What kinds of homes are in Wilmington, DE?

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

Wilmington, DE has 35,514 (±811) homes (2020–2024 American Community Survey).

That is about 3,260 homes per square mile of land.

9.6% are detached single-family houses.

11.1% are in buildings of two to four units.

25.5% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 35,514 (±811)
Detached houses: 9.6%
2–4 unit buildings: 11.1%
5+ unit buildings: 25.5%

Homes in Wilmington by building size

Housing units by units in structure, 2020–2024
Building type	Wilmington	New Castle County	Delaware	United States
Single-family, detached	9.6% (±1.3 points)	53.0%	59.1%	61.3%
Single-family, attached (townhouse, rowhouse)	53.7% (±2.4 points)	21.3%	15.5%	6.2%
2 units	4.8% (±1.1 points)	1.7%	1.5%	3.4%
3 or 4 units	6.3% (±1.5 points)	2.9%	2.4%	4.3%
5 to 9 units	3.4% (±0.8 points)	4.7%	3.9%	4.5%
10 to 19 units	2.5% (±0.7 points)	6.8%	5.1%	4.3%
20 or more units	19.6% (±1.9 points)	7.4%	5.4%	10.3%
Mobile home	0.1% (±0.1 points)	2.0%	7.0%	5.6%
Boat, RV, van, etc.	0.0% (±0.1 points)	0.1%	0.1%	0.1%

In Wilmington, the share of homes in buildings of five or more units is higher than in New Castle County (18.9%).

It is also higher than in Delaware (14.4%).

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

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

Nearest places with a published estimate, compared with Wilmington
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Wilmington	—	25.5% (±2.2 points)	—
Edgemoor	1.9 mi	41.2% (±10.5 points)	Higher
Bellefonte	2.8 mi	1.4% (±6.2 points)	Lower
Elsmere	3.3 mi	14.1% (±6.8 points)	Lower
Penns Grove Borough	3.4 mi	16.8% (±7.4 points)	Lower
Carneys Point	4.0 mi	20.9% (±5.7 points)	Not measurably different
Newport	4.1 mi	28.6% (±12.7 points)	Not measurably different
Wilmington Manor	4.4 mi	4.6% (±2.6 points)	Lower
Greenville	4.7 mi	17.6% (±7.9 points)	Not measurably different

Nearby places with a measurably lower figure: Bellefonte, DE (1.4%), Elsmere, DE (14.1%), Penns Grove Borough, NJ (16.8%).

Nearby places with a measurably higher figure: Edgemoor, DE (41.2%).

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 New Castle County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Edgemoor	41.2% (±10.5 points)
2	Newark	36.1% (±4.9 points)
3	Pike Creek Valley	31.9% (±6.8 points)
4	Claymont	31.0% (±5.7 points)
5	Newport	28.6% (±12.7 points)
6	New Castle	26.3% (±7.8 points)
7	Wilmington	25.5% (±2.2 points)
8	Bear	20.2% (±5.0 points)
9	Brookside	18.6% (±4.6 points)
10	Greenville	17.6% (±7.9 points)
11	Elsmere	14.1% (±6.8 points)
12	Middletown	13.2% (±4.2 points)
13	Hockessin	10.4% (±3.4 points)

Showing 13 of 25 places in New Castle 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 Wilmington

How many homes are in Wilmington?

Wilmington, DE has an estimated 35,514 (±811) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Wilmington houses or apartments?

9.6% are detached houses and 53.7% attached houses, while 36.6% are in buildings of two or more units.

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

11.1% of homes in Wilmington 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 — Wilmington city, Delaware

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 Wilmington city, Delaware (place:77580, in state:10).

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.