Jersey City is the second-most populous city in the U.S. state of New Jersey, after Newark. It is the county seat of Hudson County, and is the county's most populous city and its largest. As of the 2020 United States census, the city's population was 292,449, an increase of 44,852 from the 2010 census count of 247,597, in turn an increase of 7,542 from the 240,055 enumerated at the 2000 census. The Census Bureau's Population Estimates Program calculated that the city's population was 286,670 in 2022, ranking the city the 74th-most-populous in the country. Constituting part of the New York metropolitan area, Jersey City is bounded on the east by the Hudson River and Upper New York Bay and on the west by the Hackensack River and Newark Bay. A port of entry, with 30.7 miles of waterfront and extensive rail infrastructure and connectivity, the city is an important transportation terminus and distribution and manufacturing center for the Port of New York and New Jersey.

County: Hudson
European settlement: 1630
Incorporated: February 22, 1838
Named for: New Jersey
• Type: Faulkner Act (mayor–council)
• Body: City Council
• Mayor: Steven Fulop (D, term ends December 31, 2025)
• Deputy Mayor: Vacant
• Business Administrator: John J. Metro
• Municipal clerk: Sean J. Gallagher
• Water: 30.24%
Area rank: 134th of 565 in state, 1st of 12 in county
Population (2020): 292,449
• Estimate (2022): 286,670
• Rank: 74th in country (as of 2022), 2nd of 565 in state, 1st of 12 in county
• Density rank: 10th of 565 in state, 7th of 12 in county
Time zone: EST (UTC−05:00)
• Summer (DST): Eastern (EDT) (UTC−04:00)
ZIP Codes: 07097, 07302-07308, 07310-07311
Area code(s): 201/551
FIPS code: 3401736000
GNIS feature ID: 0885264
Official Website: https://www.jerseycitynj.gov/
Wikidata description: city in New Jersey, United States
Wikidata id: Q26339
Wikidata label: Jersey City
Wikidata aliases: Array
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