2010Final results
2010 election for Maine Senate District 12
Maine State Senate · Maine
G. William Diamond (D) won with 60.1% of the vote, defeating Annmarie Grenier (R) by 20.3 points.
G. William DiamondDemocrat · winner · incumbent
60.1%10,063
Annmarie GrenierRepublican
39.9%6,667
16,730 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 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET