Jews have settled in Maryland since the 17th century. As of 2018, Maryland's population was 3.9% Jewish at 201,600 people. The largest Jewish populations in Maryland are in Montgomery County, particularly Kemp Mill and Potomac, and the Baltimore metropolitan area, particularly Pikesville and northwest Baltimore.[1] As of 2010, Baltimore and Baltimore County was home to a Jewish community of around 100,000 people.[2] The Maryland suburbs of Washington, D.C. (Montgomery County and Prince George's County) have a Jewish population of around 116,700 as of 2017, with the majority residing in lower Montgomery County.[3] The Rockville/Potomac area is the center of Montgomery County's Jewish population, while sizable communities also exist in the Bethesda/Chevy Chase area and in Silver Spring's Kemp Mill neighborhood.[4][5][6] Smaller Jewish communities exist in Gaithersburg, Germantown, White Oak, Olney, and Takoma Park.[7][8] Columbia, Frederick, Annapolis, Cumberland, and Easton are also home to smaller but significant Jewish populations.[9][10][11]