United States Senate – DEM Hold
Edmund S. Muskie (D-inc) – 253,511 – 66.62%
Clifford G. McIntire (R) – 127,040 – 33.38%
Total Votes – 380,551 – 100.00%
United States House of Representatives – District 1 – GOP Hold
Stanley R. Tupper (R-inc) – 95,398 – 50.05%
Kenneth M. Curtis (D) – 95,195 – 49.95%
Total Votes – 190,593 – 100.00%
United States House of Representatives – District 2 – DEM Gain
William D. Hathaway (D) – 110,931 – 62.00%
Kenneth P. MacLeod (R) – 67,978 – 38.00%
Total Votes – 178,909 – 100.00%