Thestate of Colorado was represented in theUnited States House of Representatives by one member of the House, electedat-large from 1876 until 1893 and from 1903 until 1913, and by two members at-large from 1913 until 1915. Since the1914 elections, all members from Colorado have been elected fromcongressional districts.

Colorado was represented by only one member of the House, elected at-large state-wide, from its admission as a state until 1893.

Member	Party	Years	Cong ress(es)	Electoral history
District created October 3, 1876
James B. Belford (Central City)	Republican	October 3, 1876 – December 13, 1877	44th 45th	Elected in 1876 to finish the term ending March 3, 1877. Lost election contest.
Thomas M. Patterson (Denver)	Democratic	December 13, 1877 – March 3, 1879	45th	Won election contest. Retired.
James B. Belford (Central City)	Republican	March 4, 1879 – March 3, 1885	46th 47th 48th	Elected in 1878. Re-elected in 1880. Re-elected in 1882. Lost renomination.
George G. Symes (Denver)	Republican	March 4, 1885 – March 3, 1889	49th 50th	Elected in 1884. Re-elected in 1886. Retired.
Hosea Townsend (Silver Cliff)	Republican	March 4, 1889 – March 3, 1893	51st 52nd	Elected in 1888. Re-elected in 1890. Redistricted to the2nd district and lost renomination.
Seat replaced by districted seats on March 4, 1893

Colorado was granted a second seat in theU.S. House of Representatives beginning with the U.S. election of 1892. Colorado created two congressional districts:Colorado's 1st congressional district andColorado's 2nd congressional district.

Colorado was apportioned a third seat in theU.S. House of Representatives beginning with the1902 elections. Colorado's third member of the House was elected at-large. Colorado was apportioned a fourth seat in beginning with the1912 elections.

Years	Cong ress(es)	Seat A			Seat B
		Member	Party	Electoral history	Member	Party	Electoral history
March 4, 1903 – March 3, 1907	58th 59th	Franklin Eli Brooks (Colorado Springs)	Republican	Elected in 1902. Re-elected in 1904. Retired.
March 4, 1907 – March 3, 1909	60th	George W. Cook (Denver)	Republican	Elected in 1906. Retired.
March 4, 1909 – March 3, 1913	61st 62nd	Edward Thomas Taylor (Glenwood Springs)	Democratic	Elected in 1908. Re-elected in 1910. Re-elected in 1912. Redistricted to the4th district.
March 4, 1913 – March 3, 1915	63rd				Edward Keating (Pueblo)	Democratic	Elected in 1912. Redistricted to the3rd district.

Colorado used four congressional districts beginning with theU.S. elections of 1914.

• Colorado Territory's at-large congressional district
• Colorado's congressional districts
• List of United States representatives from Colorado
• United States congressional delegations from Colorado

• Martis, Kenneth C. (1989).The Historical Atlas of Political Parties in the United States Congress. New York: Macmillan Publishing Company.
• Martis, Kenneth C. (1982).The Historical Atlas of United States Congressional Districts. New York: Macmillan Publishing Company.
• Congressional Biographical Directory of the United States 1774–present

• Biographical Directory of the United States Congress

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• Congressional districts of Colorado
• Former congressional districts of the United States
• At-large United States congressional districts

• Pages using gadget WikiMiniAtlas
• Articles with short description
• Short description matches Wikidata
• Use mdy dates from August 2023
• Coordinates on Wikidata