What kinds of homes are in Calmar, IA?

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

Calmar, IA has 446 (±82) homes (2020–2024 American Community Survey).

That is about 397 homes per square mile of land.

70.0% are detached single-family houses.

7.2% are in buildings of two to four units.

21.6% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 446 (±82)
Detached houses: 70.0%
2–4 unit buildings: 7.2%
5+ unit buildings: 21.6%

Homes in Calmar by building size

Housing units by units in structure, 2020–2024
Building type	Calmar	Winneshiek County	Iowa	United States
Single-family, detached	70.0% (±9.3 points)	81.7%	72.2%	61.3%
Single-family, attached (townhouse, rowhouse)	0.7% (±0.9 points)	2.2%	4.5%	6.2%
2 units	3.8% (±4.2 points)	3.6%	2.1%	3.4%
3 or 4 units	3.4% (±3.5 points)	3.5%	3.5%	4.3%
5 to 9 units	10.1% (±6.5 points)	2.6%	3.6%	4.5%
10 to 19 units	10.8% (±7.5 points)	2.5%	4.0%	4.3%
20 or more units	0.7% (±0.9 points)	2.2%	6.9%	10.3%
Mobile home	0.7% (±1.0 points)	1.7%	3.2%	5.6%
Boat, RV, van, etc.	0.0% (±5.4 points)	0.0%	0.1%	0.1%

In Calmar, the share of homes in buildings of five or more units is higher than in Winneshiek County (7.3%).

It is not measurably different from Iowa (14.5%).

It is not measurably different from the national figure (19.1%).

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

Nearest places with a published estimate, compared with Calmar
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Calmar	—	21.6% (±10.0 points)	—
Fort Atkinson	4.2 mi	0.0% (±23.6 points)	Not measurably different
Spillville	4.5 mi	1.7% (±13.4 points)	Lower
Ossian	5.7 mi	0.5% (±8.8 points)	Lower
St. Lucas	8.6 mi	0.0% (±46.9 points)	Not measurably different
Decorah	9.3 mi	12.6% (±3.8 points)	Not measurably different
Ridgeway	10 mi	24.4% (±22.4 points)	Not measurably different
Jackson Junction	11 mi	0.0% (±124.9 points)	Not measurably different
Castalia	11 mi	0.0% (±48.0 points)	Not measurably different

Nearby places with a measurably lower figure: Spillville, IA (1.7%), Ossian, IA (0.5%).

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 Winneshiek County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Ridgeway	24.4% (±22.4 points)
2	Calmar	21.6% (±10.0 points)
3	Decorah	12.6% (±3.8 points)
4	Spillville	1.7% (±13.4 points)
5	Ossian	0.5% (±8.8 points)
6 (tie)	Castalia	0.0% (±48.0 points)
6 (tie)	Fort Atkinson	0.0% (±23.6 points)
6 (tie)	Jackson Junction	0.0% (±124.9 points)

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 Calmar

How many homes are in Calmar?

Calmar, IA has an estimated 446 (±82) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Calmar houses or apartments?

70.0% are detached houses and 0.7% attached houses, while 28.8% are in buildings of two or more units.

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

7.2% of homes in Calmar 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 — Calmar city, Iowa

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 Calmar city, Iowa (place:10045, in state:19).

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.