2010Final results
2010 election for Maine Senate District 20
Maine State Senate · Maine
A. David Trahan (R) won with 57.8% of the vote, defeating Christopher K. Johnson (D) by 25.1 points.
A. David TrahanRepublican · winner · incumbent
57.8%10,909
Christopher K. JohnsonDemocrat
32.7%6,178
Daniel James SchweitzerOther party
9.5%1,794
18,881 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