2010Final results
2010 election for Utah Senate District 15
Utah State Senate · Utah
Margaret Dayton (R) won with 78.5% of the vote, defeating Linnea S. Barney (D) by 57.0 points.
Margaret DaytonRepublican · winner · incumbent
78.5%13,349
Linnea S. BarneyDemocrat
21.5%3,655
17,004 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