| ZIP Codes: | 23 ZIP Codes (16 Standard, 3 PO Box, 4 Unique) [See All] |
| Area Codes: | 201 / 551 / 732 / 862 / 908 / 973 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:10 PM |
| Population: | 718,323 [See All] |
| FIPS: | 34017 |
| CBSA: | New York-Newark-Jersey City, NY-NJ |
| Land Area: | 51 sq mi |
| Water Area: | 16 sq mi |
| Coordinates: | 40.7404, -74.0615 |
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718,323 residents live across 23 ZIPs covering 51 sq mi, served by 10 distinct USPS-recognized cities.
Population moved from 654,878 to 718,323 from 2014 to 2024 — a +9.7% change. 11 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 07311 (Jersey City, $202,679 median) and poorest ZIP 07087 (Union City, $64,310) are 3.2 miles apart — a 3.2× income gap across local geography.
Median home values vary 2.1× across this county — from $431,500 in 07093 (West New York) to $895,100 in 07030 (Hoboken).
Density varies 16× across the county — from 3,167 people/sq mi in 07094 (Secaucus) to 51,630 in 07087 (Union City).
Most of the decade's growth concentrated around Jersey City — top growth ZIPs averaged +141.9% over the past ten years ( 07311 , 07302 and 07029 ).
Educational attainment ranges from 28.3% bachelor's+ in 07087 (Union City) to 94.7% in 07311 (Jersey City) — the breadth of educational profiles across the area.
Within New Jersey, this is the #4 most populous of 21 counties and ranks #13 for median household income with the #2 fastest decade growth .
On the national stage, Hudson County is the #94 most populous US county .
Hosts 4 single-entity Unique ZIPs: 07099Kearny ; 07097Nj International And Bmc ; 07399Jersey City ; and 07395Jersey City .
Weighted by population, the typical household earns about $98,497 across the county — reflecting what a typical resident sees, not a simple ZIP average.
48.9% of adults age 25+ hold a bachelor's degree or higher (254,823 of 521,013 reporting). The most-educated ZIPs cluster around Jersey City.
16 Standard delivery, 3 PO Box only, 4 single-entity Unique ZIPs serve this county.
6 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.
4 ZIP codes in this county serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.
Median household income spans 3.2× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 07305 | Jersey City | Standard | 72,161 | $76,527 | 5.7 | 15.1% |
| 07002 | Bayonne | Standard | 71,553 | $83,887 | 5.8 | 10.5% |
| 07087 | Union City | Standard | 66,463 | $64,310 | 1.3 | -2.7% |
| 07093 | West New York | Standard | 63,758 | $73,174 | 1.5 | 1.4% |
| 07047 | North Bergen | Standard | 61,250 | $78,911 | 5.7 | -1.4% |
| 07030 | Hoboken | Standard | 58,668 | $180,579 | 1.3 | 12.9% |
| 07302 | Jersey City | Standard | 56,220 | $175,077 | 1.5 | 44.9% |
| 07306 | Jersey City | Standard | 54,017 | $74,953 | 3.0 | -2.5% |
| 07304 | Jersey City | Standard | 51,306 | $70,986 | 2.2 | 22.7% |
| 07307 | Jersey City | Standard | 42,645 | $83,297 | 2.0 | -2.9% |
| 07032 | Kearny | Standard | 40,614 | $79,154 | 10.6 | -2.2% |
| 07029 | Harrison | Standard | 22,866 | $88,333 | 1.4 | 34.6% |
| 07094 | Secaucus | Standard | 21,778 | $139,821 | 6.9 | 23.6% |
| 07086 | Weehawken | Standard | 17,295 | $127,763 | 1.2 | 31.9% |
| 07310 | Jersey City | Standard | 16,015 | $183,464 | 0.6 | 27.9% |
| 07311 | Jersey City | Standard | 1,714 | $202,679 | 0.1 | 346.4% |
| 07308 | Jersey City | PO Box | — | — | 0.0 | — |
| 07399 | Jersey City | Unique | — | — | 0.0 | — |
| 07303 | Jersey City | PO Box | — | — | 0.0 | — |
| 07395 | Jersey City | Unique | — | — | 0.0 | — |
| 07096 | Secaucus | PO Box | — | — | 0.0 | — |
| 07097 | Jersey City | Unique | — | — | 0.1 | — |
| 07099 | Kearny | Unique | — | — | 0.2 | — |