1970Final results
1970 election for South Dakota Legislative District 7
South Dakota State Senate · South Dakota
Henry A. Poppen (R) won with 55.9% of the vote, defeating Charles C. Brown (D) by 11.7 points.
Henry A. PoppenRepublican · winner · incumbent
55.9%4,520
Charles C. BrownDemocrat
44.1%3,570
8,090 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 1970
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET