These are tables of congressional delegations from

Maryland Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...

in the

United States House of Representatives The United States House of Representatives, often referred to as the House of Representatives, the U.S. House, or simply the House, is the Lower house, lower chamber of the United States Congress, with the United States Senate, Senate being ...

and the

United States Senate The United States Senate is the upper chamber of the United States Congress, with the House of Representatives being the lower chamber. Together they compose the national bicameral legislature of the United States. The composition and pow ...

. The current dean of the Maryland delegation is

Representative Representative may refer to: Politics * Representative democracy, type of democracy in which elected officials represent a group of people * House of Representatives, legislative body in various countries or sub-national entities * Legislator, som ...

and

House Majority Leader Party leaders of the United States House of Representatives, also known as floor leaders, are congresspeople who coordinate legislative initiatives and serve as the chief spokespersons for their parties on the House floor. These leaders are ele ...

Steny Hoyer Steny Hamilton Hoyer (born June 14, 1939) is an American politician and attorney serving as the United States House of Representatives, U.S. representative for since 1981 and as House majority leader, House Majority Leader since 2019. A Democrat ...

(MD-5), having served in the House since 1981.

U.S. House of Representatives

Current members

List of members, their terms in office, district boundaries, and the district political ratings according to the

CPVI The Cook Partisan Voting Index, abbreviated Cook PVI, CPVI, or PVI, is a measurement of how strongly a List of United States congressional districts, United States congressional district or U.S. state leans toward the Democratic Party (United Sta ...

. The delegation has 8 members: 7 Democrats and 1

Republican Republican can refer to: Political ideology * An advocate of a republic, a type of government that is not a monarchy or dictatorship, and is usually associated with the rule of law. ** Republicanism, the ideology in support of republics or agains ...

1789–1793: Six seats

1793–1803: Eight seats

Maryland gained two representatives, up to eight.

1803–1833: Nine seats

Maryland gained one representative, up to nine. The fifth district had two representatives: one from

Baltimore City Baltimore ( , locally: or ) is the most populous city in the U.S. state of Maryland, fourth most populous city in the Mid-Atlantic, and the 30th most populous city in the United States with a population of 585,708 in 2020. Baltimore was ...

, and the other from

Baltimore County, Maryland Baltimore County ( , locally: or ) is the third-most populous county in the U.S. state of Maryland and is part of the Baltimore metropolitan area. Baltimore County (which partially surrounds, though does not include, the independent City of ...

1833–1843: Eight seats

Maryland lost one representative, down to eight. The fourth district had two representatives from 1835 to 1843.

1843–1863: Six seats

Maryland lost two representatives, down to six.

1863–1873: Five seats

Maryland lost one representative, down to five.

1873–1953: Six seats

Maryland gained one representative, up to six for the next 80 years.

1953–1963: Seven seats

Maryland gained one representative, up to seven.

1963–present: Eight seats

Maryland gained one representative, up to eight. From 1963 through 1967, the eighth seat was elected at-large statewide. Starting in 1967, however, the state was redistricted and an eighth district was created.

United States Senate

The alternating grey and white boxes indicate the duration of six-year Senate terms.