2010Final resultsIncumbent defeated
2010 election for Massachusetts Senate District D13
Massachusetts State Senate · Massachusetts
Cynthia Creem (D) won with 43.8% of the vote, defeating Karen Spilka (D) by 10.9 points.
Cynthia CreemDemocrat · winner · incumbent
43.8%45,982
Karen SpilkaDemocrat · incumbent
32.9%34,499
Edward Bergin McGrathRepublican
22.6%23,707
Write-ins and other votesOther party
0.8%821
105,009 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