2020 general · November 3, 2020
2020 South Dakota House of Representatives election results, district by district
Every South Dakota House of Representatives district in the 2020 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Republicans controlled the chamber · 70 seats
After the electionD 8 · R 62
Races37
Changed party0
Unopposed32%12 races
Incumbents defeated3
Every district
D 8 · R 62
| Race | Winner | Won by | Notes |
|---|---|---|---|
| LD-1 | Tamara St John · Jennifer Healy Keintz (REP) | 1.7 | Incumbent lost |
| LD-2 | Lana Greenfield · Kaleb W. Weis (R) | Unopposed | |
| LD-3 | Drew Dennert · Carl Perry (R) | 10.8 | |
| LD-4 | Fred Deutsch · John Mills (R) | 18.0 | |
| LD-5 | Hugh M. Bartels · Nancy York (R) | Unopposed | |
| LD-6 | Ernie Otten · Aaron Aylward (R) | 6.7 | |
| LD-7 | Tim Reed · Larry Tidemann (R) | 9.2 | |
| LD-8 | Marli Wiese · Randy Gross (R) | 10.5 | |
| LD-9 | Rhonda Milstead · Bethany Soye (R) | 8.7 | Incumbent lost |
| LD-10 | Steven Haugaard · Doug Barthel (R) | 8.3 | |
| LD-11 | Chris Karr · Mark Willadsen (R) | 5.1 | |
| LD-12 | Greg Jamison · Arch Beal (R) | 0.4 | |
| LD-13 | Sue Peterson · Richard L. Thomason (R) | 1.5 | Incumbent lost |
| LD-14 | Taylor Rehfeldt · Erin Healy (REP) | 2.5 | |
| LD-15 | Linda Duba · Jamie Smith (D) | 5.5 | |
| LD-16 | David L. Anderson · Kevin Jensen (R) | Unopposed | |
| LD-17 | Sydney Davis · Richard Vasgaard (R) | 6.8 | |
| LD-18 | Mike Stevens · Ryan Cwach (REP) | Unopposed | |
| LD-19 | Kent S. Peterson · Marty Overweg (R) | Unopposed | |
| LD-20 | Paul Miskimins · Lance Koth (R) | Unopposed | |
| LD-21 | Rocky Blare · Caleb Finck (R) | 14.9 | |
| LD-22 | Roger Chase · Lynn Schneider (R) | 18.9 | |
| LD-23 | Spencer Gosch · Charles B. Hoffman (R) | Unopposed | |
| LD-24 | Will Mortenson · Mike Weisgram (R) | 24.4 | |
| LD-25 | Jon Hansen · Tom Pischke (R) | 14.0 | |
| LD-26A | Shawn Bordeaux (D) | Unopposed | |
| LD-26B | Rebecca Reimer (R) | 40.9 | |
| LD-27 | Liz May · Peri Pourier (REP) | 8.3 | |
| LD-28A | Oren L. Lesmeister (D) | Unopposed | |
| LD-28B | Sam Marty (R) | Unopposed | |
| LD-29 | Dean Wink · Kirk Chaffee (R) | 18.1 | |
| LD-30 | Trish Ladner · Tim Goodwin (R) | Unopposed | |
| LD-31 | Scott Odenbach · Mary Fitzgerald (R) | 11.9 | |
| LD-32 | Chris Johnson · Becky Drury (R) | 8.4 | |
| LD-33 | Phil Jensen · Taffy Howard (R) | Unopposed | |
| LD-34 | Mike Derby · Jess Olson (R) | 13.7 | |
| LD-35 | Tina Mulally · Tony Randolph (R) | 14.6 |
South Dakota House of Representatives
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: MIT Election Data and Science Lab