Ranking of New Jersey Counties By Percentage of Some Other Race Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the New Jersey Some Other Race Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 28.14%. Among all New Jersey counties, Mercer County had the highest percentage of its Some Other Race Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (40.60%), followed by Cumberland County (38.87%), and Atlantic County (36.57%).

The chart below shows the top 10 New Jersey counties, and the table below shows the ranking of all New Jersey counties.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of New Jersey Counties By Percentage of Some Other Race Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Mercer County
Cumberland County
Atlantic County
Camden County
Essex County
Union County
Hunterdon County
Monmouth County
Gloucester County
Ocean County
Ranking of New Jersey Counties By Percentage of Some Other Race Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank County Percentage of Population (Aged 25yrs+) (%)
1 Mercer County 40.60
2 Cumberland County 38.87
3 Atlantic County 36.57
4 Camden County 36.00
5 Essex County 32.22
6 Union County 30.76
7 Hunterdon County 30.40
8 Monmouth County 29.42
9 Gloucester County 28.06
10 Ocean County 27.66
11 Middlesex County 27.55
12 Passaic County 26.01
13 Somerset County 25.09
14 Hudson County 23.02
15 Cape May County 22.72
16 Morris County 22.52
17 Bergen County 20.97
18 Salem County 19.01
19 Warren County 18.99
20 Burlington County 14.90
21 Sussex County 9.05