What kinds of homes are in Iron Mountain, MI?

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

Iron Mountain, MI has 3,737 (±164) homes (2020–2024 American Community Survey).

That is about 495 homes per square mile of land.

80.1% are detached single-family houses.

7.9% are in buildings of two to four units.

9.6% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 3,737 (±164)
Detached houses: 80.1%
2–4 unit buildings: 7.9%
5+ unit buildings: 9.6%

Homes in Iron Mountain by building size

Housing units by units in structure, 2020–2024
Building type	Iron Mountain	Dickinson County	Michigan	United States
Single-family, detached	80.1% (±5.6 points)	84.0%	72.0%	61.3%
Single-family, attached (townhouse, rowhouse)	0.6% (±0.9 points)	1.1%	4.8%	6.2%
2 units	5.9% (±3.3 points)	3.3%	2.2%	3.4%
3 or 4 units	2.0% (±2.1 points)	1.5%	2.6%	4.3%
5 to 9 units	4.4% (±3.0 points)	2.1%	4.1%	4.5%
10 to 19 units	0.8% (±1.0 points)	1.4%	3.5%	4.3%
20 or more units	4.4% (±2.6 points)	2.1%	5.6%	10.3%
Mobile home	1.8% (±2.1 points)	4.6%	5.0%	5.6%
Boat, RV, van, etc.	0.0% (±0.8 points)	0.0%	0.0%	0.1%

In Iron Mountain, the share of homes in buildings of five or more units is not measurably different from Dickinson County (5.6%).

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 Iron Mountain

Nearest places with a published estimate, compared with Iron Mountain
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Iron Mountain	—	9.6% (±4.1 points)	—
Kingsford	2.4 mi	11.7% (±5.9 points)	Not measurably different
Breitung Charter Township	3.9 mi	0.4% (±1.4 points)	Lower
Niagara	4.3 mi	6.2% (±5.2 points)	Not measurably different
Town of Aurora (Florence County)	5.4 mi	2.8% (±6.6 points)	Not measurably different
Norway	7.3 mi	4.7% (±3.7 points)	Not measurably different
Norway Township	9.1 mi	5.6% (±4.6 points)	Not measurably different
Town of Commonwealth	9.3 mi	1.0% (±6.2 points)	Lower
Town of Niagara	9.4 mi	0.0% (±6.2 points)	Lower

Nearby places with a measurably lower figure: Breitung Charter Township, MI (0.4%), Town of Commonwealth, WI (1.0%), Town of Niagara, WI (0.0%).

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 Dickinson County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Kingsford	11.7% (±5.9 points)
2	Iron Mountain	9.6% (±4.1 points)
3	Norway Township	5.6% (±4.6 points)
4	Norway	4.7% (±3.7 points)
5	Sagola Township	1.9% (±5.3 points)
6	Breen Township	1.6% (±11.0 points)
7	West Branch Township (Dickinson County)	1.4% (±27.0 points)
8	Breitung Charter Township	0.4% (±1.4 points)

Showing 8 of 10 places in Dickinson 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 Iron Mountain

How many homes are in Iron Mountain?

Iron Mountain, MI has an estimated 3,737 (±164) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Iron Mountain houses or apartments?

80.1% are detached houses and 0.6% attached houses, while 17.5% are in buildings of two or more units.

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

7.9% of homes in Iron Mountain 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 — Iron Mountain 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 Iron Mountain city, Michigan (place:40960, 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.