1984Final resultsIncumbent defeated
1984 election for South Dakota Legislative District 12
South Dakota House of Representatives · South Dakota
2 seats: David R. Munson (R), Debra Anderson (R) won.
2 seatsDavid R. MunsonRepublican · winner · incumbent
31.1%5,494
Debra AndersonRepublican · winner · incumbent
30.0%5,295
Shirley HalleenDemocrat · incumbent
24.8%4,387
Max J. GorsDemocrat
14.1%2,486
17,662 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 1984
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET