Ranking of New Jersey Counties By Percentage of Non-Hispanic White 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 Non-Hispanic White Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 5.05%. Among all New Jersey counties, Cumberland County had the highest percentage of its Non-Hispanic White Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (10.65%), followed by Salem County (8.00%), and Hudson County (6.60%).

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 Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Cumberland County
Salem County
Hudson County
Essex County
Union County
Passaic County
Camden County
Middlesex County
Atlantic County
Warren County
Ranking of New Jersey Counties By Percentage of Non-Hispanic White 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 Cumberland County 10.65
2 Salem County 8.00
3 Hudson County 6.60
4 Essex County 6.48
5 Union County 6.30
6 Passaic County 6.12
7 Camden County 5.82
8 Middlesex County 5.79
9 Atlantic County 5.72
10 Warren County 5.70
11 Ocean County 5.64
12 Gloucester County 5.00
13 Burlington County 4.85
14 Bergen County 4.83
15 Cape May County 4.70
16 Sussex County 4.19
17 Mercer County 3.60
18 Monmouth County 3.55
19 Hunterdon County 3.10
20 Morris County 2.93
21 Somerset County 2.81