2020Final results
2020 election for Maine Senate District 18
Maine State Senate · Maine
Lisa M. Keim (R) won with 67.6% of the vote, defeating Gabriel M. Perkins (D) by 35.1 points.
Lisa M. KeimRepublican · winner · incumbent
67.6%14,247
Gabriel M. PerkinsDemocrat
32.4%6,840
21,087 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET