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Part of the 1966 United States elections | ||
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| Elections in Massachusetts |
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The 1966 Massachusetts general election was held on November 8, 1966, throughout Massachusetts. Primary elections took place on September 13.
At the federal level, Republican Edward Brooke was elected to the United States Senate over Democrat Endicott Peabody and Democrats won seven of twelve seats in the United States House of Representatives. Former Speaker of the House Joseph W. Martin Jr. was the only incumbent not re-elected, after his defeat in the Republican primary against Margaret Heckler.
In the race for Governor, incumbent Republican governor John Volpe defeated Democratic challenger Edward J. McCormack Jr. Overall, Republicans won three of the six elected state-wide offices. Incumbents were re-elected in four races.
This was the first election in which the term of office for all state officers was extended from two to four years.