1978Flipped from RepublicanFinal results
1978 election for Massachusetts House District 103
Massachusetts House of Representatives · Massachusetts
William R. Keating (D) won with 73.9% of the vote, defeating Mamie C. Gray (R) by 47.7 points, a seat Republicans won last time.
William R. KeatingDemocrat · winner · incumbent
73.9%10,203
Mamie C. GrayRepublican
26.1%3,611
13,815 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