Ranking of Maryland Counties By Total Population from Census 2020
Updated on February 7, 2023.
According to the data from the US 2020 Census, the most populated Maryland county as at April 2020 was Montgomery County (1.06M), followed by Prince George's County (967.20K), and Baltimore County (854.54K).
The chart below shows the top 10 most populated counties, and the table below shows the ranking of all the counties in the state of Maryland.
You can also see the ranking of counties by population for other states as well as for the whole United States.
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Related Topics: Maryland Census 2020 Topic List.
Data Source: US Census Bureau, 2020 Census.
Ranking of Maryland Counties By Total Population from Census 2020
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| Rank | County | Population |
|---|---|---|
| 1 | Montgomery County | 1062061 |
| 2 | Prince George's County | 967201 |
| 3 | Baltimore County | 854535 |
| 4 | Anne Arundel County | 588261 |
| 5 | Baltimore city | 585708 |
| 6 | Howard County | 332317 |
| 7 | Frederick County | 271717 |
| 8 | Harford County | 260924 |
| 9 | Carroll County | 172891 |
| 10 | Charles County | 166617 |
| 11 | Washington County | 154705 |
| 12 | St. Mary's County | 113777 |
| 13 | Cecil County | 103725 |
| 14 | Wicomico County | 103588 |
| 15 | Calvert County | 92783 |
| 16 | Allegany County | 68106 |
| 17 | Worcester County | 52460 |
| 18 | Queen Anne's County | 49874 |
| 19 | Talbot County | 37526 |
| 20 | Caroline County | 33293 |
| 21 | Dorchester County | 32531 |
| 22 | Garrett County | 28806 |
| 23 | Somerset County | 24620 |
| 24 | Kent County | 19198 |