1986 general · November 4, 1986
1986 South Dakota State Senate election results, district by district
Every South Dakota State Senate district in the 1986 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Republicans controlled the chamber · 35 seats
After the electionD 12 · R 23
Races35
Changed party4
Unopposed43%15 races
Incumbents defeated2
Every district
D 12 · R 23
South Dakota State Senate
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: Harvard Dataverse / Carl Klarner