What kinds of homes are in Forest Lake, IL?

Name: Types of homes in Forest Lake, IL, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Forest Lake, IL has 769 (±248) homes (2020–2024 American Community Survey).

That is about 2,197 homes per square mile of land.

100.0% are detached single-family houses.

0.0% are in buildings of two to four units.

0.0% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 769 (±248)
Detached houses: 100.0%
2–4 unit buildings: 0.0%
5+ unit buildings: 0.0%

Homes in Forest Lake by building size

Housing units by units in structure, 2020–2024
Building type	Forest Lake	Lake County	Illinois	United States
Single-family, detached	100.0% (±4.8 points)	66.6%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	0.0% (±4.8 points)	10.3%	6.1%	6.2%
2 units	0.0% (±4.8 points)	2.5%	5.2%	3.4%
3 or 4 units	0.0% (±4.8 points)	3.3%	6.4%	4.3%
5 to 9 units	0.0% (±4.8 points)	3.8%	6.3%	4.5%
10 to 19 units	0.0% (±4.8 points)	4.3%	4.0%	4.3%
20 or more units	0.0% (±4.8 points)	7.5%	11.5%	10.3%
Mobile home	0.0% (±4.8 points)	1.6%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±4.8 points)	0.0%	0.0%	0.1%

In Forest Lake, the share of homes in buildings of five or more units is lower than in Lake County (15.6%).

It is also lower than in Illinois (21.8%).

It is lower than the national figure (19.1%).

Homes in buildings of 5 or more units in places near Forest Lake

Nearest places with a published estimate, compared with Forest Lake
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Forest Lake	—	0.0% (±8.3 points)	—
Ela Township	1.2 mi	10.3% (±2.3 points)	Higher
Hawthorn Woods	1.8 mi	0.6% (±2.0 points)	Not measurably different
Kildeer	2.1 mi	0.8% (±3.8 points)	Not measurably different
Lake Zurich	2.1 mi	17.2% (±4.8 points)	Higher
Long Grove	2.4 mi	1.5% (±2.1 points)	Not measurably different
Deer Park	3.6 mi	26.0% (±7.2 points)	Higher
North Barrington	3.9 mi	0.6% (±4.7 points)	Not measurably different
Indian Creek	3.9 mi	0.0% (±22.7 points)	Not measurably different

Nearby places with a measurably higher figure: Ela Township, IL (10.3%), Lake Zurich, IL (17.2%), Deer Park, IL (26.0%).

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Homes in buildings of 5 or more units across Lake County, place by place

Rank	Place	Homes in buildings of 5 or more units
57	Kildeer	0.8% (±3.8 points)
58 (tie)	Beach Park	0.6% (±1.1 points)
58 (tie)	Hawthorn Woods	0.6% (±2.0 points)
58 (tie)	North Barrington	0.6% (±4.7 points)
61	Round Lake Park	0.5% (±1.2 points)
62 (tie)	Bannockburn	0.0% (±22.5 points)
62 (tie)	Forest Lake	0.0% (±8.3 points)
62 (tie)	Fox Lake Hills	0.0% (±6.8 points)
62 (tie)	Indian Creek	0.0% (±22.7 points)
62 (tie)	Long Lake	0.0% (±5.0 points)
62 (tie)	Mettawa	0.0% (±21.7 points)
62 (tie)	Old Mill Creek	0.0% (±62.5 points)
62 (tie)	Riverwoods	0.0% (±4.7 points)

Showing 13 of 71 places in Lake County, ranked from highest to lowest.

Forest Lake is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

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Questions about Forest Lake

How many homes are in Forest Lake?

Forest Lake, IL has an estimated 769 (±248) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Forest Lake houses or apartments?

100.0% are detached houses and 0.0% attached houses, while 0.0% are in buildings of two or more units.

How many two-family and small multifamily homes are in Forest Lake?

0.0% of homes in Forest Lake are in buildings of two to four units, the small rental buildings that are often owner-occupied.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Forest Lake CDP, Illinois

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Forest Lake CDP, Illinois (place:26896, in state:17).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API key.

DP04_0001E, DP04_0001M, DP04_0007PE, DP04_0007PM, DP04_0008PE, DP04_0008PM, DP04_0009PE, DP04_0009PM, DP04_0010PE, DP04_0010PM, DP04_0011PE, DP04_0011PM, DP04_0012PE, DP04_0012PM, DP04_0013PE, DP04_0013PM, DP04_0014PE, DP04_0014PM, DP04_0015PE, DP04_0015PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.