1968Final resultsIncumbent defeated
1968 election for South Dakota Legislative District 2
South Dakota State Senate · South Dakota
E. C. Pieplow (R) won with 27.6% of the vote, defeating Allen Sperry (D) by 1.7 points.
E. C. PieplowRepublican · winner · incumbent
27.6%7,785
Allen SperryDemocrat
25.8%7,300
Leroy WiitalaDemocrat
23.4%6,617
H. C. ClarkRepublican · incumbent
23.2%6,548
28,250 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 1968
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET