2016Final results
2016 election for South Dakota Legislative District 12
South Dakota State Senate · South Dakota
R. Blake Curd (R) won with 58.4% of the vote, defeating Jim Sanden (D) by 16.8 points.
R. Blake CurdRepublican · winner · incumbent
58.4%6,221
Jim SandenDemocrat
41.6%4,432
The same year, the district voted R+4.3 for president; this race was R+16.8.10,653 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET
The seat over time
D − R margin in this seat's races around 2016
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 4:52 AM ET