Michigan State House District 20
Tue, Nov 3 · Represented by Noah Arbit Democratic · Member list as of Oct 28
Noah ArbitDemocratic · Incumbent4 years since first winS. David SullivanRepublican
No published poll names both candidates.Last result · 2024 general: Noah Arbit (D) 53.2, Brendan Cowley (R) 46.8
- Last election
- Noah Arbit (Democratic) won by 6.4 points, 2024
- On the 2026 ballot
- 2 candidates
Side by side
Left column: ArbitRight column: Sullivan
- Donor-based spectrum
- LiberalCentristConservativeArbitNo published score for Sullivan
- Races
- Won 2 of 2
- None listed
- Years since first win
- 4
- Not available
How these are counted
The spectrum is a published research score, not our rating. How this works. Wins and losses count the races in our results files, the same as each profile.
More about this race
Candidates on the ballot
- Noah ArbitIncumbentDemocratic
- S. David SullivanRepublican
Source: mi-boe.entellitrak.com, dated Oct 28
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- Democratic
- Republican
- Independent
- Nonpartisan
- More than one party
- No member listed
Map settings
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History (29 elections for this seat)
- Votes for listed candidates
- 59,673
- Election day
- November 5, 2024
- District map
- Older district map (2024)
Michigan House of Representatives District 20, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share DemocraticNoah ArbitWon Democratic 31,76453.2% RepublicanBrendan Cowley Republican 27,90946.8% - Votes for listed candidates
- 49,127
- Election day
- November 8, 2022
- District map
- Older district map (2022)
Michigan House of Representatives District 20, 1968 to 2024, 2022, every candidate Candidate Party Votes and share Share DemocraticNoah ArbitWon Democratic 27,82456.6% RepublicanAlbert Mansour Republican 21,30343.4% - Votes for listed candidates
- 59,965
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
Michigan House of Representatives District 20, 1968 to 2024, 2020, every candidate Candidate Party Votes and share Share DemocraticMatt KoleszarWon(incumbent) Democratic 33,03455.1% RepublicanJohn Lacny Republican 26,93144.9% - Votes for listed candidates
- 48,227
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Michigan House of Representatives District 20, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share DemocraticMatt KoleszarWon Democratic 24,79751.4% RepublicanJeff Noble(incumbent) Republican 23,43048.6% - Votes for listed candidates
- 51,208
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
Michigan House of Representatives District 20, 1968 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanJeff NobleWon Republican 27,44053.6% DemocraticColleen Pobur Democratic 23,76846.4% - Votes for listed candidates
- 34,884
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Michigan House of Representatives District 20, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share RepublicanKurt HeiseWon(incumbent) Republican 21,42561.4% DemocraticNate Smith-Tyge Democratic 13,45938.6% - Votes for listed candidates
- 48,803
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Michigan House of Representatives District 20, 1968 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanKurt HeiseWon(incumbent) Republican 27,35756.1% DemocraticTim Roraback Democratic 21,44643.9% - Votes for listed candidates
- 36,048
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
Michigan House of Representatives District 20, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanKurt HeiseWon Republican 20,92058.0% DemocraticJoan Wadsworth Democratic 15,12842.0% - Votes for listed candidates
- 51,557
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Michigan House of Representatives District 20, 1968 to 2024, 2008, every candidate Candidate Party Votes and share Share DemocraticMarc R. CorriveauWon(incumbent) Democratic 30,41559.0% RepublicanJerry Vorva Republican 21,14241.0% - Votes for listed candidates
- 39,202
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Michigan House of Representatives District 20, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share DemocraticMarc R. CorriveauWon Democratic 20,05651.2% RepublicanMark J. Abbo Republican 19,14648.8% - Votes for listed candidates
- 48,180
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
Michigan House of Representatives District 20, 1968 to 2024, 2004, every candidate Candidate Party Votes and share Share RepublicanJohn StewartWon(incumbent) Republican 28,73259.6% DemocraticMarc R. Corriveau Democratic 19,44840.4% - Votes for listed candidates
- 32,518
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Michigan House of Representatives District 20, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share RepublicanJohn StewartWon(incumbent) Republican 19,91061.2% DemocraticMark Blackwell Democratic 11,58135.6% LibertarianJames Dean Libertarian 1,0273.2% - Votes for listed candidates
- 47,186
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
Michigan House of Representatives District 20, 1968 to 2024, 2000, every candidate Candidate Party Votes and share Share RepublicanJohn StewartWon Republican 30,42764.5% DemocraticDavid Gray Democratic 16,75935.5% - Votes for listed candidates
- 37,115
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Michigan House of Representatives District 20, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share RepublicanGerald LawWon(incumbent) Republican 27,06272.9% DemocraticFred Diiacovo Democratic 8,86023.9% LibertarianDoug MacDonald Libertarian 1,1933.2% - Votes for listed candidates
- 43,455
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
Michigan House of Representatives District 20, 1968 to 2024, 1996, every candidate Candidate Party Votes and share Share RepublicanGerald LawWon(incumbent) Republican 29,87568.8% DemocraticDeborah Hoadley Democratic 13,58031.3% - Votes for listed candidates
- 37,722
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Michigan House of Representatives District 20, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share RepublicanGerald LawWon Republican 25,32067.1% DemocraticCarolyn Blanchard Democratic 12,40232.9% - Votes for listed candidates
- 30,113
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Michigan House of Representatives District 20, 1968 to 2024, 1992, every candidate Candidate Party Votes and share Share RepublicanJerry VorvaWon Republican 30,113100.0% - Votes for listed candidates
- 24,119
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
Michigan House of Representatives District 20, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share RepublicanClaude TrimWon(incumbent) Republican 16,61068.9% DemocraticRonald Bowman Democratic 7,50931.1% - Votes for listed candidates
- 34,165
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1991)
Michigan House of Representatives District 20, 1968 to 2024, 1988, every candidate Candidate Party Votes and share Share RepublicanClaude TrimWon(incumbent) Republican 22,34465.4% DemocraticGeorge Montgomery Democratic 11,60134.0% OtherRichard Prince Other 2200.6% - Votes for listed candidates
- 22,142
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Michigan House of Representatives District 20, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share RepublicanClaude TrimWon(incumbent) Republican 14,67566.3% DemocraticDale Morris Democratic 7,46633.7% Scattered write-ins Write-in 10.0% - Votes for listed candidates
- 32,897
- Election day
- November 6, 1984
- District map
- Older district map (1982 to 1991)
Michigan House of Representatives District 20, 1968 to 2024, 1984, every candidate Candidate Party Votes and share Share RepublicanClaude TrimWon Republican 23,47871.4% DemocraticDavid Youngquist Democratic 8,91227.1% LibertarianWayne Hollander Libertarian 5071.5% - Votes for listed candidates
- 27,727
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Michigan House of Representatives District 20, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share RepublicanRudy NicholsWon Republican 13,44848.5% DemocraticRobert J. Seeterlin Democratic 12,78646.1% OtherDavid D. Lehman Other 1,4915.4% Scattered write-ins Write-in 20.0% - Votes for listed candidates
- 15,127
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
Michigan House of Representatives District 20, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share DemocraticJuanita WatkinsWon(incumbent) Democratic 15,127100.0% - Votes for listed candidates
- 11,085
- Election day
- November 7, 1978
- District map
- Older district map (1972 to 1981)
Michigan House of Representatives District 20, 1968 to 2024, 1978, every candidate Candidate Party Votes and share Share DemocraticJuanita WatkinsWon Democratic 9,12982.3% RepublicanElmer Dearing Republican 1,95617.6% - Votes for listed candidates
- 15,555
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
Michigan House of Representatives District 20, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share DemocraticRosetta FergusonWon(incumbent) Democratic 15,21197.8% RepublicanWilliam B. Krebaum Republican 3422.2% Scattered write-ins Write-in 20.0% - Votes for listed candidates
- 13,672
- Election day
- November 4, 1974
- District map
- Older district map (1972 to 1981)
Michigan House of Representatives District 20, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share DemocraticRosetta FergusonWon(incumbent) Democratic 11,21382.0% RepublicanJohn S. Cleland Republican 2,45918.0% - Votes for listed candidates
- 20,692
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
Michigan House of Representatives District 20, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share DemocraticRosetta FergusonWon(incumbent) Democratic 16,68680.6% RepublicanMartha S. Williams Republican 4,00619.4% - Votes for listed candidates
- 17,895
- Election day
- November 3, 1970
- District map
- Older district map (1964 to 1971)
Michigan House of Representatives District 20, 1968 to 2024, 1970, every candidate Candidate Party Votes and share Share DemocraticGeorge MontgomeryWon(incumbent) Democratic 15,99789.4% RepublicanPaul W. Staub Republican 1,89810.6% - Votes for listed candidates
- 23,862
- Election day
- November 5, 1968
- District map
- Older district map (1964 to 1971)
Michigan House of Representatives District 20, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share DemocraticGeorge MontgomeryWon(incumbent) Democratic 20,27285.0% RepublicanNorman Roy Williams Republican 3,59015.0%
- 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). Michigan State House District 20, election results 1968 to 2024. https://www.electionwrld.com/mi/house/20. 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:mi/sldl:20
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