What kinds of homes are in Arlington Heights, IL?

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

Arlington Heights, IL has 33,005 (±749) homes (2020–2024 American Community Survey).

That is about 1,987 homes per square mile of land.

53.5% are detached single-family houses.

5.2% are in buildings of two to four units.

34.6% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 33,005 (±749)
Detached houses: 53.5%
2–4 unit buildings: 5.2%
5+ unit buildings: 34.6%

Homes in Arlington Heights by building size

Housing units by units in structure, 2020–2024
Building type	Arlington Heights	Cook County	Illinois	United States
Single-family, detached	53.5% (±2.0 points)	39.6%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	6.7% (±0.9 points)	5.5%	6.1%	6.2%
2 units	1.3% (±0.7 points)	8.9%	5.2%	3.4%
3 or 4 units	3.9% (±0.9 points)	10.4%	6.4%	4.3%
5 to 9 units	8.6% (±1.5 points)	9.7%	6.3%	4.5%
10 to 19 units	3.7% (±0.7 points)	5.0%	4.0%	4.3%
20 or more units	22.3% (±2.0 points)	20.1%	11.5%	10.3%
Mobile home	0.1% (±0.1 points)	0.8%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±0.1 points)	0.0%	0.0%	0.1%

In Arlington Heights, the share of homes in buildings of five or more units is not measurably different from Cook County (34.8%).

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

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

Homes in buildings of 5 or more units in places near Arlington Heights

Nearest places with a published estimate, compared with Arlington Heights
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Arlington Heights	—	34.6% (±2.6 points)	—
Wheeling Township	2.1 mi	31.7% (±1.9 points)	Not measurably different
Rolling Meadows	2.7 mi	32.4% (±4.8 points)	Not measurably different
Prospect Heights	2.7 mi	43.7% (±7.0 points)	Higher
Mount Prospect	3.2 mi	35.4% (±3.4 points)	Not measurably different
Palatine	3.5 mi	34.3% (±2.7 points)	Not measurably different
Wheeling	3.8 mi	40.2% (±4.0 points)	Higher
Palatine Township	4.3 mi	30.6% (±2.0 points)	Lower
Elk Grove Township	4.7 mi	42.4% (±2.9 points)	Higher

Nearby places with a measurably lower figure: Palatine Township, IL (30.6%).

Nearby places with a measurably higher figure: Prospect Heights, IL (43.7%), Wheeling, IL (40.2%), Elk Grove Township, IL (42.4%).

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 Cook County, place by place

Rank	Place	Homes in buildings of 5 or more units
15	Worth	39.7% (±7.8 points)
16	Countryside	37.6% (±8.3 points)
17	Schiller Park	37.1% (±7.6 points)
18	Richton Park	36.5% (±7.9 points)
19	Indian Head Park	36.2% (±8.7 points)
20	Mount Prospect	35.4% (±3.4 points)
21	Arlington Heights	34.6% (±2.6 points)
22 (tie)	Palatine	34.3% (±2.7 points)
22 (tie)	Calumet Township	34.3% (±6.2 points)
24	Alsip	33.8% (±6.3 points)
25 (tie)	Niles	33.2% (±4.0 points)
25 (tie)	Northlake	33.2% (±6.3 points)
27	Palos Hills	32.6% (±6.7 points)

Showing 13 of 148 places in Cook County, ranked from highest to lowest.

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 Arlington Heights

How many homes are in Arlington Heights?

Arlington Heights, IL has an estimated 33,005 (±749) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Arlington Heights houses or apartments?

53.5% are detached houses and 6.7% attached houses, while 39.8% are in buildings of two or more units.

How many two-family and small multifamily homes are in Arlington Heights?

5.2% of homes in Arlington Heights 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 — Arlington Heights village, 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 Arlington Heights village, Illinois (place:02154, 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.