Sea Isle City, New Jersey
City in Cape May County, New Jersey
| Census | Population |
|---|---|
| 2000 | 2,835 |
| 2010 | 2,114 |
| 2020 | 2,104 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, place level, state 34, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 34, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 34, retrieved November 14, 2026.
| Measure | Sea Isle City | Cape May County | New Jersey |
|---|---|---|---|
| Population | 2,079 | 95,236 | 9,267,014 |
| Median household income | $98,860 | $88,046 | $101,050 |
| Median age | 65.2 | 51.4 | 40.1 |
| Median home value | $1,019,500 | $395,000 | $427,600 |
| Bachelor’s degree or higher | 47.5% | 37.4% | 42.9% |
| Foreign-born residents | 1.8% | 4.8% | 23.5% |
| Owner-occupied homes | 93.8% | 79.3% | 63.7% |
| Mean commute to work | 30.4 minutes | 22.7 minutes | 30.9 minutes |
Source: American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.
Median household income $98,860 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 34, retrieved November 14, 2026.
- Owner occupied
- 1,055 units
- Renter occupied
- 70 units
- Vacancy rate
- 83.3%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.
Community
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Nearby towns
- South SeavilleCensus designated place
- StrathmereCensus designated place
- SeavilleCensus designated place
- Ocean ViewCensus designated place
- AvalonBorough
- South DennisCensus designated place
- PalermoCensus designated place
- Dennis TownshipTownship
- DennisvilleCensus designated place
- Upper TownshipTownship
Other towns in Cape May County
- AvalonBorough
- Beesleys PointCensus designated place
- BelleplainCensus designated place
- BurleighCensus designated place
- Cape MayCity
- Cape May Court HouseCensus designated place
- Cape May PointBorough
- Dennis TownshipTownship
- DennisvilleCensus designated place
- Diamond BeachCensus designated place
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- Type
- City
- County
- Cape May County
- Land area
- 2.20 sq mi
- Water area
- 0.55 sq mi
- Population
- 2,122 (2024 estimate)
- Households
- 1,125
- Median age
- 65.2
- Median household income
- $98,860
- Median home value
- $1,019,500
- Median gross rent
- Not available yet
- Owner-occupied homes
- 93.8%
- Bachelor’s degree or higher
- 47.5%
- Foreign-born residents
- 1.8%
- Mean commute to work
- 30.4 minutes
- Census GEOID
- 3466390
Sources: Census Gazetteer 2025: places, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 34, retrieved November 14, 2026; American Community Survey 5-year data profile 2019–2023, place level, state 34, retrieved November 14, 2026.
- ZIP codes
- 08243
- Metro area
- Atlantic City-Hammonton, NJ
Sources: Census 2020 ZCTA relationship file: ZCTAs to places, retrieved November 14, 2026; Census Gazetteer 2025: metropolitan and micropolitan areas, retrieved November 14, 2026.