Also See: Erma, NJ ZIP Codes & ZIP Code Maps
The Erma CDP(1) had a population of 2,117 as of July 1, 2021. 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 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.
Alternate Unofficial Names for Erma: Swaintown.
|Total Population||2,117 (100%)|
|Population in Households||2,107 (99.5%)|
|Population in Families||1,803 (85.2%)|
|Population in Group Quarters1||10 ( 0.5%)|
|Median Household Income||$93,904|
|Average Household Income||$105,213|
|% of Income for Mortgage4||17%|
|Per Capita Income||$40,561|
|Total HU (Housing Units)||942 (100%)|
|Owner Occupied HU||737 (78.2%)|
|Renter Occupied HU||92 ( 9.8%)|
|Vacant Housing Units||113 (12.0%)|
|Median Home Value||$377,586|
|Average Home Value||$391,689|
|Housing Affordability Index3||129|
|Average Household Size||2.54|
|Average Family Size||3|
GROWTH RATE / YEAR
|Median Household Income||1.67%|
|Per Capita Income||2.24%|
|Owner Occupied HU||-0.14%|
The table below compares Erma to the other 545 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2021 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.
|Total Population||# 396||28th|
|Population Density||# 458||16th|
|Median Household Income||# 236||57th|
|Housing Affordability Index||# 309||57th|
|Per Capita Income||# 330||40th|
|Diversity Index||# 493||10th|
Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.