United States Senate – GOP Gain
Mark Hatfield (R) – 354,391 – 51.73%
Robert B. Duncan (D) – 330,374 – 48.23%
Scattering – 302 – 0.04%
Total Votes – 685,067 – 100.00%
United States House of Representatives – District 1 – GOP Hold
Wendell Wyatt (R-inc) – 114,361 – 69.64%
Malcolm Cross (D) – 49,841 – 30.35%
Scattering – 9 – 0.01%
Total Votes – 164,211 – 100.00%
United States House of Representatives – District 2 – DEM Hold
Albert C. Ullman (D-inc) – 94,346 – 63.26%
Everett J. Thoren (R) – 54,789 – 36.74%
Scattering – 7 – 0.00%
Total Votes – 149,142 – 100.00%
United States House of Representatives – District 3 – DEM Hold
Edith Green (D-inc) – 114,687 – 66.93%
Lyle Dean (R) – 56,598 – 33.03%
Scattering – 60 – 0.04%
Total Votes – 171,345 – 100.00%
United States House of Representatives – District 4 – GOP Gain
John R. Dellenback (R) – 94,154 – 62.69%
Charles O. Porter (D) – 56,007 – 37.29%
Scattering – 20 – 0.01%
Total Votes – 150,181 – 100.00%