Ranking of New Jersey Counties By Percentage of Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)
Updated on September 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the population of New Jersey (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 9.50%. Among all New Jersey counties, Cumberland County had the highest percentage of its population (aged 25 years and above) with an educational attainment of Less than High School Diploma (19.22%), followed by Passaic County (14.98%), and Essex County (13.34%).
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.
You can also see similar information for other states and for the United States.
You may also be interested in:
Related Topics: New Jersey ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of New Jersey Counties By Percentage of Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Items per page:
25
0 of 0
| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | Cumberland County | 19.22 |
| 2 | Passaic County | 14.98 |
| 3 | Essex County | 13.34 |
| 4 | Hudson County | 13.22 |
| 5 | Union County | 12.73 |
| 6 | Atlantic County | 12.20 |
| 7 | Camden County | 10.82 |
| 8 | Mercer County | 10.44 |
| 9 | Middlesex County | 10.08 |
| 10 | Salem County | 9.52 |
| 11 | Ocean County | 7.17 |
| 12 | Bergen County | 7.10 |
| 13 | Warren County | 6.81 |
| 14 | Gloucester County | 6.33 |
| 15 | Burlington County | 6.04 |
| 16 | Cape May County | 5.95 |
| 17 | Monmouth County | 5.88 |
| 18 | Somerset County | 5.65 |
| 19 | Morris County | 5.45 |
| 20 | Sussex County | 4.64 |
| 21 | Hunterdon County | 4.31 |