2006Final results
2006 election for South Dakota Legislative District 14
South Dakota State Senate · South Dakota
David L. Knudson (R) won with 57.2% of the vote, defeating Roger Berggren (D) by 22.5 points.
David L. KnudsonRepublican · winner · incumbent
57.2%5,849
Roger BerggrenDemocrat
34.6%3,543
William L. ScottConstitution
8.2%837
10,229 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 2006
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET