The 1970 Massachusetts general election was held on November 3, 1970, throughout Massachusetts. Democratic and Republican candidates were selected in party primaries held September 15, 1970.
At the federal level, Ted Kennedy was re-elected to the United States Senate and ten of the commonwealth's twelve incumbents were re-elected to the United States House of Representatives. One retired and one lost re-nomination. No seats switched parties.
Secretary of the CommonwealthJohn Davoren, who was appointed by the Massachusetts General Court to fill the unexpired term of Kevin White, defeated Republican Mary B. Newman, Socialist Labor candidate Edgar E. Gaudet, and Prohibition candidate Murvin Becker in the general election.
Incumbent Treasurer and Receiver-GeneralRobert Q. Crane defeated Republican Frederick Hannon, Socialist Labor candidate Roy K. Nelson, and Prohibition candidate John B. Lauder in the general election.
Incumbent AuditorThaddeus M. Buczko defeated Republican Frank P. Bucci, Socialist Labor candidate Raymond Gray, and Prohibition candidate Roger I. Williams in the general election.
All of Massachusetts' twelve seats in the United States House of Representatives were up for election in 2018.
Ten seats were won by candidates seeking re-election.
The 3rd District seat was won by Robert Drinan, who defeated incumbent Philip J. Philbin in the Democratic primary election. Philbin unsuccessfully campaigned as an independent candidate in the general election. The 9th District seat was won by Louise Day Hicks after incumbent John W. McCormack did not seek re-election.