PlainZIP

Sea Isle City, NJ

Single-footprint Census roll-up for Sea Isle City, NJ: 1 USPS ZIP, population 2,114. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet SEA-ISLE-CITY-NJ · Sea Isle City, NJ 1 ZIPs · 2,114 pop · #3272/25278 · Cape May County

INC-HIGH · RANK-TOP · PHOTO-FINISH · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-TOP

  • INC-HIGH $108,359
  • RANK-TOP #3272/25278
  • PHOTO-FINISH ≈ Marmora
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 93% owners
  • POP-VILLAGE 2,114
  • SPREAD-UNK Single-ZIP book
  • HOME-TOP $1,087,300

Nearest income peer: Marmora, NJ ( $1,228 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around Sea Isle City

Lowest/highest poles plus county-sharing cities nearest Sea Isle City on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, Sea Isle City, NJ sits among US cities with an upper-quartile household income, on a village-scale population base, across a single-ZIP footprint.

Top 13%
household income vs 25,278 US cities
2,114
city population (Census)
1
USPS ZIP codes covered
$108,359
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $108,359 and home value $1,087,300 should be read as near-neighborhood numbers ; bachelor's attainment averages 48.7%.

Owner-occupancy here runs high (92.7%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within New Jersey, Collingswood is the closest lower-income city and Layton the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Sea Isle City.

Population concentration

Sea Isle City reads through its lone ZIP, 08243

2,114 ACS residents, one ZIP: 08243 is not the leading code inside Sea Isle City, it is the only one on file. Treat the ZIP page as the primary source for anything below the city-wide total.

Census ZBP business roll-up

Dense ZBP book packed into Sea Isle City's one ZIP

Citywide ZBP: 158 establishments, 660 employees , annual payroll $44,879k (~75 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 08243 (158 units) ; leading NAICS Accommodation and food services (54) · also Retail trade · Real estate and rental and leasing .

View your shortlist →

ZIP Codes in Sea Isle City, NJ

These ZIP codes sit in Cape May County, which covers 15 ZIP codes in all; 1 of them fall in Sea Isle City. See the Cape May County roll-up →

Sea Isle City sits in the upper half of Cape May County on income: Cape May, Cape May Court House and Wildwood report less, while Ocean View, Avalon and Stone Harbor report more. Stone Harbor marks the far end of that range at $167,917, 55% above Sea Isle City.

ZIP Code Population Median income Establishments Density
08243 2,114 $108,359 158 370
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Sea Isle City roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving Sea Isle City, .