City in Lake County, Illinois
Lake Forest
Who lives in Lake Forest
Census survey estimates for 2020 to 2024, rounded.
People
- Population
- 19,400
- Median age
- 46.1 years
- Under 18
- 19%
- 65 and over
- 27%
- Veterans, of adults
- 3%
- Speak another language at home
- 13%
Race and ethnicity
- Hispanic or Latino, of any race
- 6%
- White, not Hispanic
- 80%
- Black, not Hispanic
- 1%
- Asian, not Hispanic
- 6%
Income and housing
- Median household income
- $235,100
- Below the poverty line
- 4%
- Bachelor's or higher, adults 25+
- 81%
- Owner-occupied homes
- 89%
- Median home value
- $938,000
2024 vote for president
Not counted for Lake Forest on its own: its precincts follow township lines, not the town’s. See the figure for Lake County.
Who represents Lake Forest
Lake Forest's districts
U.S. House District 10
All of Lake Forest
Held by Bradley Scott Schneider, Democratic
- Washington office: (202) 225-4835
About 753,700 people, median household income $107,400.
Largest towns: Waukegan, Northbrook (part), Mundelein and 64 more
Illinois Senate District 29
All of Lake Forest
Held by Julie Morrison, Democratic
- Springfield office: (217) 782-3650
- District office: (847) 945-5200
About 217,000 people, median household income $134,900.
Largest towns: Highland Park, Northbrook (part), Wheeling (part) and 19 more
Illinois House District 58
All of Lake Forest
Held by Bob Morgan, Democratic
- Springfield office: (217) 782-0902
- District office: (847) 780-8471
About 109,600 people, median household income $171,400.
Largest towns: Highland Park, Lake Forest, Deerfield (part) and 11 more
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–2024; towns and counties from the 2020 Census, 119th Congressional District and 2024 state legislative district tabulation. Figures rounded by us. Retrieved 2026-10-19. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–2024; towns and counties from the 2020 Census, 119th Congressional District and 2024 state legislative district tabulation. Figures rounded by us. Retrieved 2026-10-19. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.