Maryland Citizen Voting-age Population By County in 2011 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2011, the citizen voting-age population for Maryland was 3,999,825 and represented 69.72% of the total Maryland population.

Among all Maryland counties, Baltimore had the highest citizen voting-age population (585.83K), followed by Montgomery (585.80K), and Prince George's (552.26K).

In terms of percentages, Allegany had the highest percentage of its population being citizens of voting-age (80.92%), followed by Somerset (80.53%), and Kent (80.20%).

The chart and table below shows the citizen voting-age population of each county and the percentage of each county's population that were citizens of voting-age.

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

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Maryland Citizen Voting-age Population By County in 2011
Maryland Citizen Voting-age Population By County in 2011
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County Citizen Voting-age Population % of County Population
Baltimore 585830 73.00
Montgomery 585800 61.04
Prince George's 552255 64.33
Baltimore city 458895 73.99
Anne Arundel 389530 73.17
Howard 189875 66.94
Harford 179100 73.42
Frederick 161720 69.79
Carroll 123295 73.71
Washington 110575 75.16
Charles 103680 71.25
St. Mary's 74875 72.13
Cecil 73800 73.28
Wicomico 71985 73.56
Calvert 63830 72.26
Allegany 60520 80.92
Worcester 40715 79.36
Queen Anne's 35170 74.09
Talbot 29140 77.55
Dorchester 24855 76.52
Caroline 23600 71.61
Garrett 23355 77.51
Somerset 21305 80.53
Kent 16120 80.20