2020Final results
2020 election for South Dakota Legislative District 15
South Dakota House of Representatives · South Dakota
2 seats: Linda Duba (D), Jamie Smith (D) won.
2 seatsLinda DubaDemocrat · winner · incumbent
28.9%3,918
Jamie SmithDemocrat · winner · incumbent
27.5%3,727
Cole HeiseyRepublican
22.0%2,987
Matt RosburgRepublican
21.7%2,943
13,575 votes
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET
The seat over time
D − R margin in this seat's races around 2020
Races before and after
Source: MIT Election Data and Science LabUpdated Oct 1, 2026, 10:09 AM ET