| ZIP Codes: | 12 ZIP Codes (7 Standard, 5 PO Box, 0 Unique) [See All] |
| Area Codes: | 609 / 640 / 856 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:10 PM |
| Population: | 66,511 [See All] |
| FIPS: | 34033 |
| CBSA: | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD |
| Land Area: | 364 sq mi |
| Water Area: | 20 sq mi |
| Coordinates: | 39.6019, -75.3615 |
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66,511 residents live across 12 ZIPs covering 364 sq mi, served by 12 distinct USPS-recognized cities.
Population moved from 67,272 to 66,511 from 2014 to 2024 — a -1.1% change. 4 ZIPs gained residents, 7 lost.
The county's wealthiest ZIP 08343 (Monroeville, $141,842 median) and poorest ZIP 08079 (Salem, $54,641) are 17.4 miles apart — a 2.6× income gap across local geography.
Median home values vary 2.4× across this county — from $144,300 in 08038 (Hancocks Bridge) to $344,400 in 08343 (Monroeville).
Density varies 22× across the county — from 87 people/sq mi in 08067 (Pedricktown) to 1,895 in 08038 (Hancocks Bridge).
Educational attainment ranges from 18.2% bachelor's+ in 08069 (Penns Grove) to 39.9% in 08098 (Woodstown) — the breadth of educational profiles across the area.
Within New Jersey, this is the #21 most populous of 21 counties and ranks #18 for median household income .
Weighted by population, the typical household earns about $86,084 across the county — reflecting what a typical resident sees, not a simple ZIP average.
25.8% of adults age 25+ hold a bachelor's degree or higher (12,037 of 46,662 reporting).
7 Standard delivery, 5 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 08069 | Penns Grove | Standard | 13,413 | $71,942 | 23.3 | 3.4% |
| 08070 | Pennsville | Standard | 12,511 | $75,697 | 34.4 | -2.4% |
| 08318 | Elmer | Standard | 11,961 | $92,558 | 83.3 | -1.7% |
| 08079 | Salem | Standard | 10,762 | $54,641 | 111.8 | 1.6% |
| 08098 | Woodstown | Standard | 9,680 | $110,913 | 54.4 | 5.1% |
| 08343 | Monroeville | Standard | 4,729 | $141,842 | 33.1 | -17.8% |
| 08067 | Pedricktown | Standard | 1,711 | $111,912 | 19.7 | -4.4% |
| 08001 | Alloway | PO Box | 854 | $134,583 | 3.7 | -24.1% |
| 08023 | Deepwater | PO Box | 375 | $65,944 | 0.0 | -24.7% |
| 08038 | Hancocks Bridge | PO Box | 351 | $90,179 | 0.2 | 368.0% |
| 08072 | Quinton | PO Box | 164 | $68,203 | 0.2 | -38.3% |
| 08347 | Norma | PO Box | — | — | 0.0 | — |