What kinds of homes are in Seaford, DE?

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

Seaford, DE has 3,908 (±284) homes (2020–2024 American Community Survey).

That is about 769 homes per square mile of land.

58.0% are detached single-family houses.

12.7% are in buildings of two to four units.

22.3% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 3,908 (±284)
Detached houses: 58.0%
2–4 unit buildings: 12.7%
5+ unit buildings: 22.3%

Homes in Seaford by building size

Housing units by units in structure, 2020–2024
Building type	Seaford	Sussex County	Delaware	United States
Single-family, detached	58.0% (±7.6 points)	65.4%	59.1%	61.3%
Single-family, attached (townhouse, rowhouse)	7.0% (±4.8 points)	9.8%	15.5%	6.2%
2 units	3.2% (±2.5 points)	1.0%	1.5%	3.4%
3 or 4 units	9.5% (±5.1 points)	1.9%	2.4%	4.3%
5 to 9 units	8.6% (±4.7 points)	3.2%	3.9%	4.5%
10 to 19 units	3.4% (±2.2 points)	2.6%	5.1%	4.3%
20 or more units	10.3% (±4.6 points)	3.1%	5.4%	10.3%
Mobile home	0.0% (±1.0 points)	12.8%	7.0%	5.6%
Boat, RV, van, etc.	0.0% (±1.0 points)	0.1%	0.1%	0.1%

In Seaford, the share of homes in buildings of five or more units is higher than in Sussex County (8.9%).

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

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

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

Nearest places with a published estimate, compared with Seaford
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Seaford	—	22.3% (±6.9 points)	—
Blades	1.6 mi	5.8% (±10.3 points)	Lower
Bridgeville	4.7 mi	10.2% (±5.5 points)	Lower
Bethel	6.0 mi	0.0% (±33.1 points)	Not measurably different
Laurel	6.4 mi	14.7% (±9.1 points)	Not measurably different
Galestown	8.6 mi	0.0% (±80.7 points)	Not measurably different
Federalsburg	8.9 mi	16.2% (±7.8 points)	Not measurably different
Sharptown	10 mi	0.0% (±17.8 points)	Lower
Greenwood	10 mi	20.8% (±13.9 points)	Not measurably different

Nearby places with a measurably lower figure: Blades, DE (5.8%), Bridgeville, DE (10.2%), Sharptown, MD (0.0%).

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 Sussex County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Dewey Beach	30.9% (±4.6 points)
2	Georgetown	29.4% (±11.5 points)
3	Milford	28.6% (±8.4 points)
4	Rehoboth Beach	27.7% (±3.9 points)
5	Seaford	22.3% (±6.9 points)
6	Lewes	22.1% (±9.3 points)
7	Millsboro	21.3% (±6.6 points)
8	Greenwood	20.8% (±13.9 points)
9	Laurel	14.7% (±9.1 points)
10	Delmar	13.6% (±5.0 points)
11	Bridgeville	10.2% (±5.5 points)

Showing 11 of 27 places in Sussex 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 Seaford

How many homes are in Seaford?

Seaford, DE has an estimated 3,908 (±284) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Seaford houses or apartments?

58.0% are detached houses and 7.0% attached houses, while 35.0% are in buildings of two or more units.

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

12.7% of homes in Seaford 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 — Seaford 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 Seaford city, Delaware (place:64320, 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.