County · New Jersey · United States
Somerset County ZIP codes
26 ZIP codes · 26 cities · FIPS 34035
Key facts
- State
- New Jersey (NJ)
- FIPS code
- 34035
- Population
- 346,203
- Median household income
- $135,960
- Median age
- 41.9
- Land area
- 301.9 sq mi (781.8 km²)
- Population density
- 1,147 / sq mi
- Area codes
- 609, 640, 732, 848, 908, 973
Cities and ZIP codes in Somerset County (26)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.