On March 17, 2020, Governor Larry Hogan announced that the primary election would be postponed from April 28 to June 2 due to coronavirus concerns.

[3] U.S. senators Dutch Ruppersberger Democratic Dutch Ruppersberger Democratic The 2nd district encompasses the suburbs of Baltimore, including Brooklyn Park, Towson, Nottingham, and Dundalk, and also includes a small part of eastern Baltimore.

[3] Local officials Organizations Organizations Steny Hoyer Democratic Steny Hoyer Democratic The 5th district is based in southern Maryland, and encompasses Charles, St. Mary's, Calvert counties and a small portion of southern Anne Arundel County, as well as the Washington, D.C. suburbs of College Park, Bowie, and Upper Marlboro.

The incumbent was Democrat Steny Hoyer, the current House Majority Leader, who was reelected with 70.3% of the vote in 2018.

It also extends south into the Washington, D.C. suburbs in Montgomery County, including Potomac and Germantown.