2004Flipped from RepublicanFinal results
2004 election for Maine Senate District 12
Maine State Senate · Maine
G. William Diamond (D) won with 55.4% of the vote, defeating Joseph Bruno (R) by 10.8 points, a seat Republicans won last time.
G. William DiamondDemocrat · winner
55.4%11,632
Joseph BrunoRepublican
44.6%9,366
20,998 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 2004
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET