What kinds of homes are in South Dennis, NJ?

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

South Dennis, NJ has 636 (±157) homes (2020–2024 American Community Survey).

That is about 102 homes per square mile of land.

95.8% are detached single-family houses.

4.2% are in buildings of two to four units.

0.0% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 636 (±157)
Detached houses: 95.8%
2–4 unit buildings: 4.2%
5+ unit buildings: 0.0%

Homes in South Dennis by building size

Housing units by units in structure, 2020–2024
Building type	South Dennis	Cape May County	New Jersey	United States
Single-family, detached	95.8% (±4.8 points)	51.7%	52.6%	61.3%
Single-family, attached (townhouse, rowhouse)	0.0% (±6.8 points)	26.0%	10.0%	6.2%
2 units	0.0% (±6.8 points)	7.3%	8.6%	3.4%
3 or 4 units	4.2% (±4.8 points)	3.0%	6.1%	4.3%
5 to 9 units	0.0% (±6.8 points)	3.0%	4.6%	4.5%
10 to 19 units	0.0% (±6.8 points)	1.9%	4.9%	4.3%
20 or more units	0.0% (±6.8 points)	3.9%	12.3%	10.3%
Mobile home	0.0% (±6.8 points)	3.3%	0.9%	5.6%
Boat, RV, van, etc.	0.0% (±6.8 points)	0.0%	0.0%	0.1%

In South Dennis, the share of homes in buildings of five or more units is not measurably different from Cape May County (8.8%).

It is also lower than in New Jersey (21.8%).

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

Homes in buildings of 5 or more units in places near South Dennis

Nearest places with a published estimate, compared with South Dennis
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
South Dennis	—	0.0% (±11.8 points)	—
Woodbine Borough	4.0 mi	9.1% (±4.8 points)	Not measurably different
Seaville	5.4 mi	1.3% (±5.7 points)	Not measurably different
Sea Isle City	5.6 mi	14.8% (±2.7 points)	Higher
Middle Township	5.6 mi	3.7% (±1.7 points)	Not measurably different
Cape May Court House	6.4 mi	5.5% (±5.2 points)	Not measurably different
Avalon Borough	6.8 mi	6.9% (±1.4 points)	Not measurably different
Upper Township	7.4 mi	0.2% (±1.1 points)	Not measurably different
Palermo	7.7 mi	0.0% (±6.1 points)	Not measurably different

Nearby places with a measurably higher figure: Sea Isle City, NJ (14.8%).

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 Cape May County, place by place

Rank	Place	Homes in buildings of 5 or more units
4	Seaville	1.3% (±5.7 points)
5	Villas	0.5% (±1.2 points)
6 (tie)	Beesleys Point	0.0% (±12.1 points)
6 (tie)	Erma	0.0% (±9.0 points)
6 (tie)	Marmora	0.0% (±5.2 points)
6 (tie)	Palermo	0.0% (±6.1 points)
6 (tie)	South Dennis	0.0% (±11.8 points)
6 (tie)	Whitesboro	0.0% (±5.7 points)

Showing 8 of 11 places in Cape May County, ranked from highest to lowest.

South Dennis is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

It lies inside Dennis Township, whose figures include it.

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 South Dennis

How many homes are in South Dennis?

South Dennis, NJ has an estimated 636 (±157) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in South Dennis houses or apartments?

95.8% are detached houses and 0.0% attached houses, while 4.2% are in buildings of two or more units.

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

4.2% of homes in South Dennis 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 — South Dennis CDP, New Jersey

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 South Dennis CDP, New Jersey (place:68850, in state:34).

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.