Big fan of election and demographic numbers since 2006
 

1956 United States Congressional Elections – Colorado

United States Senate – DEM Gain

John A. Carroll (D) – 319,87250.22%

Dan Thornton (R) – 317,10249.78%

Total Votes – 636,974100.00%

United States House of Representatives – District 1 – DEM Hold

Byron G. Rogers (D-inc) – 116,48757.78%

Robert S. McCollum (R) – 85,12742.22%

Total Votes – 201,614100.00%

United States House of Representatives – District 2 – GOP Hold

William S. Hill (R-inc) – 107,15353.38%

Byron L. Johnson (D) – 93,57246.62%

Total Votes – 200,725100.00%

United States House of Representatives – District 3 – GOP Hold

John Edgar Chenoweth (R-inc) – 74,19650.24%

Alva B. Adams (D) – 73,50149.76%

Total Votes – 147,697100.00%

United States House of Representatives – District 4 – DEM Hold

Wayne N. Aspinall (D-inc) – 48,48961.76%

Hugh L. Caldwell (R) – 30,02638.24%

Total Votes – 78,515100.00%

Source: Office of the Clerk of the United States House of Representatives