What kinds of homes are in Roundup, MT?

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

Roundup, MT has 1,032 (±109) homes (2020–2024 American Community Survey).

That is about 798 homes per square mile of land.

79.8% are detached single-family houses.

2.9% are in buildings of two to four units.

2.9% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 1,032 (±109)
Detached houses: 79.8%
2–4 unit buildings: 2.9%
5+ unit buildings: 2.9%

Homes in Roundup by building size

Housing units by units in structure, 2020–2024
Building type	Roundup	Musselshell County	Montana	United States
Single-family, detached	79.8% (±5.8 points)	78.3%	68.8%	61.3%
Single-family, attached (townhouse, rowhouse)	2.5% (±2.7 points)	1.5%	4.5%	6.2%
2 units	0.0% (±2.9 points)	0.0%	2.8%	3.4%
3 or 4 units	2.9% (±3.4 points)	1.1%	4.6%	4.3%
5 to 9 units	0.0% (±2.9 points)	0.0%	2.9%	4.5%
10 to 19 units	0.0% (±2.9 points)	0.0%	2.6%	4.3%
20 or more units	2.9% (±2.3 points)	1.1%	4.2%	10.3%
Mobile home	11.8% (±5.5 points)	18.0%	9.4%	5.6%
Boat, RV, van, etc.	0.0% (±2.9 points)	0.0%	0.2%	0.1%

In Roundup, the share of homes in buildings of five or more units is not measurably different from Musselshell County (1.1%).

It is also lower than in Montana (9.7%).

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

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

Nearest places with a published estimate, compared with Roundup
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Roundup	—	2.9% (±4.7 points)	—
Lavina	22 mi	0.0% (±64.1 points)	Not measurably different
Broadview	29 mi	0.0% (±57.7 points)	Not measurably different
Melstone	34 mi	0.0% (±85.9 points)	Not measurably different
Ryegate	36 mi	6.5% (±24.9 points)	Not measurably different
Winnett	39 mi	0.0% (±32.4 points)	Not measurably different
Grass Range	42 mi	0.8% (±29.8 points)	Not measurably different
Lockwood	43 mi	0.0% (±1.9 points)	Not measurably different
Billings	46 mi	14.5% (±1.3 points)	Higher

Nearby places with a measurably higher figure: Billings, MT (14.5%).

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

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 Roundup

How many homes are in Roundup?

Roundup, MT has an estimated 1,032 (±109) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Roundup houses or apartments?

79.8% are detached houses and 2.5% attached houses, while 5.8% are in buildings of two or more units.

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

2.9% of homes in Roundup 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 — Roundup city, Montana

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 Roundup city, Montana (place:64525, in state:30).

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.