2849 people per square mile.
About Lake Zurich, IL
Lake Zurich is a city in Illinois with a population of 19,727. It ranks #124 among cities in Illinois by population. The median age is 41.3, older than the national median. The population is 50.0% male and 50.0% female.
The median household income in Lake Zurich is $139,959, above the US median of $74,580. 2.9% of residents live below the federal poverty level. Home values sit at a median of $418,300, with monthly rent averaging $1,782. The homeownership rate of 80.2% is higher than the national rate of 64.8%.
Educational attainment in Lake Zurich reflects 61.2% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 18.5% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 28.3 minutes each way.
Lake Zurich village Population History (2010-2024)
The city of Lake Zurich village had a population of 19,718 in 2010 and 19,960 in 2024, a 1.2% growth over 14 years. The peak was 20,030 in 2014. Average annual growth rate: 0.09%.
19,960
Population (2024)
19,718
Population (2010)
20,030
Peak (2014)
0.09%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 19,718 |
| 2011 | 19,697 |
| 2012 | 19,936 |
| 2013 | 19,998 |
| 2014 | 20,030 |
| 2015 | 19,971 |
| 2016 | 19,972 |
| 2017 | 19,873 |
| 2018 | 19,990 |
| 2019 | 19,877 |
| 2020 | 19,787 |
| 2021 | 19,735 |
| 2022 | 19,735 |
| 2023 | 19,860 |
| 2024 | 19,960 |
Race & Ethnicity
| White | 84.3% |
| Black or African American | 0.5% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.4% |
| Two or More Races | 0.0% |
Economy & Income
$139,959
Median Household Income
$63,070
Per Capita Income
2.9%
Poverty Rate
2.5%
Unemployment Rate
Housing
$418,300
Median Home Value
$1,782
Median Rent
80.2%
Owner-Occupied
Education
97.2%
High School+
61.2%
Bachelor's+
Commute
2.7%
Drive Alone
73.2%
Public Transit
18.5%
Work From Home
28.3 min
Avg Commute
Community Profile
16.9%
Foreign Born
79.4%
Non-English at Home
4.4%
Veterans
5.8%
With Disability
97.1%
Health Insurance
98.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 22.2% |
| Manufacturing | 14.8% |
| Finance, Insurance & Real Estate | 12.4% |
| Information | 9.0% |
| Education, Health Care & Social Services | 7.2% |
| Construction | 5.1% |
| Retail Trade | 4.2% |
| Arts, Entertainment & Food Services | 3.5% |
| Transportation & Warehousing | 3.0% |
| Public Administration | 1.5% |
| Agriculture & Mining | 0.1% |
Largest cities in Illinois
Largest counties in Illinois
Part of Illinois
Metro areas in Illinois
City rankings
Frequently Asked Questions
Lake Zurich, Illinois has a population of 19,727 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 124th-largest city in Illinois.
The median household income in Lake Zurich, Illinois is $139,959, with 2.9% of residents living below the federal poverty level.
The median home value in Lake Zurich, Illinois is $418,300, with median monthly rent at $1,782 and a homeownership rate of 80.2%.
The median age in Lake Zurich, Illinois is 41.3 years. The population is 50.0% male and 50.0% female.
The population has grown 1.2% since 2010 (19,718 → 19,960).
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Population, race, income, age, and trends across Illinois
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.