1968Final resultsIncumbent defeated
1968 election for South Dakota Legislative District 5
South Dakota State Senate · South Dakota
Wilmont M. Uecker (D) won with 50.6% of the vote, defeating John B. Foster (R) by 1.3 points.
Wilmont M. UeckerDemocrat · winner
50.6%3,808
John B. FosterRepublican · incumbent
49.4%3,713
7,521 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