RANKING · 2024 ACS · 21 SHOWN OF 21

Lowest fertility rate, New Jersey counties

New Jersey counties with the lowest general fertility rate, births per 1,000 women ages 15-50 in the past 12 months (2024 ACS). This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide. The median across all 21 is 50.0.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPBIRTHS PER 1,000 WOMEN (15-50)VS 2010

01Warren County, NJNJ112,95343.1−10%

02Passaic County, NJNJ531,62444.1−11%

03Mercer County, NJNJ399,28944.4−7%

04Hunterdon County, NJNJ131,78145.1+9%

05Sussex County, NJNJ148,06345.7−19%

06Middlesex County, NJNJ883,33546.2−11%

07Burlington County, NJNJ481,43947.8−4%

08Monmouth County, NJNJ651,03548.80%

09Gloucester County, NJNJ312,63849.7+3%

10Hudson County, NJNJ735,03349.8−16%

11Morris County, NJNJ524,25150.0+6%

12Camden County, NJNJ535,79950.4−14%

13Bergen County, NJNJ977,02651.3−12%

14Atlantic County, NJNJ278,65753.0−1%

15Essex County, NJNJ896,37954.0−10%

16Union County, NJNJ601,86354.1−9%

17Somerset County, NJNJ356,48654.5+13%

18Salem County, NJNJ66,28054.7−13%

19Cumberland County, NJNJ157,14856.2−10%

20Cape May County, NJNJ93,39057.3−2%

21Ocean County, NJNJ673,74682.7+25%

SHOWING 1–21 OF 21

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES