2012Final results
2012 election for Massachusetts House District 183
Massachusetts House of Representatives · Massachusetts
Thomas J. Calter III (D) won with 62.5% of the vote, defeating Debra A. Betz (R) by 25.1 points.
Thomas J. Calter IIIDemocrat · winner · incumbent
62.5%13,436
Debra A. BetzRepublican
37.5%8,053
21,489 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 2012
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET