Island Lake Authority

Island Lake is a high-income, family-oriented small town of 8,014.

Island Lake, Illinois

Island Lake is a Illinois town in Lake County, Illinois, home to 8,014 residents. Median household income reaches $103,156, ranking the city among the wealthiest in Illinois.

Definition and scope

Island Lake is a chartered municipality within Lake County, Illinois, Illinois. Local services and ordinances are coordinated through county and state-level agencies. The city operates within Congressional District 14 and is part of the Chicago-Naperville-Elgin, IL-IN metropolitan area.

Who lives here

Island Lake has approximately 8,014 residents. The median age is 39.1 years. Roughly 83% of housing units are owner-occupied. The median home value is $262,500.

Demographic composition (Census 2023 ACS5):

• White (non-Hispanic): 77.1%
• Black or African American: 0.3%
• Hispanic or Latino: 18.1%
• Asian: 2.4%

Economy and earnings

Median household income in Island Lake is $103,156. Poverty rate stands at 6.7%. Unemployment rate at last release was 4.9%. Educational attainment: 30.4% of residents 25 and over hold a bachelor's degree or higher.

Public services and infrastructure

Available public services on file for Island Lake:

• Public schools: 2
• Public libraries: 1
• Fire stations: 3
• Police stations: 3
• Hospitals: 7

Getting around

For air travel, residents typically use Campbell Airport. Federal court business routes through McHenry County Courthouse. For passenger rail, the nearest Amtrak station is Glenview, Illinois.

Geography and climate

Island Lake sits at an elevation of 772 feet above sea level. The USDA plant hardiness zone is 6a.

References

• Illinois State Authority — state-level reference for Illinois.
• U.S. Census Bureau, American Community Survey 5-Year Estimates — population, income, demographic data.
• Authority Network America — federal- and network-level reference.