Maryland Counties by Population

Below are the 24 Maryland counties sorted by population from largest to smallest. The population data are from the 2021 American Community Survey. You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!

Rank County Population
1 Montgomery County 1,057,201
2 Prince George's County 957,767
3 Baltimore County 850,702
4 Baltimore city/county 592,211
5 Anne Arundel County 584,064
6 Howard County 329,248
7 Frederick County 267,498
8 Harford County 259,162
9 Carroll County 172,148
10 Charles County 165,209
11 Washington County 153,956
12 St. Mary's County 113,209
13 Cecil County 103,370
14 Wicomico County 103,223
15 Calvert County 92,515
16 Allegany County 68,684
17 Worcester County 52,322
18 Queen Anne's County 49,702
19 Talbot County 37,510
20 Caroline County 33,234
21 Dorchester County 32,486
22 Garrett County 28,955
23 Somerset County 24,834
24 Kent County 19,335

United States Census Bureau. B01001 SEX BY AGE, 2021 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 8 December 2022. http://www.census.gov/.

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