What kinds of homes are in Mascoutah Township, IL?

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

Mascoutah Township, IL has 3,533 (±285) homes (2020–2024 American Community Survey).

That is about 90 homes per square mile of land.

79.7% are detached single-family houses.

6.6% are in buildings of two to four units.

9.0% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 3,533 (±285)
Detached houses: 79.7%
2–4 unit buildings: 6.6%
5+ unit buildings: 9.0%

Homes in Mascoutah Township by building size

Housing units by units in structure, 2020–2024
Building type	Mascoutah Township	St. Clair County	Illinois	United States
Single-family, detached	79.7% (±3.9 points)	72.1%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	1.3% (±1.0 points)	5.2%	6.1%	6.2%
2 units	2.3% (±1.6 points)	3.3%	5.2%	3.4%
3 or 4 units	4.3% (±2.4 points)	4.4%	6.4%	4.3%
5 to 9 units	3.9% (±2.7 points)	5.3%	6.3%	4.5%
10 to 19 units	1.4% (±1.4 points)	2.3%	4.0%	4.3%
20 or more units	3.7% (±2.1 points)	2.9%	11.5%	10.3%
Mobile home	3.3% (±2.2 points)	4.4%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±1.1 points)	0.0%	0.0%	0.1%

In Mascoutah Township, the share of homes in buildings of five or more units is not measurably different from St. Clair County (10.5%).

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 Mascoutah Township

Nearest places with a published estimate, compared with Mascoutah Township
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Mascoutah Township	—	9.0% (±3.7 points)	—
Mascoutah	2.0 mi	9.7% (±3.9 points)	Not measurably different
New Baden	3.2 mi	0.0% (±4.8 points)	Lower
Summerfield	4.8 mi	0.0% (±37.4 points)	Not measurably different
Scott AFB	4.8 mi	2.1% (±5.1 points)	Lower
Lebanon	5.6 mi	17.4% (±7.3 points)	Higher
Lebanon Township	5.6 mi	13.2% (±6.7 points)	Not measurably different
Engelmann Township	5.8 mi	0.0% (±15.8 points)	Not measurably different
Shiloh Valley Township	5.9 mi	7.3% (±2.9 points)	Not measurably different

Nearby places with a measurably lower figure: New Baden, IL (0.0%), Scott AFB, IL (2.1%).

Nearby places with a measurably higher figure: Lebanon, IL (17.4%).

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 St. Clair County, place by place

Rank	Place	Homes in buildings of 5 or more units
12	O'Fallon Township	12.5% (±3.2 points)
13	Swansea	12.1% (±4.2 points)
14	St. Clair Township	11.7% (±2.6 points)
15	Dupo	10.4% (±6.7 points)
16	Mascoutah	9.7% (±3.9 points)
17	Caseyville	9.2% (±5.7 points)
18	Mascoutah Township	9.0% (±3.7 points)
19	St. Libory	8.3% (±18.8 points)
20	Shiloh Valley Township	7.3% (±2.9 points)
21	Sugar Loaf Township	6.3% (±4.1 points)
22 (tie)	Centreville Township	5.9% (±2.4 points)
22 (tie)	Stookey Township	5.9% (±3.2 points)
24	Freeburg	4.4% (±5.2 points)

Showing 13 of 46 places in St. Clair 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 Mascoutah Township

How many homes are in Mascoutah Township?

Mascoutah Township, IL has an estimated 3,533 (±285) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Mascoutah Township houses or apartments?

79.7% are detached houses and 1.3% attached houses, while 15.6% are in buildings of two or more units.

How many two-family and small multifamily homes are in Mascoutah Township?

6.6% of homes in Mascoutah Township 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 — Mascoutah township, St. Clair County, 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 Mascoutah township, St. Clair County, Illinois (county subdivision:47436, in state:17 county:163).

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.