2018Final results
2018 election for Massachusetts Senate District 13
Massachusetts State Senate · Massachusetts
Edward J. Kennedy Jr. (D) won with 63.9% of the vote, defeating John A. Macdonald (R) by 27.8 points.
Edward J. Kennedy Jr.Democrat · winner
63.9%35,068
John A. MacdonaldRepublican
36.1%19,825
54,908 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET
The seat over time
D − R margin in this seat's races around 2018
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 6:17 AM ET