2016Final results
2016 election for South Dakota Legislative District 3
South Dakota State Senate · South Dakota
Al Novstrup (R) won with 61.2% of the vote, defeating Cory Allen Heidelberger (D) by 22.4 points.
Al NovstrupRepublican · winner
61.2%6,364
Cory Allen HeidelbergerDemocrat
38.8%4,031
10,395 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