Big fan of election and demographic numbers since 2006
 

1966 United States Congressional Elections – Idaho

United States Senate – GOP Hold

Len B. Jordan (R-inc) – 139,81955.38%

Ralph R. Harding (D) – 112,63744.62%

Total Votes – 252,456100.00%

United States House of Representatives – District 1 – GOP Gain

James A. McClure (R) – 70,41051.83%

Compton I. White, Jr. (D-inc) – 65,44648.17%

Total Votes – 135,856100.00%

United States House of Representatives – District 2 – GOP Hold

George V. Hansen (R-inc) – 79,02470.32%

A. W. (Bill) Brunt (D) – 33,34829.68%

Total Votes – 112,372100.00%

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