1968Final results
1968 election for South Dakota Legislative District 18
South Dakota State Senate · South Dakota
Harold B. Willrodt (D) won with 52.6% of the vote, defeating Dwight E. Glaus (R) by 5.2 points.
Harold B. WillrodtDemocrat · winner · incumbent
52.6%3,761
Dwight E. GlausRepublican
47.4%3,388
7,149 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