Maryland

Maryland has 24 Counties.

Maryland State Map


Maryland Data Sets
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    • Maryland Association of Counties
    169 Conduit Street
    Annapolis, MD 21401-2512
    Phone: (410) 269-0043
    Fax: (410)268-1775
    http://www.mdcounties.org

    County NACo
    Member    		 2010
    Population    		 Square
    Miles    		 County Seat Board
    Size    		 Founded
    Allegany 75,087 424 Cumberland   3  1789 
    Anne Arundel   537,656 415 Annapolis   7  1650 
    Baltimore 805,029 598 Towson   7  1659 
    Baltimore City 620,961 81 Baltimore  15  1851 
    Calvert 88,737 213 Prince Frederick   5  1650 
    Caroline 33,066 319 Denton   3  1773 
    Carroll 167,134 448 Westminster   5  1836 
    Cecil 101,108 346 Elkton   5  1674 
    Charles 146,551 458 La Plata   5  1658 
    Dorchester 32,618 541 Cambridge   5  1668 
    Frederick 233,385 660 Frederick   5  1748 
    Garrett 30,097 647 Oakland   3  1872 
    Harford 244,826 437 Bel Air   7  1773 
    Howard 287,085 251 Ellicott City   5  1851 
    Kent 20,197 277 Chestertown   3  1642 
    Montgomery 971,777 491 Rockville   9  1776 
    Prince George's 863,420 483 Upper Marlboro   9  1695 
    Queen Anne's   47,798 372 Centreville   5  1706 
    Somerset 26,470 320 Princess Anne   5  1666 
    St. Mary's 105,151 357 Leonardtown   5  1637 
    Talbot 37,782 269 Easton   5  1662 
    Washington 147,430 458 Hagerstown  5  1776 
    Wicomico 98,733 374 Salisbury   7  1867 
    Worcester 51,454 468 Snow Hill   7  1742