United States congressional delegations from Colorado

Since Colorado became a U.S. state in 1876,^[1] it has sent congressional delegations to the United States Senate and United States House of Representatives, beginning with the 44th United States Congress. Prior to statehood, the Colorado Territory sent non-voting delegates to the House of Representatives from 1861 to 1876.^[2] Each state elects two senators to serve for six years, and members of the House to two-year terms. Each state elects two senators to serve for six years in general elections, with their re-election staggered. Prior to the ratification of the Seventeenth Amendment in 1913, senators were elected by the Colorado General Assembly.^[3] Each state elects varying numbers of members of the House, depending on population, to two-year terms.^[4] Colorado has sent eight members to the House in each congressional delegation since the 2020 United States Census.^[5]