Census place 1741105

Lake Forest

A Census profile of the people, homes, and daily patterns that shape this place.

Official Census name: Lake Forest city

Relocation snapshot

What stands out in Lake Forest.

According to the 2025 estimate, Lake Forest has a population of 19,731 and 1,147 residents per square mile. Of the six relocation measures evaluated, the three largest relative differences from the median among 225 covered Illinois places are: median home value is $938,300, above the comparison median of $274,000; median household income is $235,081, above the comparison median of $90,282; and population density is 1,147/sq mi, below the comparison median of 2,707/sq mi. These unweighted medians compare covered Census places and are not statewide estimates.

median home value: $938,300
median household income: $235,081
population density: 1,147/sq mi

National context

Follow the metrics.

Compare Lake Forest's values with other covered Census places. Rankings are descriptive, not recommendations.

At a glance

A city in numbers.

Population: 19,731
Annual change: -0.1%
Density: 1,147/sq mi
Median age: 46.1 years

Living here

The everyday equation.

Households, homes, education, and the time it takes to get around.

Median household income: $235,081
Median home value: $938,300
Median gross rent: $1,815
Bachelor’s degree or higher: 80.5%
Typical commute: 31.3 min
Drive-alone commute: 46.1%
Public transit commute: 12.3%
Walked to work: 5.5%

Housing

Who rents, and what it takes.

Renter share and rent burden help describe the housing choices visible in this place.

Renter-occupied homes: 11.2%
Renters paying 30%+ of income: 38.8%

Work

How the workday lands.

Employment status and working-from-home share add context to income and commuting patterns.

Employed residents 16+: 53.1%
Unemployed residents 16+: 1%
Working from home: 30.3%

Community

The everyday infrastructure.

Access, mobility, housing growth, and household composition add another layer to a place's day-to-day picture.

Households with broadband: 95.4%
Homes built 2020+: 0.7%
Households without a vehicle: 3.5%
Households with children: 28.6%
Residents with a disability: 12.9%
Residents without insurance: 1.8%

Environmental context

A record of declared events.

FEMA declarations for Lake County provide historical context, not a forecast or a property-level risk assessment.

Environmental declarations since 2000: 7
Snowstorm declarations: 3
Severe Storm declarations: 2
Flood declarations: 1

Climate normals

The long view of weather.

Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.

Representative station: CHICAGO PALWAUKEE AP (9 mi from place center)

Average high: 59.2°F
Average low: 42.3°F
Annual rainfall: 32.3"
Annual snowfall: 0"

Month by month

A year in Lake Forest.

Typical high and low °F

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Typical precipitation inches

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Data vintage

Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release. Disaster declarations are from FEMA's OpenFEMA dataset and are refreshed with this edition.

Population estimates ACS profile TIGERweb boundary NOAA climate normals FEMA declarations

Similar places

More places to consider.

Selected by the closest mix of population, density, median home value, and average annual high.

Durango, CO

Population, housing, work, and travel data for this Census place.

Population: 19,733
Median home: $668,400

Steamboat Springs, CO

Population, housing, work, and travel data for this Census place.

Population: 13,557
Median home: $981,800

Anacortes, WA

Population, housing, work, and travel data for this Census place.

Population: 18,080
Median home: $696,700

Keep exploring

Compare Lake Forest with Durango →