What kinds of homes are in Oak Park, IL?

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

Oak Park, IL has 24,872 (±569) homes (2020–2024 American Community Survey).

That is about 5,292 homes per square mile of land.

39.7% are detached single-family houses.

10.3% are in buildings of two to four units.

46.8% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 24,872 (±569)
Detached houses: 39.7%
2–4 unit buildings: 10.3%
5+ unit buildings: 46.8%

Homes in Oak Park by building size

Housing units by units in structure, 2020–2024
Building type	Oak Park	Cook County	Illinois	United States
Single-family, detached	39.7% (±1.8 points)	39.6%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	3.3% (±0.9 points)	5.5%	6.1%	6.2%
2 units	5.4% (±1.0 points)	8.9%	5.2%	3.4%
3 or 4 units	4.9% (±1.1 points)	10.4%	6.4%	4.3%
5 to 9 units	12.0% (±1.6 points)	9.7%	6.3%	4.5%
10 to 19 units	9.4% (±1.4 points)	5.0%	4.0%	4.3%
20 or more units	25.4% (±1.9 points)	20.1%	11.5%	10.3%
Mobile home	0.0% (±0.2 points)	0.8%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±0.2 points)	0.0%	0.0%	0.1%

In Oak Park, the share of homes in buildings of five or more units is higher than in 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 Oak Park

Nearest places with a published estimate, compared with Oak Park
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Oak Park	—	46.8% (±2.9 points)	—
Oak Park Township	0.0 mi	46.8% (±2.9 points)	Not measurably different
River Forest	1.6 mi	30.7% (±8.8 points)	Lower
River Forest Township	1.6 mi	30.7% (±8.8 points)	Lower
Forest Park	1.9 mi	41.5% (±6.3 points)	Not measurably different
Elmwood Park	2.8 mi	28.3% (±4.6 points)	Lower
Maywood	2.8 mi	15.1% (±3.5 points)	Lower
Berwyn	3.0 mi	17.8% (±3.2 points)	Lower
Berwyn Township	3.0 mi	17.8% (±3.2 points)	Lower

Nearby places with a measurably lower figure: River Forest, IL (30.7%), River Forest Township, IL (30.7%), Elmwood Park, IL (28.3%).

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
1	Rosemont	69.9% (±12.0 points)
2	Chicago Ridge	59.9% (±9.1 points)
3	Crestwood	56.1% (±9.2 points)
4	Evanston	49.4% (±2.5 points)
5 (tie)	Oak Park	46.8% (±2.9 points)
5 (tie)	Oak Park Township	46.8% (±2.9 points)
7	Harwood Heights	45.2% (±9.8 points)
8	Prospect Heights	43.7% (±7.0 points)
9 (tie)	Chicago	43.1% (±0.5 points)
9 (tie)	Justice	43.1% (±6.3 points)
11	River Grove	42.5% (±7.9 points)

Showing 11 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 Oak Park

How many homes are in Oak Park?

Oak Park, IL has an estimated 24,872 (±569) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Oak Park houses or apartments?

39.7% are detached houses and 3.3% attached houses, while 57.1% are in buildings of two or more units.

How many two-family and small multifamily homes are in Oak Park?

10.3% of homes in Oak Park 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 — Oak Park 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 Oak Park village, Illinois (place:54885, 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.