2006 United States House of Representatives elections in Maryland

The Republican Party, also referred to as the GOP, is one of the two major contemporary political parties in the United States. The GOP was founded in 1854 by anti-slavery activists who opposed the Kansas–Nebraska Act, which allowed for the potential expansion of chattel slavery into the western territories. It has been the main political rival of the Democratic Party since the mid-1850s. Like them, the Republican Party is a big tent of competing and often opposing ideologies. Presently, the Republican Party contains prominent conservative, centrist, populist, and right-libertarian factions.

The Constitution Party, formerly the U.S. Taxpayers' Party until 1999, is a political party in the United States that promotes a religious conservative view of the principles and intents of the United States Constitution. The party platform is based on originalist interpretations of the Constitution and shaped by principles which it believes were set forth in the Declaration of Independence, the Bill of Rights, the Constitution and the Bible.

Maryland's 1st congressional district encompasses the entire Eastern Shore of Maryland, including Salisbury, as well as Harford County and parts of Baltimore County; it is the largest congressional district in the state geographically, covering 11 counties.

Wayne Thomas Gilchrest is an American politician who served as a Republican member of the United States House of Representatives representing Maryland's 1st congressional district. In 2008, Gilchrest was defeated in the Republican primary by State Senator Andy Harris. Following his departure from politics he has worked on environmental education. He is also a member of the ReFormers Caucus of Issue One. In 2019, Gilchrest changed his party affiliation to Democratic.

The Eastern Shore of Maryland is a part of the U.S. state of Maryland that lies mostly on the east side of the Chesapeake Bay. Nine counties are normally included in the region. The Eastern Shore is part of the larger Delmarva Peninsula that Maryland shares with Delaware and Virginia.

The Republican Party, also referred to as the GOP, is one of the two major contemporary political parties in the United States. The GOP was founded in 1854 by anti-slavery activists who opposed the Kansas–Nebraska Act, which allowed for the potential expansion of chattel slavery into the western territories. It has been the main political rival of the Democratic Party since the mid-1850s. Like them, the Republican Party is a big tent of competing and often opposing ideologies. Presently, the Republican Party contains prominent conservative, centrist, populist, and right-libertarian factions.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

Maryland's 2nd congressional district elects a representative to the United States House of Representatives every two years. The district comprises parts of Carroll and Baltimore counties, as well as small portions of the City of Baltimore. The seat has been represented by Dutch Ruppersberger of the Democratic Party since 2003.

Charles Albert "Dutch" Ruppersberger III is an American lawyer and politician serving as the U.S. representative for Maryland's 2nd congressional district since 2003. A member of the Democratic Party, he served as an assistant state attorney of Maryland from 1972 to 1980, a Baltimore County councilman from 1985 to 1994, and Baltimore County Executive from 1994 until 2002. He was the ranking member of the United States House Permanent Select Committee on Intelligence from 2011 to 2015.

The Baltimore–Columbia–Towson Metropolitan Statistical Area, also known as Central Maryland, is a Metropolitan Statistical Area (MSA) in Maryland as defined by the United States Office of Management and Budget (OMB). As of the 2010 Census, the combined population of the seven counties is 2,710,489. The MSA has the fourth-highest median household income in the United States, at $66,970 in 2012.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

The Republican Party, also referred to as the GOP, is one of the two major contemporary political parties in the United States. The GOP was founded in 1854 by anti-slavery activists who opposed the Kansas–Nebraska Act, which allowed for the potential expansion of chattel slavery into the western territories. It has been the main political rival of the Democratic Party since the mid-1850s. Like them, the Republican Party is a big tent of competing and often opposing ideologies. Presently, the Republican Party contains prominent conservative, centrist, populist, and right-libertarian factions.

Maryland's 3rd congressional district comprises all of Howard county as well as parts of Anne Arundel and Carroll counties. The seat is currently represented by John Sarbanes, a Democrat.

Benjamin Louis Cardin is an American lawyer and politician serving as the senior United States senator from Maryland, a seat he has held since 2007. A member of the Democratic Party, he previously was the U.S. representative for Maryland's 3rd congressional district from 1987 to 2007. Cardin served as a member of the Maryland House of Delegates from 1967 to 1987 and as Speaker of the Maryland House of Delegates from 1979 to 1987, the youngest person to hold the position in history. In his half-century career as an elected official, he has never lost an election.

John Peter Spyros Sarbanes is an American lawyer and politician serving as the U.S. representative for Maryland's 3rd congressional district since 2007. He is a member of the Democratic Party. The district includes Annapolis, the entirety of Howard County, and parts of Anne Arundel and Carroll counties.

Paul Spyros Sarbanes was an American politician and attorney. A member of the Democratic Party from Maryland, he served as a member of the United States House of Representatives from 1971 to 1977 and as a United States Senator from 1977 to 2007. Sarbanes was the longest-serving senator in Maryland history until he was surpassed by Barbara Mikulski by a single day when her term ended on January 3, 2017. He was the first Greek American senator.

Annapolis is the capital city of the U.S. state of Maryland and the county seat of, and only incorporated city in, Anne Arundel County. Situated on the Chesapeake Bay at the mouth of the Severn River, 25 miles (40 km) south of Baltimore and about 30 miles (50 km) east of Washington, D.C., Annapolis forms part of the Baltimore–Washington metropolitan area. The 2020 census recorded its population as 40,812, an increase of 6.3% since 2010.

The Baltimore–Columbia–Towson Metropolitan Statistical Area, also known as Central Maryland, is a Metropolitan Statistical Area (MSA) in Maryland as defined by the United States Office of Management and Budget (OMB). As of the 2010 Census, the combined population of the seven counties is 2,710,489. The MSA has the fourth-highest median household income in the United States, at $66,970 in 2012.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

The Republican Party, also referred to as the GOP, is one of the two major contemporary political parties in the United States. The GOP was founded in 1854 by anti-slavery activists who opposed the Kansas–Nebraska Act, which allowed for the potential expansion of chattel slavery into the western territories. It has been the main political rival of the Democratic Party since the mid-1850s. Like them, the Republican Party is a big tent of competing and often opposing ideologies. Presently, the Republican Party contains prominent conservative, centrist, populist, and right-libertarian factions.

The Libertarian Party (LP) is a political party in the United States that promotes civil liberties, non-interventionism, laissez-faire capitalism, and limiting the size and scope of government. The party was conceived in August 1971 at meetings in the home of David F. Nolan in Westminster, Colorado, and was officially formed on December 11, 1971, in Colorado Springs, Colorado. The organizers of the party drew inspiration from the works and ideas of the prominent Austrian school economist, Murray Rothbard. The founding of the party was prompted in part due to concerns about the Nixon administration, the Vietnam War, conscription, and the introduction of fiat money.

Maryland's 4th congressional district comprises portions of Prince George's County and Montgomery County. The seat is represented by Democrat Glenn Ivey.

Prince George's County is a county located in the U.S. state of Maryland bordering the eastern portion of Washington, D.C. As of the 2020 U.S. census, the population was 967,201, making it the second-most populous county in Maryland, behind Montgomery County. The 2020 census counted an increase of nearly 104,000 in the previous ten years. Its county seat is Upper Marlboro. It is the largest and the second most affluent African American-majority county in the United States, with five of its communities identified in a 2015 top ten list.

Montgomery County is the most populous county in the state of Maryland. As of the 2020 census, the county's population was 1,062,061, increasing by 9.3% from 2010. The county seat and largest municipality is Rockville, although the census-designated place of Germantown is the most populous place within the county. Montgomery County, which adjoins Washington, D.C., is part of the Washington–Arlington–Alexandria, DC–VA–MD–WV metropolitan statistical area, which in turn forms part of the Baltimore–Washington combined statistical area. Most of the county's residents live in unincorporated locales, of which the most urban are Silver Spring and Bethesda, although the incorporated cities of Rockville and Gaithersburg are also large population centers, as are many smaller but significant places.

Donna Fern Edwards is an American politician who served as the U.S. representative for Maryland's 4th congressional district from 2008 to 2017. The district included most of Prince George's County, as well as part of Anne Arundel County. She is a member of the Democratic Party.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

The Republican Party, also referred to as the GOP, is one of the two major contemporary political parties in the United States. The GOP was founded in 1854 by anti-slavery activists who opposed the Kansas–Nebraska Act, which allowed for the potential expansion of chattel slavery into the western territories. It has been the main political rival of the Democratic Party since the mid-1850s. Like them, the Republican Party is a big tent of competing and often opposing ideologies. Presently, the Republican Party contains prominent conservative, centrist, populist, and right-libertarian factions.

Maryland's 5th congressional district comprises all of Charles, St. Mary's, and Calvert counties, as well as portions of Prince George's and Anne Arundel counties. The district is currently represented by Democrat Steny Hoyer, who from 2007 to 2011 and from 2019 to 2023 was House Majority Leader.

Steny Hamilton Hoyer is an American politician and attorney serving as the U.S. representative for Maryland's 5th congressional district since 1981. He is also a House Majority Leader from 2007 to 2011 and from 2019 to 2023. A Democrat, Hoyer was first elected in a special election on May 19, 1981. As of 2023, he is in his 22nd House term. His district includes a large swath of rural and suburban territory southeast of Washington, D.C. Hoyer is the dean of the Maryland congressional delegation and the most senior Democrat in the House.

Gladys Noon Spellman was an American educator who served as the U.S. representative for Maryland's 5th congressional district from January 3, 1975, to February 24, 1981, when her seat was declared vacant after she fell into a coma the previous year. She was a member of the Democratic Party.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

The Constitution Party, formerly the U.S. Taxpayers' Party until 1999, is a political party in the United States that promotes a religious conservative view of the principles and intents of the United States Constitution. The party platform is based on originalist interpretations of the Constitution and shaped by principles which it believes were set forth in the Declaration of Independence, the Bill of Rights, the Constitution and the Bible.

Maryland's 6th congressional district elects a representative to the United States House of Representatives from the northwest part of the state. The district comprises all of Garrett, Allegany, Frederick, and Washington counties as well as a portion of Montgomery County. David Trone (D) is its current representative.

Roscoe Gardner Bartlett Jr. is an American politician who was U.S. Representative for Maryland's 6th congressional district, serving from 1993 to 2013. He is a member of the Republican Party and was a member of the Tea Party Caucus. At the end of his tenure in Congress, Bartlett was the second-oldest serving member of the House of Representatives, behind fellow Republican Ralph Hall of Texas.

The United States Army (USA) is the land service branch of the United States Armed Forces. It is one of the eight U.S. uniformed services, and is designated as the Army of the United States in the U.S. Constitution. The oldest and most senior branch of the U.S. military in order of precedence, the modern U.S. Army has its roots in the Continental Army, which was formed on 14 June 1775 to fight the American Revolutionary War (1775–1783)—before the United States was established as a country. After the Revolutionary War, the Congress of the Confederation created the United States Army on 3 June 1784 to replace the disbanded Continental Army. The United States Army considers itself to be a continuation of the Continental Army, and thus considers its institutional inception to be the origin of that armed force in 1775.

The Republican Party, also referred to as the GOP, is one of the two major contemporary political parties in the United States. The GOP was founded in 1854 by anti-slavery activists who opposed the Kansas–Nebraska Act, which allowed for the potential expansion of chattel slavery into the western territories. It has been the main political rival of the Democratic Party since the mid-1850s. Like them, the Republican Party is a big tent of competing and often opposing ideologies. Presently, the Republican Party contains prominent conservative, centrist, populist, and right-libertarian factions.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

Maryland's 7th congressional district of the United States House of Representatives encompasses almost the entire city of Baltimore and some of Balitmore County. The district was created following the census of 1790, which gave Maryland one additional representative in the House. It was abolished in 1843, but was restored in 1950 as a west Baltimore district. It has been drawn as a majority-African American district since 1973. Democrat Kweisi Mfume is the current representative, winning a special election on April 28, 2020, to finish the term of Elijah Cummings, who died in October 2019. Mfume had previously held the seat from 1987 to 1996.

Elijah Eugene Cummings was an American politician and civil rights advocate who served in the United States House of Representatives for Maryland's 7th congressional district from 1996 until his death in 2019, when he was succeeded by his predecessor Kweisi Mfume. The district he represented included over half of the city of Baltimore, including most of the majority-black precincts of Baltimore County, and most of Howard County, Maryland. A member of the Democratic Party, Cummings previously served in the Maryland House of Delegates from 1983 to 1996.

Baltimore County is the third-most populous county in the U.S. state of Maryland and is part of the Baltimore metropolitan area. Baltimore County is part of the Northeast megalopolis, which stretches from Northern Virginia northward to Boston. Baltimore County hosts a diversified economy, with particular emphasis on education, government, and health care. As of the 2020 census, the population was 854,535.

Howard County is located in the U.S. state of Maryland. As of the 2020 census, the population was 334,529. Since there are no incorporated municipalities, there is no incorporated county seat either. Therefore, its county seat is the unincorporated community of Ellicott City. Howard County is included in the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area, which is also part of the larger Washington-Baltimore-Arlington, DC-MD-VA-WV-PA Combined Statistical Area.

Kweisi Mfume is an American politician who is the U.S. representative for Maryland's 7th congressional district, first serving from 1987 to 1996 and again since 2020. A member of the Democratic Party, Mfume first left his seat to become the president and CEO of the National Association for the Advancement of Colored People (NAACP), a position he held from 1996 to 2004. In 2006, he ran for the U.S. Senate seat being vacated by Paul Sarbanes, narrowly losing the Democratic primary to the eventual winner, Ben Cardin. Mfume returned to his former House seat in 2020 after it was left vacant by the death of Elijah Cummings.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

Maryland's 8th congressional district is concentrated solely in Montgomery County, comprising many economically and culturally diverse inner suburbs of Washington D.C. The district is currently represented by Democrat Jamie Raskin.

Christopher Van Hollen Jr. is an American attorney and politician serving as the junior United States senator from Maryland since 2017. A member of the Democratic Party, Van Hollen served as the U.S. representative for Maryland's 8th congressional district from 2003 to 2017.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

The Republican Party, also referred to as the GOP, is one of the two major contemporary political parties in the United States. The GOP was founded in 1854 by anti-slavery activists who opposed the Kansas–Nebraska Act, which allowed for the potential expansion of chattel slavery into the western territories. It has been the main political rival of the Democratic Party since the mid-1850s. Like them, the Republican Party is a big tent of competing and often opposing ideologies. Presently, the Republican Party contains prominent conservative, centrist, populist, and right-libertarian factions.