1990Final results
1990 election for Massachusetts House District 93
Massachusetts House of Representatives · Massachusetts
Timothy F. Oleary (D) won with 54.4% of the vote, defeating Arnold T. Koch Jr. (R) by 8.7 points.
Timothy F. OlearyDemocrat · winner · incumbent
54.4%9,122
Arnold T. Koch Jr.Republican
45.6%7,661
16,783 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 1990
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET