The One Hundred Third United States Congress met in Washington, D.C. from January 3, 1993, to January 3, 1995, during the final weeks of George H. W. Bush's presidency and the first two years of Bill Clinton's presidency. The apportionment of seats in the House of Representatives was based on the Twenty-first Census of the United States in 1990. Both chambers had a Democratic majority.

The One Hundred Second United States Congress met in Washington, DC from January 3, 1991, to January 3, 1993, during the last two years of the administration of U.S. President George H. W. Bush.

The One Hundred First United States Congress met in Washington, DC from January 3, 1989, to January 3, 1991, during the final weeks of the administration of U.S. President Ronald Reagan and the first two years of the administration of U.S. President George H. W. Bush. Both chambers had a Democratic majority.

The Ninety-fourth United States Congress met in Washington, DC from January 3, 1975, to January 3, 1977, during the administration of U.S. President Gerald Ford. Both chambers had a Democratic majority.

The Eighty-sixth United States Congress met in Washington, D.C. from January 3, 1959, to January 3, 1961, during the last two years of the presidency of Dwight D. Eisenhower. The apportionment of seats in the House of Representatives was based on the Seventeenth Census of the United States in 1950. Both chambers had a Democratic majority. When Alaska and Hawaii were admitted as states in 1959, the membership of the House temporarily increased to 437.

The Eighty-second United States Congress met in Washington, D.C. from January 3, 1951, to January 3, 1953, during the last two years of the second administration of U.S. President Harry S. Truman.
The apportionment of seats in this House of Representatives was based on the Sixteenth Census of the United States in 1940. Both chambers had a Democratic majority.

The Eighty-first United States Congress met in Washington, D.C. from January 3, 1949, to January 3, 1951, during the fifth and sixth years of Harry S. Truman's presidency. The apportionment of seats in this House of Representatives was based on the Sixteenth Census of the United States in 1940. Both chambers had a Democratic majority.

The Eightieth United States Congress met in Washington, DC from January 3, 1947, to January 3, 1949, during the third and fourth years of Harry Truman's presidency. The apportionment of seats in this House of Representatives was based on the Sixteenth Census of the United States in 1940.

The Seventy-ninth United States Congress met in Washington, DC from January 3, 1945, to January 3, 1947, during the last months of Franklin D. Roosevelt's presidency, and the first two years of Harry Truman's presidency. The apportionment of seats in this House of Representatives was based on the Sixteenth Census of the United States in 1940. Both chambers had a Democratic majority.

The Seventy-eighth United States Congress met in Washington, DC from January 3, 1943, to January 3, 1945, during the last two years of Franklin D. Roosevelt's presidency. The apportionment of seats in the House of Representatives was based on the Sixteenth Census of the United States in 1940. Both chambers had a Democratic majority.

The Seventy-seventh United States Congress met in Washington, DC from January 3, 1941, to January 3, 1943, during the ninth and tenth years of Franklin D. Roosevelt's presidency. The apportionment of seats in the House of Representatives was based on the Sixteenth Census of the United States in 1940. Both chambers had a Democratic majority.

The Seventy-fifth United States Congress met in Washington, DC from January 3, 1937, to January 3, 1939, during the first two years of the second administration of U.S. President Franklin D. Roosevelt. (Because of the 20th amendment, starting in 1937 the new Presidential term began 17 days after that of the new Congress). The apportionment of seats in the House of Representatives was based on the Fifteenth United States Census, conducted in 1930. Both chambers had a Democratic supermajority.

The Seventy-fourth United States Congress met in Washington, DC from January 3, 1935, to January 3, 1937, during the third and fourth years of Franklin D. Roosevelt's presidency. The apportionment of seats in the House of Representatives was based on the Fifteenth Census of the United States in 1930. Both chambers had a Democratic supermajority.

The seventy-third United States Congress met in Washington, D.C. from March 4, 1933, to January 3, 1935, during the first two years of Franklin D. Roosevelt's presidency. Because of the newly ratified 20th Amendment, the duration of this Congress, along with the term of office of those elected to it, was shortened by the interval between January 3 and March 4, 1935 (61 days). The apportionment of seats in the House of Representatives was based on the Fifteenth Census of the United States in 1930. Both chambers had a Democratic majority.

The Sixty-ninth United States Congress met in Washington, D.C. from March 4, 1925, to March 4, 1927, during the third and fourth years of Calvin Coolidge's presidency. The apportionment of seats in the House of Representatives was based on the Thirteenth Decennial Census of the United States in 1910. Both chambers had a Republican majority.