Maryland Population By County in 2013

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2013, the population of Maryland was 5,925,197. Among all Maryland counties, Montgomery[object Promise] had the highest population (1,015,534), followed by Prince George's[object Promise] (891,020), and Baltimore[object Promise] (822,426). Kent[object Promise] was the least populated county (19,833).

Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and by state for the United States.

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Maryland Population By County in 2013
Maryland Population By County in 2013
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County Population % of State Population
Allegany 73602 1.24
Anne Arundel 555638 9.38
Baltimore 822426 13.88
Calvert 90486 1.53
Caroline 32651 0.55
Carroll 167264 2.82
Cecil 101940 1.72
Charles 152710 2.58
Dorchester 32563 0.55
Frederick 241215 4.07
Garrett 29981 0.51
Harford 248961 4.20
Howard 303590 5.12
Kent 19833 0.34
Montgomery 1015534 17.14
Prince George's 891020 15.04
Queen Anne's 48535 0.82
St. Mary's 109284 1.84
Somerset 25968 0.44
Talbot 37909 0.64
Washington 149055 2.52
Wicomico 100890 1.70
Worcester 51551 0.87
Baltimore city 622591 10.51