What kinds of homes are in Sewickley, PA?

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

Sewickley, PA has 1,913 (±145) homes (2020–2024 American Community Survey).

That is about 1,915 homes per square mile of land.

61.5% are detached single-family houses.

8.9% are in buildings of two to four units.

25.6% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 1,913 (±145)
Detached houses: 61.5%
2–4 unit buildings: 8.9%
5+ unit buildings: 25.6%

Homes in Sewickley by building size

Housing units by units in structure, 2020–2024
Building type	Sewickley	Allegheny County	Pennsylvania	United States
Single-family, detached	61.5% (±6.7 points)	61.6%	56.6%	61.3%
Single-family, attached (townhouse, rowhouse)	4.0% (±2.3 points)	10.3%	18.8%	6.2%
2 units	2.8% (±2.8 points)	4.6%	4.3%	3.4%
3 or 4 units	6.1% (±4.6 points)	4.2%	4.0%	4.3%
5 to 9 units	4.7% (±2.3 points)	4.0%	3.1%	4.5%
10 to 19 units	10.2% (±4.4 points)	3.9%	2.6%	4.3%
20 or more units	10.7% (±4.3 points)	10.6%	7.0%	10.3%
Mobile home	0.0% (±1.7 points)	0.7%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±1.7 points)	0.0%	0.0%	0.1%

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

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

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

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

Nearest places with a published estimate, compared with Sewickley
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Sewickley	—	25.6% (±6.6 points)	—
Glen Osborne	0.9 mi	1.0% (±20.4 points)	Lower
Edgeworth	1.2 mi	1.4% (±7.1 points)	Lower
Haysville	1.6 mi	0.0% (±66.9 points)	Not measurably different
Aleppo Township (Allegheny County)	1.9 mi	50.1% (±6.5 points)	Higher
Sewickley Heights	1.9 mi	0.0% (±14.5 points)	Lower
Coraopolis	2.0 mi	21.0% (±5.7 points)	Not measurably different
Glenfield	2.3 mi	0.0% (±47.1 points)	Not measurably different
Carnot-Moon	2.5 mi	32.8% (±6.7 points)	Not measurably different

Nearby places with a measurably lower figure: Glen Osborne, PA (1.0%), Edgeworth, PA (1.4%), Sewickley Heights, PA (0.0%).

Nearby places with a measurably higher figure: Aleppo Township (Allegheny County), PA (50.1%).

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
8	Wilkins Township	29.3% (±6.7 points)
9 (tie)	Pittsburgh	27.4% (±0.8 points)
9 (tie)	Wilmerding	27.4% (±8.8 points)
11	Pitcairn	27.1% (±11.4 points)
12	Rankin	27.0% (±13.9 points)
13	Robinson Township (Allegheny County)	25.8% (±5.1 points)
14	Sewickley	25.6% (±6.6 points)
15	Monroeville	25.1% (±3.2 points)
16	Homestead	24.7% (±7.7 points)
17	Emsworth	24.5% (±7.2 points)
18 (tie)	Braddock Hills	23.6% (±6.6 points)
18 (tie)	Castle Shannon	23.6% (±6.2 points)
20	McCandless Township	23.2% (±3.6 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 Sewickley

How many homes are in Sewickley?

Sewickley, PA has an estimated 1,913 (±145) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Sewickley houses or apartments?

61.5% are detached houses and 4.0% attached houses, while 34.5% are in buildings of two or more units.

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

8.9% of homes in Sewickley 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 — Sewickley 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 Sewickley borough, Pennsylvania (place:69376, 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.