Big fan of election and demographic numbers since 2006
 

1958 United States Congressional Elections – Colorado

United States House of Representatives – District 1 – DEM Hold

Byron G. Rogers (D-inc) – 107,56766.66%

John J. Harpel (R) – 53,80133.34%

Total Votes – 161,368100.00%

United States House of Representatives – District 2 – DEM Gain

Byron L. Johnson (D) – 95,40954.25%

John G. Mackie (R) – 80,47545.75%

Total Votes – 175,884100.00%

United States House of Representatives – District 3 – GOP Hold

John Edgar Chenoweth (R-inc) – 63,65550.21%

Fred M. Betz (D) – 63,11249.79%

Total Votes – 126,767100.00%

United States House of Representatives – District 4 – DEM Hold

Wayne N. Aspinall (D-inc) – 43,78563.61%

J. R. (Dick) Wells (R) – 25,04836.39%

Total Votes – 68,833100.00%

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