ZIP code 08243
Where is ZIP code 08243?
Sea Isle City, New Jersey
Cape May County · Standard ZIP code
ZIP code 08243 belongs to Sea Isle City, New Jersey in Cape May County. 08243 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 609 and 640. About 2,000 people live in the 08243 area, where the median household income is $108,359. The closest ZIP codes are 08246 (South Seaville, 3.6 mi northwest), 08248 (Strathmere, 3.9 mi northeast) and 08230 (Ocean View, 4.3 mi north).
| ZIP code | 08243 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Sea Isle City |
| Also accepted | Townsend Inlt, Townsends Inlet |
| State | New Jersey (NJ) |
| County | Cape May County |
| Time zone | Eastern Time · now |
| Area codes | 609, 640 |
| Coordinates | 39.154, -74.7005 map |
| 3-digit prefix | 082 |
Population and income in 08243
| Population | 2,000 · lower than 85% of New Jersey ZIP codes |
|---|---|
| People per square mile | 907 · lower than 66% of New Jersey ZIP codes |
| Median age | 66.1 years · higher than 99% of New Jersey ZIP codes |
| Men / women | 49% / 51% |
| Median household income | $108,359 · lower than 55% of New Jersey ZIP codes |
| Income per person | $88,974 |
| Below the poverty line | 5.4% |
| Bachelor’s degree or higher | 49% of adults 25+ |
| Median home value | $1,087,300 · higher than 96% of New Jersey ZIP codes |
| Housing units | 6,719 |
| Households | 1,117 (1.78 people on average) |
| Owners / renters | 93% / 7.3% |
| Land area | 2.2 sq mi (plus 1.97 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 08243. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 08243
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 08246 | South Seaville, NJ | 3.6 mi NW | PO Box only |
| 08248 | Strathmere, NJ | 3.9 mi NE | PO Box only |
| 08230 | Ocean View, NJ | 4.3 mi N | Standard |
| 08202 | Avalon, NJ | 4.3 mi S | Standard |
| 08210 | Cape May Court House, NJ | 4.4 mi W | Standard |
| 08214 | Dennisville, NJ | 7.2 mi W | PO Box only |
| 08223 | Marmora, NJ | 7.6 mi N | Standard |
| 08247 | Stone Harbor, NJ | 7.7 mi SW | Standard |
| 08218 | Goshen, NJ | 8.2 mi W | PO Box only |
| 08245 | South Dennis, NJ | 8.8 mi SW | PO Box only |
| 08270 | Woodbine, NJ | 9.6 mi NW | Standard |
| 08250 | Tuckahoe, NJ | 9.8 mi N | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 08243 or measure the distance to another ZIP code.
How to address mail to 08243
123 MAIN ST
SEA ISLE CITY NJ 08243
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts TOWNSEND INLT and TOWNSENDS INLET as the city name for 08243. Adding the 4-digit ZIP+4 code (08243-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 08243?
- 08243 is a Sea Isle City, New Jersey ZIP code. Townsend Inlt and Townsends Inlet are also accepted as the city name.
- What county is 08243 in?
- ZIP code 08243 is in Cape May County, New Jersey.
- What time zone is ZIP code 08243 in?
- 08243 is in the Eastern Time zone (America/New_York).
- What area code is 08243?
- Phone numbers in ZIP code 08243 use area codes 609 and 640.
- What is the population of ZIP code 08243?
- About 2,000 people live in ZIP code 08243, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 08243?
- The median household income in 08243 is $108,359 a year, lower than 55% of New Jersey ZIP codes.
- What ZIP codes are near 08243?
- The nearest ZIP codes to 08243 are 08246 (South Seaville, 3.6 miles), 08248 (Strathmere, 3.9 miles), 08230 (Ocean View, 4.3 miles) and 08202 (Avalon, 4.3 miles).