What kinds of homes are in Erma, NJ?

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

Erma, NJ has 836 (±155) homes (2020–2024 American Community Survey).

That is about 287 homes per square mile of land.

93.9% are detached single-family houses.

3.6% 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: 836 (±155)
Detached houses: 93.9%
2–4 unit buildings: 3.6%
5+ unit buildings: 0.0%

Homes in Erma by building size

Housing units by units in structure, 2020–2024
Building type	Erma	Cape May County	New Jersey	United States
Single-family, detached	93.9% (±3.8 points)	51.7%	52.6%	61.3%
Single-family, attached (townhouse, rowhouse)	1.2% (±2.1 points)	26.0%	10.0%	6.2%
2 units	3.6% (±3.2 points)	7.3%	8.6%	3.4%
3 or 4 units	0.0% (±5.2 points)	3.0%	6.1%	4.3%
5 to 9 units	0.0% (±5.2 points)	3.0%	4.6%	4.5%
10 to 19 units	0.0% (±5.2 points)	1.9%	4.9%	4.3%
20 or more units	0.0% (±5.2 points)	3.9%	12.3%	10.3%
Mobile home	1.3% (±2.0 points)	3.3%	0.9%	5.6%
Boat, RV, van, etc.	0.0% (±5.2 points)	0.0%	0.0%	0.1%

In Erma, 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 Erma

Nearest places with a published estimate, compared with Erma
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Erma	—	0.0% (±9.0 points)	—
Rio Grande	1.8 mi	5.7% (±4.1 points)	Not measurably different
Villas	2.8 mi	0.5% (±1.2 points)	Not measurably different
North Cape May	3.3 mi	7.4% (±5.4 points)	Not measurably different
Wildwood Crest Borough	3.3 mi	10.4% (±3.4 points)	Higher
West Wildwood Borough	3.7 mi	3.5% (±5.4 points)	Not measurably different
Cape May	3.7 mi	8.9% (±2.8 points)	Not measurably different
Whitesboro	3.9 mi	0.0% (±5.7 points)	Not measurably different
Wildwood	4.0 mi	20.8% (±4.2 points)	Higher

Nearby places with a measurably higher figure: Wildwood Crest Borough, NJ (10.4%), Wildwood, NJ (20.8%).

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
1	North Cape May	7.4% (±5.4 points)
2	Rio Grande	5.7% (±4.1 points)
3	Cape May Court House	5.5% (±5.2 points)
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)

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

It lies inside Lower 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 Erma

How many homes are in Erma?

Erma, NJ has an estimated 836 (±155) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Erma houses or apartments?

93.9% are detached houses and 1.2% attached houses, while 3.6% are in buildings of two or more units.

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

3.6% of homes in Erma 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 — Erma 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 Erma CDP, New Jersey (place:21660, 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.