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2019 Tree City USA
Communities in Maryland

Updated June, 2020. Next update, June 2021.
City Years Population
Aberdeen Proving Ground 15 702
Annapolis 28 39,174
Baltimore 36 602,495
Baltimore County 16 847,000
Bel Air 28 10,681
Berwyn Heights 25 3,000
Boonsboro 5 3,553
Bowie 28 58,859
Centreville 6 4,285
Chestertown 39 5,250
Cheverly 24 6,173
Chevy Chase Village 17 2,000
City of Salisbury 1 35,000
College Park 31 32,303
Cumberland 23 20,859
Easton 4 16,823
Edmonston 6 1,473
Fort Detrick 18 9,500
Frederick 40 72,146
Friendsville 13 491
Frostburg 6 9,002
Gaithersburg 31 70,010
Galena 31 610
Greenbelt 20 23,608
Hagerstown 35 40,210
Hampstead 15 6,334
Harford County 17 257,460
Havre De Grace 18 13,500
Howard County 30 319,374
Hyattsville 29 18,600
Joint Base Andrews 20 14,000
Laurel 27 25,853
Loch Lynn Heights 13 522
Montgomery County 25 1,100,000
Montgomery Village 32 33,000
NAS Patuxent River 31 1,040
New Carrollton 13 13,000
Oakland 18 1,930
Ocean City 32 6,927
Prince Georges County 36 908,801
Rockville 31 65,000
Somerset County 37 25,918
Takoma Park 33 17,768
Town of Emmitsburg 2 3,090
Town of Middletown 1 4,500
Town of Somerset 1 1,600
Town of Thurmont 4 6,500
University Park 16 2,656
Village of Martin's Additions 12 1,000
Westminster 30 18,703