RANKING · 2020 CENSUS · 21 SHOWN OF 21

Highest Black population share, New Jersey counties · 2020

New Jersey counties ranked by the share of all residents who are Black or African American (2020 American Community Survey). A concentration measure: Black residents as a percentage of total population. This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide. The median across all 21 is 9.8%.

New JerseyAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBLACKVS 2000

01Essex County, NJNJ896,37937.5%−2.8 pts

02Union County, NJNJ601,86319.5%−0.6 pts

03Mercer County, NJNJ399,28918.7%−0.7 pts

04Camden County, NJNJ535,79918.2%+0.9 pts

05Cumberland County, NJNJ157,14817.1%−2.1 pts

06Burlington County, NJNJ481,43916.2%+1.4 pts

07Atlantic County, NJNJ278,65714.2%−2.7 pts

08Salem County, NJNJ66,28014.0%−0.4 pts

09Gloucester County, NJNJ312,63810.4%+1.6 pts

10Passaic County, NJNJ531,6249.9%−2.5 pts

11Hudson County, NJNJ735,0339.8%−2.3 pts

12Middlesex County, NJNJ883,3359.1%+0.5 pts

13Somerset County, NJNJ356,4868.8%+1.6 pts

14Monmouth County, NJNJ651,0356.1%−1.7 pts

15Bergen County, NJNJ977,0265.2%+0.2 pts

16Warren County, NJNJ112,9535.1%+3.3 pts

17Cape May County, NJNJ93,3903.5%−1.4 pts

18Morris County, NJNJ524,2513.1%+0.4 pts

19Ocean County, NJNJ673,7462.8%−0.1 pts

20Hunterdon County, NJNJ131,7812.3%+0.2 pts

21Sussex County, NJNJ148,0632.0%+1.0 pts

SHOWING 1–21 OF 21

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS