Largest by population in New Jersey
New Jersey counties and cities ranked by population.
This page ranks the counties and cities of New Jersey by population — which have the most people, according to the US Census Bureau's American Community Survey 5-year estimates.
Among counties, Bergen County leads at 954,717.
Among cities & places, Newark leads at 307,188.
Counties
| # | Name | Population | |
|---|---|---|---|
| 1 | Bergen County | 954,717 | |
| 2 | Middlesex County | 861,535 | |
| 3 | Essex County | 854,130 | |
| 4 | Hudson County | 710,478 | |
| 5 | Ocean County | 646,434 | |
| 6 | Monmouth County | 643,615 | |
| 7 | Union County | 572,549 | |
| 8 | Camden County | 524,042 | |
| 9 | Passaic County | 518,289 | |
| 10 | Morris County | 510,375 | |
| 11 | Burlington County | 464,226 | |
| 12 | Mercer County | 383,286 | |
| 13 | Somerset County | 346,203 | |
| 14 | Gloucester County | 304,504 | |
| 15 | Atlantic County | 274,704 | |
| 16 | Cumberland County | 152,915 | |
| 17 | Sussex County | 145,117 | |
| 18 | Hunterdon County | 129,448 | |
| 19 | Warren County | 110,238 | |
| 20 | Cape May County | 95,236 | |
| 21 | Salem County | 64,973 |
Cities & places
Top 100.Nationwide
1Other rankings in New Jersey
20- Most densely populated in New Jersey
- Highest median household income in New Jersey
- Highest median home value in New Jersey
- Most affordable home values in New Jersey
- Highest median gross rent in New Jersey
- Cheapest median gross rent in New Jersey
- Oldest by median age in New Jersey
- Youngest by median age in New Jersey
- Most college-educated in New Jersey
- Highest poverty rate in New Jersey
- Lowest poverty rate in New Jersey
- Highest homeownership rate in New Jersey
- Lowest homeownership rate in New Jersey
- Longest commutes in New Jersey
- Shortest commutes in New Jersey
- Largest households in New Jersey
- Newest housing in New Jersey
- Oldest housing in New Jersey
- Fastest-growing (2019–2023) in New Jersey
- Fastest-shrinking (2019–2023) in New Jersey