What kinds of homes are in Darby, PA?

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

Darby, PA has 4,545 (±436) homes (2020–2024 American Community Survey).

That is about 5,398 homes per square mile of land.

11.9% are detached single-family houses.

17.4% are in buildings of two to four units.

6.7% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 4,545 (±436)
Detached houses: 11.9%
2–4 unit buildings: 17.4%
5+ unit buildings: 6.7%

Homes in Darby by building size

Housing units by units in structure, 2020–2024
Building type	Darby	Delaware County	Pennsylvania	United States
Single-family, detached	11.9% (±5.1 points)	43.6%	56.6%	61.3%
Single-family, attached (townhouse, rowhouse)	63.9% (±6.3 points)	32.0%	18.8%	6.2%
2 units	11.2% (±4.0 points)	4.5%	4.3%	3.4%
3 or 4 units	6.2% (±2.8 points)	4.2%	4.0%	4.3%
5 to 9 units	1.6% (±1.7 points)	2.7%	3.1%	4.5%
10 to 19 units	1.6% (±1.7 points)	3.5%	2.6%	4.3%
20 or more units	3.5% (±2.5 points)	9.1%	7.0%	10.3%
Mobile home	0.0% (±0.7 points)	0.3%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±0.7 points)	0.0%	0.0%	0.1%

In Darby, the share of homes in buildings of five or more units is lower than in Delaware County (15.3%).

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 Darby

Nearest places with a published estimate, compared with Darby
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Darby	—	6.7% (±3.5 points)	—
Colwyn	0.8 mi	9.1% (±9.3 points)	Not measurably different
Yeadon	0.9 mi	24.8% (±5.3 points)	Higher
Collingdale	1.0 mi	1.0% (±1.2 points)	Lower
Sharon Hill	1.0 mi	17.9% (±12.7 points)	Not measurably different
Aldan	1.4 mi	7.2% (±6.8 points)	Not measurably different
Lansdowne	1.6 mi	25.8% (±6.1 points)	Higher
East Lansdowne	1.6 mi	2.4% (±4.5 points)	Not measurably different
Darby Township	1.8 mi	4.4% (±2.8 points)	Not measurably different

Nearby places with a measurably lower figure: Collingdale, PA (1.0%).

Nearby places with a measurably higher figure: Yeadon, PA (24.8%), Lansdowne, PA (25.8%).

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 Delaware County, place by place

Rank	Place	Homes in buildings of 5 or more units
28 (tie)	Marple Township	9.1% (±2.1 points)
30	Clifton Heights	8.6% (±6.0 points)
31	Folcroft	8.3% (±6.2 points)
32	Lower Chichester Township	7.8% (±6.1 points)
33	Upland	7.3% (±4.0 points)
34	Aldan	7.2% (±6.8 points)
35	Darby	6.7% (±3.5 points)
36	Marcus Hook	5.0% (±4.0 points)
37	Bethel Township (Delaware County)	4.9% (±2.4 points)
38	Darby Township	4.4% (±2.8 points)
39	Millbourne	4.2% (±6.7 points)
40	Thornbury Township (Delaware County)	3.9% (±4.0 points)
41	Tinicum Township (Delaware County)	3.8% (±3.8 points)

Showing 13 of 49 places in Delaware 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 Darby

How many homes are in Darby?

Darby, PA has an estimated 4,545 (±436) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Darby houses or apartments?

11.9% are detached houses and 63.9% attached houses, while 24.1% are in buildings of two or more units.

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

17.4% of homes in Darby 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 — Darby 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 Darby borough, Pennsylvania (place:18152, 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.