2010Final results
2010 election for Wisconsin Senate District 9
Wisconsin State Senate · Wisconsin
Joseph K. Leibham (R) won with 73.1% of the vote, defeating Jason B. Borden (D) by 46.3 points.
Joseph K. LeibhamRepublican · winner · incumbent
73.1%45,663
Jason B. BordenDemocrat
26.9%16,775
62,459 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