2024Final results
2024 election for Massachusetts House District 147
Massachusetts House of Representatives · Massachusetts
John Marsi (R) won with 61.8% of the vote, defeating Jeanne Renaud Costello (D) by 23.8 points.
John MarsiRepublican · winner
61.8%12,440
Jeanne Renaud CostelloDemocrat
38.0%7,647
20,117 votes
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
The seat over time
D − R margin in this seat's races around 2024
Races before and after
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET