1976Flipped from DemocraticFinal resultsIncumbent defeated
1976 election for South Dakota Legislative District 27
South Dakota State Senate · South Dakota
Lyndell Petersen (R) won with 20.8% of the vote, defeating Donald L. Frankenfeld (R) by 0.1 points, a seat Democrats won last time.
Lyndell PetersenRepublican · winner
20.8%12,395
Donald L. FrankenfeldRepublican
20.7%12,338
Franklin Owen SimpsonRepublican
19.9%11,860
Homer KandarasDemocrat · incumbent
13.8%8,216
Harold MortimerDemocrat
12.8%7,610
Franklin WallahanDemocrat
11.9%7,065
59,484 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 1976
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET