Lake Forest
A city in Lake County, Illinois — population 19,379 as of 2020.
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Sunday
74°F
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Sunday Night
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Monday
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Lake Forest by the numbers
Population
19,379Population figure, 2020
Households & income
- Area
- 17.2 sq mi (44.55 km²), 0.07 sq mi water
- Median age
- 46.1
- Households
- 6,900
- Persons per household
- 2.6
- Median household income
- $235,081
- Median house value
- $938,300
Municipal office
- Office
- DEPUTY CITY CLERK
- Address
- 220 E DEERPATH, LAKE FOREST, IL 60045