Lake Forest

Population: 19,190
Median household income: $228,120
Median home value: $909,800

Lake Forest is a community in Lake County, Illinois, home to 19,190 residents. The median household income of $228,120 is above the Lake County median ($108,917).

From 2019 to 2023, Lake Forest's population held roughly steady from 19,173 to 19,190, while its median home value rose 7.9% from $842,900 to $909,800.

The largest age group is 5 to 17, 15.2% of residents. White (non-Hispanic) residents are the largest group, 82.4% of the population.

Demographics

ACS 2019–2023

Population: 19,190
Median age: 46.1 yrs
Median household income: $228,120
Median home value: $909,800
Median gross rent: $2,120
Housing units: 7,303
Homeownership rate: 89.3%
Bachelor's degree or higher: 80.8%
Unemployment rate: 2.1%

Trends

ACS 5-year · 2019–2023

Population

19,17319,190

Median household income

$172,165$228,120

Median home value

$842,900$909,800

Median gross rent

$1,831$2,120

Year	Population	Median household income	Median home value	Median gross rent
2019	19,173	$172,165	$842,900	$1,831
2020	19,497	$189,118	$818,000	$1,627
2021	19,450	$194,267	$812,900	$1,882
2022	19,436	$202,153	$894,400	$1,948
2023	19,190	$228,120	$909,800	$2,120

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 54.4%

5 to 1715.2%

18 to 2412.8%

25 to 348.5%

35 to 447.9%

45 to 5411.9%

55 to 6413.4%

65 to 7412.4%

75 and over13.4%

	Count	Share
Under 5	847	4.4%
5 to 17	2,918	15.2%
18 to 24	2,460	12.8%
25 to 34	1,629	8.5%
35 to 44	1,524	7.9%
45 to 54	2,281	11.9%
55 to 64	2,576	13.4%
65 to 74	2,374	12.4%
75 and over	2,581	13.4%

Race & ethnicity

	Count	Share
White (non-Hispanic)	15,816	82.4%
Black or African American	170	0.9%
American Indian & Alaska Native	32	0.2%
Asian	1,162	6.1%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	179	0.9%
Two or more races	925	4.8%
Hispanic or Latino (any race)	906	4.7%

Educational attainment (age 25+)

No high school diploma0.9%

High school graduate4.7%

Some college or associate's13.6%

Bachelor's degree37.6%

Graduate or professional degree43.2%

	Count	Share
No high school diploma	112	0.9%
High school graduate	606	4.7%
Some college or associate's	1,768	13.6%
Bachelor's degree	4,878	37.6%
Graduate or professional degree	5,601	43.2%

Commute to work

Mean travel time to work: 34 min

Drove alone48.0%

Carpooled2.2%

Public transit13.1%

Walked5.0%

Bicycle0.6%

Worked from home27.8%

Other means3.2%

How workers get to work

	Count	Share
Drove alone	4,159	48.0%
Carpooled	193	2.2%
Public transit	1,136	13.1%
Walked	437	5.0%
Bicycle	52	0.6%
Worked from home	2,409	27.8%
Other means	278	3.2%

Travel time

	Count	Share
Under 15 min	1,755	28.1%
15 to 29 min	1,823	29.1%
30 to 44 min	682	10.9%
45 to 59 min	460	7.4%
60+ min	1,535	24.5%

Households

Average household size: 2.62
Poverty rate: 4.0% (713 of 18,042)

	Count	Share
Family households	5,191	75.5%
Nonfamily households	1,683	24.5%

Housing

Median year structure built: 1977

Occupancy

	Count	Share
Occupied	6,874	94.1%
Vacant	429	5.9%

Tenure (of occupied units)

	Count	Share
Owner-occupied	6,140	89.3%
Renter-occupied	734	10.7%

1-unit, detached76.4%

1-unit, attached7.5%

2 to 4 units2.4%

5 to 19 units1.8%

20 or more units11.9%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	5,576	76.4%
1-unit, attached	549	7.5%
2 to 4 units	177	2.4%
5 to 19 units	133	1.8%
20 or more units	868	11.9%
Mobile home & other	0	0.0%

Geography

Place GEOID: 1741105
Type (LSAD): 25
Land area: 17 sq mi
Water area: 0.07 sq mi
Center point: 42.2353, -87.8573