2006Final resultsIncumbent defeated
2006 election for South Dakota Legislative District 8
South Dakota House of Representatives · South Dakota
2 seats: Russell Olson (R), Dave Gassman (D) won.
2 seatsRussell OlsonRepublican · winner
35.5%5,192
Dave GassmanDemocrat · winner · incumbent
34.4%5,029
Gerald F. LangeDemocrat · incumbent
30.1%4,399
14,620 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