1968Final results
1968 election for Massachusetts State Senate: MIDDLESEX 7
Massachusetts State Senate · Massachusetts
Ronald C. Mackenzie (R) won with 55.0% of the vote, defeating John J. Maguire (D) by 10.1 points.
Ronald C. MackenzieRepublican · winner · incumbent
55.0%42,902
John J. MaguireDemocrat
45.0%35,040
77,942 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1968
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET