Zip Code 07857 — Netcong, NJ
07857 is a ZIP Code associated with Netcong, NJ, located within Morris. 07857 ranks #38 out of 50 ZIP codes in Morris County by population (and #465 out of 598 in NJ). The area supports an estimated population of 3,728 residents across Data Pending housing units, with a population density of 1,378.2 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.897330, -74.699980)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 07857 |
| Primary City | Netcong |
| State / Province | NJ |
| County | Morris |
| Total Population | 3,728 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 1,378.2 people/sq mi |
| Timezone | America/New_York |
How 07857 Compares
| Metric | ZIP 07857 | Morris County | NJ State Average |
|---|
| Population | 3,728 | 504,048 (Total) | 9,343,809 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 1,378.2 /sq mi | -- | -- |
| County Pop Rank | #38 of 50 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →