2010Final resultsIncumbent defeated
2010 election for South Dakota Legislative District 25
South Dakota House of Representatives · South Dakota
2 seats: Stace Nelson (R), Jon Hansen (R) won.
2 seatsStace NelsonRepublican · winner
27.3%4,814
Jon HansenRepublican · winner
26.0%4,579
Oran A. SorensonDemocrat · incumbent
21.9%3,859
Dennis VanoverscheldeDemocrat
16.6%2,918
Kevin R. CrispIndependent
8.2%1,441
17,611 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