Ranking of Maryland Counties By Percentage of Population that are Non-Hispanic White in 2010

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2010, among all Maryland counties, Garrett County had the highest percentage of its population who identified their ethnicity as Non-Hispanic White (97.32%), followed by Carroll County (91.24%), and Allegany County (88.26%).

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

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of Maryland Counties By Percentage of Pop. that are Non-Hispanic White in 2010
Garrett
Carroll
Allegany
Queen Anne's
Cecil
Washington
Worcester
Calvert
Harford
Talbot
Ranking of Maryland Counties By Percentage of Pop. that are Non-Hispanic White in 2010
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Rank County % of County Population
1 Garrett County 97.32
2 Carroll County 91.24
3 Allegany County 88.26
4 Queen Anne's County 87.42
5 Cecil County 87.38
6 Washington County 83.17
7 Worcester County 80.48
8 Calvert County 79.73
9 Harford County 79.24
10 Talbot County 79.04
11 Caroline County 78.28
12 Kent County 78.21
13 Frederick County 77.87
14 St. Mary's County 76.51
15 Anne Arundel County 72.44
16 Wicomico County 66.59
17 Dorchester County 66.04
18 Baltimore County 62.61
19 Howard County 59.12
20 Somerset County 52.16
21 Montgomery County 49.3
22 Charles County 48.25
23 Baltimore city 28.08
24 Prince George's County 14.99