United States Senate – DEM Gain
Edmund S. Muskie (D) – 172,704 – 60.76%
Frederick G. Payne (R-inc) – 111,522 – 39.24%
Total Votes – 284,226 – 100.00%
United States House of Representatives – District 1 – DEM Gain
James C. Oliver (D) – 55,686 – 52.08%
Robert Hale (R-inc) – 51,231 – 47.92%
Total Votes – 106,917 – 100.00%
United States House of Representatives – District 2 – DEM Hold
Frank M. Coffin (D-inc) – 58,782 – 61.23%
Neil Bishop (R) – 37,219 – 38.77%
Total Votes – 96,001 – 100.00%
United States House of Representatives – District 3 – GOP Hold
Clifford McIntire (R-inc) – 40,156 – 55.95%
Gerald J. Grady (D) – 31,616 – 44.05%
Total Votes – 71,772 – 100.00%