South Dakota State Senate District 1
Tue, Nov 3 · Represented by Michael Rohl Republican · Member list as of Oct 28
Michael RohlRepublican · Incumbent6 years since first win
One candidate on the printed ballot.
- Last election
- Michael Rohl (Republican) was unopposed, 2024
- On the 2026 ballot
- 1 candidate
More about this race
Candidates on the ballot
Uncontested
One candidate on the printed ballot.
- Michael RohlIncumbentRepublican
Some names come from filing lists and may not be on the ballot.
Source: vip.sdsos.gov, dated Oct 28
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Official results for South Dakota
History (29 elections for this seat)
- Votes for listed candidates
- 8,449
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
South Dakota Senate District 1, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanMichael RohlWon Republican 8,449100.0% - Votes for listed candidates
- 10,354
- Election day
- November 8, 2022
- District map
- Older district map (2022)
South Dakota Senate District 1, 1968 to 2024, 2022, every candidate Candidate Party Votes and share Share RepublicanMichael RohlWon(incumbent) Republican 6,09858.9% IndependentSusan Wismer Independent 4,25641.1% - Votes for listed candidates
- 10,964
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
South Dakota Senate District 1, 1968 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanMichael RohlWon Republican 6,05155.2% DemocraticSusan Wismer(incumbent) Democratic 4,91344.8% - Votes for listed candidates
- 5,886
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
South Dakota Senate District 1, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share DemocraticSusan M. WismerWon Democratic 5,886100.0% - Votes for listed candidates
- 6,849
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
South Dakota Senate District 1, 1968 to 2024, 2016, every candidate Candidate Party Votes and share Share DemocraticJason FrerichsWon(incumbent) Democratic 6,849100.0% - Votes for listed candidates
- 5,653
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
South Dakota Senate District 1, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share DemocraticJason E. FrerichsWon(incumbent) Democratic 5,653100.0% - Votes for listed candidates
- 7,367
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
South Dakota Senate District 1, 1968 to 2024, 2012, every candidate Candidate Party Votes and share Share DemocraticJason FrerichsWon(incumbent) Democratic 7,367100.0% - Votes for listed candidates
- 5,629
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
South Dakota Senate District 1, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share DemocraticJason FrerichsWon Democratic 5,629100.0% - Votes for listed candidates
- 9,624
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
South Dakota Senate District 1, 1968 to 2024, 2008, every candidate Candidate Party Votes and share Share DemocraticGary D. HansonWon(incumbent) Democratic 5,16553.7% RepublicanLucas Lentsch Republican 4,45946.3% - Votes for listed candidates
- 6,491
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
South Dakota Senate District 1, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share DemocraticGary D. HansonWon(incumbent) Democratic 6,491100.0% - Votes for listed candidates
- 7,348
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
South Dakota Senate District 1, 1968 to 2024, 2004, every candidate Candidate Party Votes and share Share DemocraticGary D. HansonWon Democratic 7,348100.0% - Votes for listed candidates
- 9,567
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
South Dakota Senate District 1, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share DemocraticPaul SymensWon(incumbent) Democratic 6,73470.4% RepublicanGilbert Despiegler Republican 2,83329.6% - Votes for listed candidates
- 8,688
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
South Dakota Senate District 1, 1968 to 2024, 2000, every candidate Candidate Party Votes and share Share DemocraticPaul SymensWon(incumbent) Democratic 5,64264.9% RepublicanAlpha Behrns Republican 3,04635.1% - Votes for listed candidates
- 7,884
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
South Dakota Senate District 1, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share DemocraticPaul SymensWon(incumbent) Democratic 5,27967.0% RepublicanDean Nelson Republican 2,60533.0% - Votes for listed candidates
- 9,651
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
South Dakota Senate District 1, 1968 to 2024, 1996, every candidate Candidate Party Votes and share Share DemocraticPaul SymensWon Democratic 4,90350.8% RepublicanLee Schoenbeck(incumbent) Republican 4,74849.2% - Votes for listed candidates
- 9,313
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
South Dakota Senate District 1, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share RepublicanLee SchoenbeckWon Republican 4,66250.1% DemocraticPaul Symens(incumbent) Democratic 4,65149.9% - Votes for listed candidates
- 9,339
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
South Dakota Senate District 1, 1968 to 2024, 1992, every candidate Candidate Party Votes and share Share DemocraticPaul SymensWon(incumbent) Democratic 4,82351.6% RepublicanLee Schoenbeck Republican 4,51648.4% - Votes for listed candidates
- 5,973
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1983)
South Dakota Senate District 1, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share DemocraticPaul SymensWon(incumbent) Democratic 5,973100.0% - Votes for listed candidates
- 6,340
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1983)
South Dakota Senate District 1, 1968 to 2024, 1988, every candidate Candidate Party Votes and share Share DemocraticPaul SymensWon(incumbent) Democratic 6,340100.0% - Votes for listed candidates
- 8,508
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1983)
South Dakota Senate District 1, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share DemocraticPaul SymensWon Democratic 5,72767.3% RepublicanHarry G. Moshier Republican 2,78132.7% - Votes for listed candidates
- 6,359
- Election day
- November 6, 1984
- District map
- Older district map (1982 to 1983)
South Dakota Senate District 1, 1968 to 2024, 1984, every candidate Candidate Party Votes and share Share DemocraticCurtis JonesWon(incumbent) Democratic 6,359100.0% - Votes for listed candidates
- 5,800
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1983)
South Dakota Senate District 1, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share DemocraticCurtis JonesWon(incumbent) Democratic 5,800100.0% - Votes for listed candidates
- 5,477
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
South Dakota Senate District 1, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share DemocraticCurtis JonesWon(incumbent) Democratic 5,477100.0% - Election day
- November 7, 1978
- District map
- Older district map (1972 to 1981)
South Dakota Senate District 1, 1968 to 2024, 1978, every candidate Candidate Party Votes and share Share DemocraticCurtis JonesWon(incumbent) Democratic —— - Votes for listed candidates
- 8,334
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
South Dakota Senate District 1, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share DemocraticCurtis JonesWon(incumbent) Democratic 5,45265.4% RepublicanMaurice Voss Republican 2,88234.6% - Votes for listed candidates
- 7,881
- Election day
- November 4, 1974
- District map
- Older district map (1972 to 1981)
South Dakota Senate District 1, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share DemocraticCurtis JonesWon(incumbent) Democratic 5,29467.2% RepublicanMichael Nordquist Republican 2,58732.8% - Votes for listed candidates
- 8,922
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
South Dakota Senate District 1, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share DemocraticCurtis JonesWon(incumbent) Democratic 5,50861.7% RepublicanEugene Cornelius Republican 3,41438.3% - Votes for listed candidates
- 6,879
- Election day
- November 3, 1970
- District map
- Older district map (1966 to 1971)
South Dakota Senate District 1, 1968 to 2024, 1970, every candidate Candidate Party Votes and share Share DemocraticCurtis JonesWon Democratic 3,75954.6% RepublicanI. I. Kuske Republican 3,12045.4% - Votes for listed candidates
- 8,153
- Election day
- November 5, 1968
- District map
- Older district map (1966 to 1971)
South Dakota Senate District 1, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share DemocraticArthur W. JonesWon(incumbent) Democratic 4,26952.4% RepublicanFrank W. Whipple Republican 3,88447.6%
- 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.
Download and cite
Cite this page
Election Wrld. (2026). South Dakota State Senate District 1, election results 1968 to 2024. https://www.electionwrld.com/sd/senate/1. Retrieved October 31, 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/sldu:1
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY), MEDSL 2024 official precinct returnsData as of Oct 28, 2026