Erma, NJ Profile: Facts & Data

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Erma, New Jersey - Basic Facts

The Erma Census Designated Place had a population of 2,155 as of July 1, 2019. Erma ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in New Jersey. See peer rankings below.

The primary coordinate point for Erma is located at latitude 38.9807 and longitude -74.908 in Cape May County. The formal boundaries for the Erma Census Designated Place encompass a land area of 3.26 sq. miles and a water area of 0.1 sq. miles. Cape May County is in the Eastern time zone (GMT -5). The elevation is 20 feet.

The Erma Census Designated Place (GNIS ID: 2389049) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Erma Census Designated Place is located within Township of Lower, a minor civil division (MCD) of Cape May County.

Alternate Unofficial Names for Erma: Swaintown.

Jump to... (On This Page!)
  1. Erma 2019 Demographic Data
  2. Growth Rates for Erma (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. New Jersey Research Tools (Easy Tools & Current Data)
  3. New Jersey Data Comparison Tool - 2019 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2019, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


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Erma, NJ Data & Demographics (As of July 1, 2019)

HOUSING AFFORDABILITY INDEX

Erma, NJ Housing Affordability Index is 126
State of New Jersey Housing Affordability Index is 91
The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.

WEALTH INDEX

Erma, NJ Wealth Index is 156
State of New Jersey Wealth Index is 148
The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

These new demographic attributes are availiable for Neighborhoods, Cities, Counties, and ZIP Codes.

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  3. The new 2-Minute Introduction and Concise Guide to Big Data which will help you make the most effective use of HomeTownLocator Tools.
  4. See the References & Data Sources page for more information about methodology and sources of data.
  5. See the New Jersey COVID-19 Data and US COVID-19 Data for more information on the spread of the novel coronavirus.

POPULATION

Total Population 2,155 (100%)
Population in Households 2,146 (99.6%)
Population in Families 1,841 (85.4%)
Population in Group Quarters1 9 ( 0.4%)
Population Density 667
Diversity Index2 15
 

INCOME

Median Household Income $90,530
Average Household Income $106,038
Per Capita Income $40,316
Wealth Index4 156

HOUSING

Total Housing Units 943 (100%)
Owner Occupied HU 730 (77.4%)
Renter Occupied HU 100 (10.6%)
Vacant Housing Units 114 (12.1%)
Median Home Value $336,158
Housing Affordability Index3 126
 

HOUSEHOLDS

Total Households 829
Average Household Size 2.59
Family Households 613
Average Family Size 3
NOTES
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.

GROWTH RATE / YEAR

2010-2019 2019-2024
Population 0.12% -0.21%
Households 0.12% -0.17%
Families 0.32% -0.23%
Median Household Income   2.3%
Per Capita Income   2.96%

Erma, NJ - Peer Comparisons by Rank and Percentile

The table below compares Erma to the other 545 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2019 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 395 28th
Population Density # 458 16th
Diversity Index # 496 9th
Median Household Income # 232 58th
Per Capita Income # 300 45th

Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.

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