Maryland Counties by Population

The most populated counties in Maryland are Montgomery County with 1,058,474, Prince George's County at 947,430, Baltimore County with 844,703, Anne Arundel County at 594,582, and Baltimore city/county with 565,239. You can get the most current Census population data for all 24 Maryland counties, sorted from the most populous counties in Maryland to the least, according to the 2023 Population Estimates Program.

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