Sea Isle City, NJ 08243 ZIP Code Profile

Related Place Profiles:
Sea Isle City, NJ | Townsends Inlet, NJ

ZIP Code 08243: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Sea Isle City, NJ 08243

Acceptable Alternative
Townsend Inlt, NJ 08243
Townsends Inlet, NJ 08243

  • ZIP Code Type: STANDARD
  • County: Cape May County
  • Centroid: Latitude 39.152, Longitude -74.694
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 248
  • PO Box Addresses: 120
  • Residential Addresses: 2,217
    • Multi-Family Addresses: 84
    • Single Family Addresses: 2,133

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

Jump to... (On This Page!)
  1. 08243 2018 Demographic Data
  2. Growth Rates for 08243 (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 - 2018 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, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Sea Isle City, NJ 08243 Data & Demographics (As of July 1, 2018)


Total Population 2,114
Population in Households 2,114
Population in Familes 1,647
Population in Group Qrtrs 0
Population Density2 651
Diversity Index3 10


Median Household Income $68,371
Average Household Income $109,037
Per Capita Income $53,590


Total Housing Units 7,295 (100%)
Owner Occupied HU 844 (11.6%)
Renter Occupied HU 195 ( 2.7%)
Vacant Housing Units 6,256 (85.8%)
Median Home Value $802,669
Average Home Value $781,842


Total Households 1,039
Average Household Size 2.03
Family Households 642
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. 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.


2010-2018 2018-2023
Population 0.0% -0.34%
Households -0.02% -0.35%
Families -0.08% -0.38%
Median Household Income   3.93%
Per Capita Income   3.9%

Sea Isle City, NJ 08243 - Peer Comparisons by Rank and Percentile

The table below compares 08243 to the other 583 ZIP Codes in New Jersey by rank and percentile using July 1, 2018 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 # 505 14th
Population Density # 424 27th
Diversity Index # 571 2nd
Median Household Income # 413 29th
Per Capita Income # 163 72nd

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

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