Ranking of Maryland Counties By Percentage of Two Or More Races 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 Maryland Two Or More Races population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 10.38%. Among all Maryland counties, Somerset County had the highest percentage of its Two Or More Races population (aged 25 years and above) with an educational attainment of Less than High School Diploma (25.14%), followed by Caroline County (16.61%), and Talbot County (16.11%).

The chart below shows the top 10 Maryland counties, and the table below shows the ranking of all Maryland 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 Maryland Counties By Percentage of Two Or More Races Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Somerset County
Caroline County
Talbot County
Worcester County
Prince George's County
Baltimore city
Frederick County
Montgomery County
Wicomico County
Carroll County
Ranking of Maryland Counties By Percentage of Two Or More Races 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 Somerset County 25.14
2 Caroline County 16.61
3 Talbot County 16.11
4 Worcester County 15.31
5 Prince George's County 13.49
6 Baltimore city 12.92
7 Frederick County 12.78
8 Montgomery County 11.72
9 Wicomico County 11.00
10 Carroll County 10.99
11 Dorchester County 10.06
12 Baltimore County 9.94
13 Washington County 9.93
14 Howard County 9.50
15 Allegany County 6.56
15 Charles County 6.56
16 Queen Anne's County 6.42
17 Garrett County 6.38
18 Anne Arundel County 5.57
19 Harford County 4.84
20 Cecil County 3.45
21 Kent County 3.27
22 Calvert County 2.41
23 St. Mary's County 2.20