SD
South Dakota House District 21
Tue, Nov 3 · Represented by Jim Halverson Republican, Marty Overweg Republican · Member list as of Oct 28
2 candidates on the printed ballot. Sorted by last name.
- Last election
- Marty Overweg (Republican) won by 3.7 points, 2024
- Seats
- 2 seats in this district
- On the 2026 ballot
- 2 candidates
More about this race
Candidates on the ballot
Uncontested
2 candidates on the printed ballot for 2 seats.
2 seats in this district.
- Jim HalversonIncumbentRepublican
- Marty OverwegIncumbentRepublican
Some names come from filing lists and may not be on the ballot.
Source: vip.sdsos.gov, dated Oct 28
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- State House District 1· Nick Fosness, Logan Manhart
- State House District 2· David Kull, John Sjaarda
- State House District 3· Al Novstrup, Brandei Schaefbauer
- State House District 4· Dylan Jordan, Kent Roe
- State House District 5· Josephine Garcia, Matt Roby
- State House District 6· Aaron Aylward, Tim Czmowski
- State House District 7· Roger DeGroot, Mellissa Heermann
- State House District 8· Tim Reisch, Tim Walburg
- State House District 9· Tesa Schwans, Bethany Soye
- State House District 10· Bobbi Andera, Erin Healy
- State House District 11· Brian Mulder, Keri Weems
- State House District 12· Amber Arlint, Greg Jamison
- State House District 13· John Hughes, Jack Kolbeck
- State House District 14· Tony Kayser, Taylor Rehfeldt
- State House District 15· Erik Muckey, Kadyn Wittman
- State House District 16· Karla Lems, John Shubeck
- State House District 17· Chris Kassin, William Shorma
- State House District 18· Julie Auch, Mike Stevens
- State House District 19· Jessica Bahmuller, Drew Peterson
- State House District 20· Jeff Bathke, Kaley Nolz
- State House District 21· Jim Halverson, Marty Overweg
- State House District 22· Kevin Van Diepen, Lana Greenfield
- State House District 23· Spencer Gosch, Scott Moore
- State House District 24· Will Mortenson, Mike Weisgram
- State House District 25· Jon Hansen, Les Heinemann
- State House District 26A· Eric Emery
- State House District 26B· Rebecca Reimer
- State House District 27· Liz May, Peri Pourier
- State House District 28A· Jana Hunt
- State House District 28B· Travis Ismay
- State House District 29· Terri Jorgenson, Kathy Rice
- State House District 30· Tim Goodwin, Trish Ladner
- State House District 31· Mary Fitzgerald, Scott Odenbach
- State House District 32· Steve Duffy, Nicole Uhre-Balk
- State House District 33· Phil Jensen, Curt Massie
- State House District 34· Heather Baxter, Mike Derby
- State House District 35· Tina Mulally, Tony Randolph
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Official results for South Dakota
History (29 elections for this seat)
- Votes for listed candidates
- 13,887
- Election day
- November 5, 2024
- Seats
- 2
- District map
- Older district map (2022 to 2024)
South Dakota House of Representatives District 21, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanMarty OverwegWon Republican 7,20151.9% RepublicanJim HalversonWon Republican 6,68648.1% - Votes for listed candidates
- 11,655
- Election day
- November 8, 2022
- Seats
- 2
- District map
- Older district map (2022)
South Dakota House of Representatives District 21, 1968 to 2024, 2022, every candidate Candidate Party Votes and share Share RepublicanMarty OverwegWon(incumbent) Republican 6,15452.8% RepublicanRocky BlareWon(incumbent) Republican 5,50147.2% - Votes for listed candidates
- 14,279
- Election day
- November 3, 2020
- Seats
- 2
- District map
- Older district map (2012 to 2021)
South Dakota House of Representatives District 21, 1968 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanRocky BlareWon Republican 6,33044.3% RepublicanCaleb FinckWon(incumbent) Republican 5,03835.3% DemocraticJessica Hegge Democratic 2,91120.4% - Votes for listed candidates
- 15,314
- Election day
- November 6, 2018
- Seats
- 2
- District map
- Older district map (2012 to 2021)
South Dakota House of Representatives District 21, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share RepublicanLee QualmWon(incumbent) Republican 5,61836.7% RepublicanCaleb FinckWon Republican 4,86831.8% DemocraticAnna Kernerandersson Democratic 3,02819.8% DemocraticFaith Spottedeagle Democratic 1,80011.8% - Votes for listed candidates
- 13,622
- Election day
- November 8, 2016
- Seats
- 2
- District map
- Older district map (2012 to 2021)
South Dakota House of Representatives District 21, 1968 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanLee QualmWon(incumbent) Republican 5,43439.9% DemocraticJulie BarlingWon Democratic 5,15137.8% DemocraticGary Burrus Democratic 3,03722.3% - Votes for listed candidates
- 10,822
- Election day
- November 4, 2014
- Seats
- 2
- District map
- Older district map (2012 to 2021)
South Dakota House of Representatives District 21, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share RepublicanLee QualmWon(incumbent) Republican 4,75844.0% DemocraticJulie BartlingWon(incumbent) Democratic 4,30039.7% DemocraticCarrie Ackerman-Rice Democratic 1,76416.3% - Votes for listed candidates
- 16,333
- Election day
- November 6, 2012
- Seats
- 2
- District map
- Older district map (2012 to 2021)
South Dakota House of Representatives District 21, 1968 to 2024, 2012, every candidate Candidate Party Votes and share Share DemocraticJulie BartlingWon Democratic 5,30732.5% RepublicanLee QualmWon Republican 4,42127.1% RepublicanDave Scott Republican 4,17625.6% DemocraticGary W. Coleman Democratic 2,42914.9% - Votes for listed candidates
- 13,560
- Election day
- November 2, 2010
- Seats
- 2
- District map
- Older district map (2002 to 2011)
South Dakota House of Representatives District 21, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanKent JuhnkeWon(incumbent) Republican 4,22231.1% RepublicanJames SchaeferWon Republican 3,48825.7% DemocraticDavid Reis Democratic 3,16123.3% DemocraticNorm Cihak Democratic 2,68919.8% - Votes for listed candidates
- 15,414
- Election day
- November 4, 2008
- Seats
- 2
- District map
- Older district map (2002 to 2011)
South Dakota House of Representatives District 21, 1968 to 2024, 2008, every candidate Candidate Party Votes and share Share RepublicanThomas J. DeadrickWon(incumbent) Republican 4,56329.6% RepublicanKent JuhnkeWon(incumbent) Republican 4,43128.8% DemocraticDavid W. Reis Democratic 3,94725.6% DemocraticDiane L. Kastner Democratic 2,47316.0% - Votes for listed candidates
- 14,355
- Election day
- November 7, 2006
- Seats
- 2
- District map
- Older district map (2002 to 2011)
South Dakota House of Representatives District 21, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share RepublicanThomas J. DeadrickWon(incumbent) Republican 4,17329.1% RepublicanKent JuhnkeWon Republican 3,93527.4% DemocraticDavid Reis Democratic 3,55724.8% DemocraticDiane L. Kastner Democratic 2,69018.7% - Votes for listed candidates
- 16,452
- Election day
- November 2, 2004
- Seats
- 2
- District map
- Older district map (2002 to 2011)
South Dakota House of Representatives District 21, 1968 to 2024, 2004, every candidate Candidate Party Votes and share Share RepublicanThomas J. DeadrickWon(incumbent) Republican 5,07530.9% DemocraticThomas J. GloverWon Democratic 4,29926.1% DemocraticMahylen D. Niles Democratic 3,75622.8% RepublicanRon Madison Republican 3,32220.2% - Votes for listed candidates
- 13,612
- Election day
- November 5, 2002
- Seats
- 2
- District map
- Older district map (2002 to 2011)
South Dakota House of Representatives District 21, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share DemocraticJulie BartlingWon(incumbent) Democratic 6,06644.6% RepublicanThomas J. DeadrickWon Republican 4,38932.2% DemocraticJerome Powers Democratic 3,15723.2% - Votes for listed candidates
- 15,520
- Election day
- November 7, 2000
- Seats
- 2
- District map
- Older district map (1992 to 2001)
South Dakota House of Representatives District 21, 1968 to 2024, 2000, every candidate Candidate Party Votes and share Share DemocraticCharles E. FlowersWon Democratic 4,91931.7% RepublicanTom HansenWon Republican 3,85824.9% DemocraticDale D. Schneider Democratic 3,72624.0% RepublicanPhil Hohm Republican 3,01719.4% - Votes for listed candidates
- 13,678
- Election day
- November 3, 1998
- Seats
- 2
- District map
- Older district map (1992 to 2001)
South Dakota House of Representatives District 21, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share DemocraticRon J. VoleskyWon(incumbent) Democratic 5,88743.0% DemocraticPat HaleyWon(incumbent) Democratic 5,13637.5% RepublicanBrad Tschetter Republican 2,65519.4% - Votes for listed candidates
- 17,516
- Election day
- November 5, 1996
- Seats
- 2
- District map
- Older district map (1992 to 2001)
South Dakota House of Representatives District 21, 1968 to 2024, 1996, every candidate Candidate Party Votes and share Share DemocraticRon J. VoleskyWon(incumbent) Democratic 5,68632.5% DemocraticPat HaleyWon(incumbent) Democratic 4,75727.2% RepublicanTrish Thompson Republican 3,86322.1% RepublicanDanny R. Peterson Republican 3,21018.3% - Votes for listed candidates
- 12,474
- Election day
- November 8, 1994
- Seats
- 2
- District map
- Older district map (1992 to 2001)
South Dakota House of Representatives District 21, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share DemocraticRon J. VoleskyWon(incumbent) Democratic 6,43351.6% DemocraticPat HaleyWon(incumbent) Democratic 6,04148.4% - Votes for listed candidates
- 16,785
- Election day
- November 3, 1992
- Seats
- 2
- District map
- Older district map (1992 to 2001)
South Dakota House of Representatives District 21, 1968 to 2024, 1992, every candidate Candidate Party Votes and share Share DemocraticRon J. VoleskyWon Democratic 6,27937.4% DemocraticPat HaleyWon(incumbent) Democratic 5,60033.4% RepublicanFran Hendricks Republican 4,90629.2% - Votes for listed candidates
- 10,780
- Election day
- November 6, 1990
- Seats
- 2
- District map
- Older district map (1984 to 1991)
South Dakota House of Representatives District 21, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share DemocraticJean T. BeddowWon(incumbent) Democratic 5,58151.8% RepublicanEd OlsonWon(incumbent) Republican 5,19948.2% - Votes for listed candidates
- 16,267
- Election day
- November 8, 1988
- Seats
- 2
- District map
- Older district map (1984 to 1991)
South Dakota House of Representatives District 21, 1968 to 2024, 1988, every candidate Candidate Party Votes and share Share DemocraticJean T. BeddowWon(incumbent) Democratic 5,07031.2% RepublicanEd OlsonWon(incumbent) Republican 4,92030.3% RepublicanDonald E. Loudner Republican 3,83223.6% DemocraticPaul F. Tobin Democratic 2,44515.0% - Votes for listed candidates
- 15,634
- Election day
- November 4, 1986
- Seats
- 2
- District map
- Older district map (1984 to 1991)
South Dakota House of Representatives District 21, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share DemocraticJean T. BeddowWon Democratic 4,99231.9% RepublicanEd OlsonWon Republican 4,31627.6% RepublicanDean E. Wieczorek(incumbent) Republican 4,12726.4% DemocraticScott Podhradsky Democratic 2,19914.1% - Votes for listed candidates
- 16,618
- Election day
- November 6, 1984
- Seats
- 2
- District map
- Older district map (1984 to 1991)
South Dakota House of Representatives District 21, 1968 to 2024, 1984, every candidate Candidate Party Votes and share Share RepublicanDean E. WieczorekWon(incumbent) Republican 4,87829.4% RepublicanRalph HomanWon(incumbent) Republican 4,19725.3% DemocraticJean T. Beddow Democratic 3,94223.7% DemocraticWes Pierson Democratic 3,60121.7% - Votes for listed candidates
- 11,894
- Election day
- November 2, 1982
- Seats
- 2
- District map
- Older district map (1982 to 1983)
South Dakota House of Representatives District 21, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share RepublicanGeorge E. BlairWon(incumbent) Republican 3,82832.2% RepublicanWalter D. MillerWon(incumbent) Republican 3,73631.4% DemocraticDarrel Forrester Democratic 2,25719.0% DemocraticRobert L. Fields Democratic 2,07317.4% - Votes for listed candidates
- 12,256
- Election day
- November 4, 1980
- Seats
- 2
- District map
- Older district map (1972 to 1981)
South Dakota House of Representatives District 21, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share RepublicanGeorge E. BlairWon(incumbent) Republican 6,19050.5% RepublicanWalter D. MillerWon(incumbent) Republican 6,06649.5% - Votes for listed candidates
- 11,361
- Election day
- November 7, 1978
- Seats
- 2
- District map
- Older district map (1972 to 1981)
South Dakota House of Representatives District 21, 1968 to 2024, 1978, every candidate Candidate Party Votes and share Share RepublicanWalter D. MillerWon(incumbent) Republican 3,65932.2% RepublicanGeorge E. BlairWon Republican 3,58631.6% DemocraticNancy M. Massa Democratic 2,21319.5% DemocraticRussell Burmeister Democratic 1,90316.8% - Votes for listed candidates
- 11,742
- Election day
- November 2, 1976
- Seats
- 2
- District map
- Older district map (1972 to 1981)
South Dakota House of Representatives District 21, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share RepublicanWalter D. MillerWon(incumbent) Republican 4,07734.7% RepublicanLeslie J. KlevenWon(incumbent) Republican 4,06034.6% DemocraticPaul R. Venhuizen Democratic 2,10517.9% IndependentJess Watkins Independent 1,50012.8% - Votes for listed candidates
- 10,661
- Election day
- November 4, 1974
- Seats
- 2
- District map
- Older district map (1972 to 1981)
South Dakota House of Representatives District 21, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share RepublicanLeslie J. KlevenWon(incumbent) Republican 3,70734.8% RepublicanWalter D. MillerWon(incumbent) Republican 3,20030.0% DemocraticJack Seymour Democratic 2,25321.1% DemocraticPaul R. Venhuizen Democratic 1,50114.1% - Votes for listed candidates
- 4,086
- Election day
- November 7, 1972
- Seats
- 2
- District map
- Older district map (1972 to 1981)
South Dakota House of Representatives District 21, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share RepublicanLeslie J. KlevenWon Republican 2,14152.4% RepublicanWalter D. MillerWon(incumbent) Republican 1,94547.6% - Votes for listed candidates
- 16,648
- Election day
- November 3, 1970
- Seats
- 2
- District map
- Older district map (1966 to 1971)
South Dakota House of Representatives District 21, 1968 to 2024, 1970, every candidate Candidate Party Votes and share Share DemocraticKenneth KauthWon(incumbent) Democratic 4,92229.6% DemocraticMenno TschetterWon(incumbent) Democratic 4,61027.7% RepublicanJack Rogers Republican 3,79222.8% RepublicanPerry Lewis Republican 3,32420.0% - Votes for listed candidates
- 18,382
- Election day
- November 5, 1968
- Seats
- 2
- District map
- Older district map (1966 to 1971)
South Dakota House of Representatives District 21, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share DemocraticKenneth KauthWon Democratic 5,05827.5% DemocraticMenno TschetterWon Democratic 4,68725.5% RepublicanJack Rogers(incumbent) Republican 4,51624.6% RepublicanW. F. Sampson(incumbent) Republican 4,12122.4%
- 2024: MEDSL 2024 official precinct returns (individual_states zips), retrieved Oct 28, 2026. Compiled by MIT Election Data and Science Lab (MEDSL) from official returns; not an official source
- 1968 to 2022: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), retrieved Oct 28, 2026. Compiled by Carl Klarner (Harvard Dataverse) from official returns; not an official source
Last contest in this district on file: 2024.
2 seats.
Download and cite
Cite this page
Election Wrld. (2026). South Dakota House District 21, election results 1968 to 2024. https://www.electionwrld.com/sd/house/21. Retrieved October 30, 2026.
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Sources
Sources: Census TIGERweb Legislative MapServer (120th CDs layer 0, 119th CDs layer 4, 2026 SLD upper layer 1 and lower layer 2) (US Census Bureau, public domain), retrieved Oct 28, 2026; Open Civic Data division identifiers (census_autogenerated us_sldl/us_sldu and openstates state files); also (sld-recent.json): Open Civic Data division identifiers (country-us) (CC0 (repository); also (sld-recent.json): CC0 1.0), retrieved Oct 28, 2026; Open States people (current) CSVs (CC0-1.0 (Open States people data)), retrieved Oct 28, 2026, compiled by Open States volunteers and staff (rosters from state legislature sites) from official returns, not an official source; MEDSL 2024 official precinct returns (individual_states zips) (Not stated in the GitHub repository (an earlier label said "MIT (repo)", which the repository does not support). MEDSL's Harvard Dataverse records are CC0 1.0, but these GitHub files were not checksum-matched to the Dataverse files, so CC0 is not claimed for them.), retrieved Oct 28, 2026, compiled by MIT Election Data and Science Lab (MEDSL) from official returns, not an official source; State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse) (CC0 1.0), retrieved Oct 28, 2026, compiled by Carl Klarner (Harvard Dataverse) from official returns, not an official source.
District id: ocd-division/country:us/state:sd/sldl:21
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse)Data as of Oct 28, 2026