2012Final results
2012 election for Pennsylvania House District 143
Pennsylvania House of Representatives · Pennsylvania
Marguerite Quinn (R) won with 61.8% of the vote, defeating Joseph Frederick (D) by 23.6 points.
Marguerite QuinnRepublican · winner · incumbent
61.8%21,483
Joseph FrederickDemocrat
38.2%13,280
34,763 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 2012
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET