What kinds of homes are in Algonac, MI?

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

Algonac, MI has 2,019 (±180) homes (2020–2024 American Community Survey).

That is about 1,423 homes per square mile of land.

80.7% are detached single-family houses.

3.6% are in buildings of two to four units.

12.6% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 2,019 (±180)
Detached houses: 80.7%
2–4 unit buildings: 3.6%
5+ unit buildings: 12.6%

Homes in Algonac by building size

Housing units by units in structure, 2020–2024
Building type	Algonac	St. Clair County	Michigan	United States
Single-family, detached	80.7% (±6.0 points)	79.1%	72.0%	61.3%
Single-family, attached (townhouse, rowhouse)	3.2% (±2.4 points)	2.6%	4.8%	6.2%
2 units	0.8% (±1.2 points)	2.5%	2.2%	3.4%
3 or 4 units	2.8% (±3.5 points)	2.4%	2.6%	4.3%
5 to 9 units	3.7% (±4.1 points)	2.5%	4.1%	4.5%
10 to 19 units	3.7% (±3.3 points)	1.3%	3.5%	4.3%
20 or more units	5.2% (±2.9 points)	3.2%	5.6%	10.3%
Mobile home	0.0% (±1.5 points)	6.5%	5.0%	5.6%
Boat, RV, van, etc.	0.0% (±1.5 points)	0.0%	0.0%	0.1%

In Algonac, the share of homes in buildings of five or more units is not measurably different from St. Clair County (7.0%).

It is not measurably different from Michigan (13.2%).

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

Homes in buildings of 5 or more units in places near Algonac

Nearest places with a published estimate, compared with Algonac
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Algonac	—	12.6% (±6.0 points)	—
Pearl Beach	2.8 mi	0.0% (±2.3 points)	Lower
Clay Township	4.5 mi	0.2% (±0.9 points)	Lower
Cottrellville Township	5.2 mi	1.0% (±3.4 points)	Lower
Marine City	6.6 mi	7.3% (±3.9 points)	Not measurably different
Ira Township	8.2 mi	2.5% (±2.6 points)	Lower
East China Township	10 mi	12.5% (±6.0 points)	Not measurably different
China Township	11 mi	0.0% (±4.0 points)	Lower
New Baltimore	11 mi	9.8% (±5.1 points)	Not measurably different

Nearby places with a measurably lower figure: Pearl Beach, MI (0.0%), Clay Township, MI (0.2%), Cottrellville Township, MI (1.0%).

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 St. Clair County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Fort Gratiot Charter Township	15.0% (±3.1 points)
2 (tie)	Marysville	13.5% (±3.4 points)
2 (tie)	Port Huron	13.5% (±2.0 points)
4 (tie)	Algonac	12.6% (±6.0 points)
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)

Showing 10 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 Algonac

How many homes are in Algonac?

Algonac, MI has an estimated 2,019 (±180) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Algonac houses or apartments?

80.7% are detached houses and 3.2% attached houses, while 16.2% are in buildings of two or more units.

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

3.6% of homes in Algonac 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 — Algonac city, 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 Algonac city, Michigan (place:01180, in state:26).

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.