| ZIP Codes: | 28 ZIP Codes (19 Standard, 9 PO Box, 0 Unique) [See All] |
| Area Codes: | 609 / 640 / 908 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:10 PM |
| Population: | 133,199 [See All] |
| FIPS: | 34019 |
| CBSA: | New York-Newark-Jersey City, NY-NJ |
| Land Area: | 448 sq mi |
| Water Area: | 10 sq mi |
| Coordinates: | 40.5807, -74.9034 |
| Quick Link: |
133,199 residents live across 28 ZIPs covering 448 sq mi, served by 28 distinct USPS-recognized cities.
Population moved from 128,883 to 133,199 from 2014 to 2024 — a +3.3% change. 12 ZIPs gained residents, 8 lost.
The county's wealthiest ZIP 08867 (Pittstown, $204,583 median) and poorest ZIP 08825 (Frenchtown, $101,774) are 6.0 miles apart — a 2.0× income gap across local geography.
Median home values vary 2.3× across this county — from $283,400 in 08887 (Three Bridges) to $656,400 in 07830 (Califon).
Density varies 16× across the county — from 121 people/sq mi in 08559 (Stockton) to 1,944 in 08887 (Three Bridges).
Educational attainment ranges from 37.7% bachelor's+ in 08804 (Bloomsbury) to 66.4% in 07830 (Califon) — the breadth of educational profiles across the area.
Within New Jersey, this is the #18 most populous of 21 counties and ranks #5 for median household income .
On the national stage, Hunterdon County is ranks #31 for income .
Weighted by population, the typical household earns about $144,886 across the county — reflecting what a typical resident sees, not a simple ZIP average.
57.2% of adults age 25+ hold a bachelor's degree or higher (55,507 of 97,066 reporting).
19 Standard delivery, 9 PO Box only, 0 single-entity Unique ZIPs serve this county.
8 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 08822 | Flemington | Standard | 32,556 | $137,788 | 63.9 | 5.0% |
| 08889 | Whitehouse Station | Standard | 10,193 | $157,781 | 24.6 | 3.7% |
| 08833 | Lebanon | Standard | 9,184 | $172,454 | 35.9 | 3.3% |
| 08848 | Milford | Standard | 8,134 | $138,614 | 33.4 | -2.7% |
| 08530 | Lambertville | Standard | 8,119 | $120,467 | 28.0 | 10.5% |
| 07830 | Califon | Standard | 7,379 | $180,852 | 27.8 | 10.6% |
| 08801 | Annandale | Standard | 7,267 | $149,839 | 14.4 | -18.6% |
| 08809 | Clinton | Standard | 6,703 | $131,250 | 10.4 | 5.3% |
| 08551 | Ringoes | Standard | 5,873 | $162,617 | 26.1 | 17.0% |
| 08826 | Glen Gardner | Standard | 5,459 | $123,750 | 20.6 | -2.1% |
| 08867 | Pittstown | Standard | 5,204 | $204,583 | 28.8 | -3.6% |
| 08559 | Stockton | Standard | 4,836 | $179,600 | 39.9 | -8.3% |
| 08825 | Frenchtown | Standard | 4,735 | $101,774 | 30.7 | 7.3% |
| 08802 | Asbury | Standard | 4,552 | $135,689 | 24.9 | 17.1% |
| 08827 | Hampton | Standard | 4,346 | $135,625 | 17.7 | 5.8% |
| 08829 | High Bridge | Standard | 3,580 | $112,467 | 2.5 | -3.0% |
| 08804 | Bloomsbury | Standard | 3,465 | $107,333 | 14.0 | 40.7% |
| 08887 | Three Bridges | Standard | 1,380 | $109,333 | 0.7 | 35.0% |
| 07979 | Pottersville | PO Box | 214 | — | 0.1 | -58.7% |
| 08858 | Oldwick | PO Box | 20 | — | 3.4 | -80.4% |
| 08803 | Baptistown | PO Box | — | — | 0.0 | — |
| 08868 | Quakertown | PO Box | — | — | 0.0 | — |
| 08834 | Little York | PO Box | — | — | 0.0 | — |
| 08870 | Readington | PO Box | — | — | 0.0 | — |
| 08557 | Sergeantsville | PO Box | — | — | 0.0 | — |
| 08556 | Rosemont | Standard | — | — | 0.0 | — |
| 08888 | Whitehouse | PO Box | — | — | 0.0 | — |
| 08885 | Stanton | PO Box | — | — | 0.0 | — |