What kinds of homes are in St. Clair Township, MI?

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

St. Clair Township, MI has 3,011 (±152) homes (2020–2024 American Community Survey).

That is about 78 homes per square mile of land.

83.0% are detached single-family houses.

1.9% are in buildings of two to four units.

3.4% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 3,011 (±152)
Detached houses: 83.0%
2–4 unit buildings: 1.9%
5+ unit buildings: 3.4%

Homes in St. Clair Township by building size

Housing units by units in structure, 2020–2024
Building type	St. Clair Township	St. Clair County	Michigan	United States
Single-family, detached	83.0% (±3.1 points)	79.1%	72.0%	61.3%
Single-family, attached (townhouse, rowhouse)	9.0% (±2.8 points)	2.6%	4.8%	6.2%
2 units	0.4% (±0.5 points)	2.5%	2.2%	3.4%
3 or 4 units	1.5% (±1.2 points)	2.4%	2.6%	4.3%
5 to 9 units	1.4% (±1.0 points)	2.5%	4.1%	4.5%
10 to 19 units	0.2% (±0.3 points)	1.3%	3.5%	4.3%
20 or more units	1.8% (±1.1 points)	3.2%	5.6%	10.3%
Mobile home	2.6% (±1.4 points)	6.5%	5.0%	5.6%
Boat, RV, van, etc.	0.2% (±0.3 points)	0.0%	0.0%	0.1%

In St. Clair Township, the share of homes in buildings of five or more units is lower than in St. Clair County (7.0%).

It is also lower than in Michigan (13.2%).

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

Homes in buildings of 5 or more units in places near St. Clair Township

Nearest places with a published estimate, compared with St. Clair Township
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
St. Clair Township	—	3.4% (±1.5 points)	—
St. Clair	3.9 mi	10.4% (±4.8 points)	Higher
Marysville	4.9 mi	13.5% (±3.4 points)	Higher
Kimball Township	6.2 mi	0.8% (±1.4 points)	Lower
China Township	6.2 mi	0.0% (±4.0 points)	Not measurably different
Columbus Township (St. Clair County)	6.5 mi	0.4% (±2.6 points)	Not measurably different
East China Township	7.5 mi	12.5% (±6.0 points)	Higher
Casco Township (St. Clair County)	8.8 mi	0.3% (±2.8 points)	Not measurably different
Port Huron Charter Township	8.9 mi	8.3% (±2.9 points)	Higher

Nearby places with a measurably lower figure: Kimball Township, MI (0.8%).

Nearby places with a measurably higher figure: St. Clair, MI (10.4%), Marysville, MI (13.5%), East China Township, MI (12.5%).

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
4 (tie)	Yale	12.6% (±4.6 points)
6	East China Township	12.5% (±6.0 points)
7	St. Clair	10.4% (±4.8 points)
8	Port Huron Charter Township	8.3% (±2.9 points)
9	Marine City	7.3% (±3.9 points)
10	Mussey Township	3.9% (±1.8 points)
11	St. Clair Township	3.4% (±1.5 points)
12	Ira Township	2.5% (±2.6 points)
13	Burtchville Township	2.2% (±3.1 points)
14	Emmett Township	1.6% (±4.3 points)
15	Cottrellville Township	1.0% (±3.4 points)
16	Kimball Township	0.8% (±1.4 points)
17 (tie)	Columbus Township (St. Clair County)	0.4% (±2.6 points)

Showing 13 of 29 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 St. Clair Township

How many homes are in St. Clair Township?

St. Clair Township, MI has an estimated 3,011 (±152) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in St. Clair Township houses or apartments?

83.0% are detached houses and 9.0% attached houses, while 5.3% are in buildings of two or more units.

How many two-family and small multifamily homes are in St. Clair Township?

1.9% of homes in St. Clair 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 — St. Clair township, St. Clair County, Michigan

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 St. Clair township, St. Clair County, Michigan (county subdivision:70700, in state:26 county:147).

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.