What kinds of homes are in West Mifflin, PA?

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

West Mifflin, PA has 8,972 (±542) homes (2020–2024 American Community Survey).

That is about 631 homes per square mile of land.

82.5% are detached single-family houses.

1.2% are in buildings of two to four units.

9.1% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 8,972 (±542)
Detached houses: 82.5%
2–4 unit buildings: 1.2%
5+ unit buildings: 9.1%

Homes in West Mifflin by building size

Housing units by units in structure, 2020–2024
Building type	West Mifflin	Allegheny County	Pennsylvania	United States
Single-family, detached	82.5% (±3.0 points)	61.6%	56.6%	61.3%
Single-family, attached (townhouse, rowhouse)	4.5% (±1.7 points)	10.3%	18.8%	6.2%
2 units	0.1% (±0.3 points)	4.6%	4.3%	3.4%
3 or 4 units	1.1% (±0.9 points)	4.2%	4.0%	4.3%
5 to 9 units	2.7% (±1.8 points)	4.0%	3.1%	4.5%
10 to 19 units	1.1% (±1.2 points)	3.9%	2.6%	4.3%
20 or more units	5.3% (±2.1 points)	10.6%	7.0%	10.3%
Mobile home	2.7% (±1.6 points)	0.7%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±0.4 points)	0.0%	0.0%	0.1%

In West Mifflin, the share of homes in buildings of five or more units is lower than in Allegheny County (18.5%).

It is also lower than in Pennsylvania (12.7%).

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

Homes in buildings of 5 or more units in places near West Mifflin

Nearest places with a published estimate, compared with West Mifflin
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
West Mifflin	—	9.1% (±3.0 points)	—
Dravosburg	0.9 mi	17.3% (±6.4 points)	Higher
Port Vue	2.1 mi	5.1% (±3.9 points)	Not measurably different
Glassport	2.4 mi	5.9% (±2.7 points)	Not measurably different
Munhall	2.5 mi	11.2% (±3.6 points)	Not measurably different
West Homestead	2.5 mi	8.4% (±6.6 points)	Not measurably different
Baldwin	2.6 mi	17.5% (±3.6 points)	Higher
Duquesne	3.1 mi	19.9% (±6.8 points)	Higher
Whitaker	3.1 mi	5.0% (±5.8 points)	Not measurably different

Nearby places with a measurably higher figure: Dravosburg, PA (17.3%), Baldwin, PA (17.5%), Duquesne, PA (19.9%).

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 Allegheny County, place by place

Rank	Place	Homes in buildings of 5 or more units
69 (tie)	Clairton	10.4% (±4.8 points)
69 (tie)	Upper St. Clair Township	10.4% (±2.0 points)
71	Heidelberg	10.3% (±4.6 points)
72	Penn Hills Township	10.0% (±2.4 points)
73	Brackenridge	9.7% (±5.9 points)
74	Harmar Township	9.2% (±5.2 points)
75 (tie)	West Mifflin	9.1% (±3.0 points)
75 (tie)	Marshall Township	9.1% (±3.8 points)
77	Oakdale	8.5% (±6.3 points)
78	West Homestead	8.4% (±6.6 points)
79	Forest Hills	8.2% (±5.1 points)
80	Plum	7.8% (±2.2 points)
81	Richland Township (Allegheny County)	7.6% (±2.7 points)

Showing 13 of 128 places in Allegheny 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 West Mifflin

How many homes are in West Mifflin?

West Mifflin, PA has an estimated 8,972 (±542) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in West Mifflin houses or apartments?

82.5% are detached houses and 4.5% attached houses, while 10.3% are in buildings of two or more units.

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

1.2% of homes in West Mifflin 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 — West Mifflin borough, Pennsylvania

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 West Mifflin borough, Pennsylvania (place:83512, in state:42).

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.