1978Final results
1978 election for Massachusetts Senate District D18
Massachusetts State Senate · Massachusetts
Joseph F. Timilty (D) won with 80.6% of the vote, defeating Seymour L. Vincent (R) by 61.2 points.
Joseph F. TimiltyDemocrat · winner · incumbent
80.6%38,228
Seymour L. VincentRepublican
19.4%9,187
47,415 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET