Fastest-growing (2019–2023) in New Jersey
New Jersey counties and cities ranked by population growth.
This page ranks the counties and cities of New Jersey by population growth — which have the fastest population growth since 2019, according to the US Census Bureau's American Community Survey 5-year estimates.
Among counties, Ocean County leads at +8.4%.
Among cities & places, Byram Center leads at +5074.4%.
Counties
| # | Name | Population change 2019–2023 | |
|---|---|---|---|
| 1 | Ocean County | +8.4% | |
| 2 | Essex County | +7.4% | |
| 3 | Hudson County | +6.0% | |
| 4 | Somerset County | +5.0% | |
| 5 | Gloucester County | +4.6% | |
| 6 | Middlesex County | +4.3% | |
| 7 | Mercer County | +4.2% | |
| 8 | Burlington County | +4.2% | |
| 9 | Warren County | +4.1% | |
| 10 | Hunterdon County | +3.7% | |
| 11 | Monmouth County | +3.5% | |
| 12 | Morris County | +3.4% | |
| 13 | Camden County | +3.4% | |
| 14 | Union County | +3.3% | |
| 15 | Atlantic County | +3.2% | |
| 16 | Salem County | +3.1% | |
| 17 | Passaic County | +2.9% | |
| 18 | Bergen County | +2.6% | |
| 19 | Sussex County | +2.6% | |
| 20 | Cape May County | +2.3% | |
| 21 | Cumberland County | +0.7% |
Cities & places
Top 100.Nationwide
1Other rankings in New Jersey
20- Largest by population in New Jersey
- 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-shrinking (2019–2023) in New Jersey