What kinds of homes are in Caldwell, ID?

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

Caldwell, ID has 22,378 (±679) homes (2020–2024 American Community Survey).

That is about 890 homes per square mile of land.

79.2% are detached single-family houses.

6.2% are in buildings of two to four units.

6.1% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 22,378 (±679)
Detached houses: 79.2%
2–4 unit buildings: 6.2%
5+ unit buildings: 6.1%

Homes in Caldwell by building size

Housing units by units in structure, 2020–2024
Building type	Caldwell	Canyon County	Idaho	United States
Single-family, detached	79.2% (±2.2 points)	79.0%	73.8%	61.3%
Single-family, attached (townhouse, rowhouse)	3.1% (±1.0 points)	2.9%	3.7%	6.2%
2 units	2.0% (±0.7 points)	1.6%	2.1%	3.4%
3 or 4 units	4.2% (±1.4 points)	4.6%	4.4%	4.3%
5 to 9 units	2.0% (±1.0 points)	1.8%	2.9%	4.5%
10 to 19 units	1.2% (±0.5 points)	1.2%	2.2%	4.3%
20 or more units	2.9% (±0.9 points)	1.9%	3.8%	10.3%
Mobile home	5.3% (±1.2 points)	6.7%	6.9%	5.6%
Boat, RV, van, etc.	0.1% (±0.2 points)	0.2%	0.2%	0.1%

In Caldwell, the share of homes in buildings of five or more units is not measurably different from Canyon County (4.9%).

It is also lower than in Idaho (8.9%).

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

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

Nearest places with a published estimate, compared with Caldwell
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Caldwell	—	6.1% (±1.4 points)	—
Middleton	5.0 mi	1.2% (±1.7 points)	Lower
Nampa	6.4 mi	7.1% (±0.9 points)	Not measurably different
Greenleaf	8.3 mi	4.5% (±3.4 points)	Not measurably different
Notus	9.0 mi	0.0% (±26.3 points)	Not measurably different
Star	9.5 mi	2.1% (±1.7 points)	Lower
Marsing	10 mi	7.5% (±9.1 points)	Not measurably different
Wilder	13 mi	0.0% (±9.0 points)	Not measurably different
Meridian	13 mi	8.3% (±1.2 points)	Higher

Nearby places with a measurably lower figure: Middleton, ID (1.2%), Star, ID (2.1%).

Nearby places with a measurably higher figure: Meridian, ID (8.3%).

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 Canyon County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Nampa	7.1% (±0.9 points)
2	Caldwell	6.1% (±1.4 points)
3	Greenleaf	4.5% (±3.4 points)
4	Parma	3.3% (±5.4 points)
5	Middleton	1.2% (±1.7 points)
6	Melba	0.4% (±19.1 points)
7 (tie)	Notus	0.0% (±26.3 points)
7 (tie)	Wilder	0.0% (±9.0 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 Caldwell

How many homes are in Caldwell?

Caldwell, ID has an estimated 22,378 (±679) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Caldwell houses or apartments?

79.2% are detached houses and 3.1% attached houses, while 12.3% are in buildings of two or more units.

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

6.2% of homes in Caldwell 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 — Caldwell city, Idaho

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 Caldwell city, Idaho (place:12250, in state:16).

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.