Michigan State Senate District 12

Tue, Nov 3 · Represented by Kevin Hertel Democratic · Member list as of Oct 28

John GoldwaterRepublican

No published poll names both candidates.Last result · 2022 general: Kevin Hertel (D) 50.2, Pamela Hornberger (R) 49.8

Kevin HertelDemocratic · Incumbent4 years since first win

Last election: Kevin Hertel (Democratic) won by 0.4 points, 2022
On the 2026 ballot: 2 candidates

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Side by side

Left column: GoldwaterRight column: Hertel

Donor-based spectrum: LiberalCentristConservativeHertelNo published score for Goldwater
Races: None listed; Won 4 of 4
Years since first win: Not available; 4

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

Kevin HertelIncumbentDemocratic
John GoldwaterRepublican

Source: mi-boe.entellitrak.com, dated Oct 28

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Official results for Michigan

History (14 elections for this seat)

Votes for listed candidates: 125,140
Election day: November 8, 2022
District map: Older district map (2022)

Michigan Senate District 12, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticKevin HertelWon	Democratic	62,77250.2%	50.2%
RepublicanPamela Hornberger	Republican	62,36849.8%	49.8%

Votes for listed candidates: 120,069
Election day: November 6, 2018
District map: Older district map (2014 to 2021)

Michigan Senate District 12, 1970 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
DemocraticRosemary BayerWon	Democratic	59,30249.4%	49.4%
RepublicanMichael D. McCready	Republican	58,36348.6%	48.6%
LibertarianJeff Pittel	Libertarian	2,4042.0%	2.0%

Votes for listed candidates: 87,184
Election day: November 4, 2014
District map: Older district map (2014 to 2021)

Michigan Senate District 12, 1970 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
RepublicanJim MarleauWon(incumbent)	Republican	50,11757.5%	57.5%
DemocraticPaul Secrest	Democratic	37,06742.5%	42.5%

Votes for listed candidates: 93,420
Election day: November 2, 2010
District map: Older district map (2002 to 2013)

Michigan Senate District 12, 1970 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
RepublicanJim MarleauWon	Republican	56,89460.9%	60.9%
DemocraticCasandra Ulbrich	Democratic	36,52639.1%	39.1%

Votes for listed candidates: 105,611
Election day: November 7, 2006
District map: Older district map (2002 to 2013)

Michigan Senate District 12, 1970 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
RepublicanMichael BishopWon(incumbent)	Republican	59,49856.3%	56.3%
DemocraticJoseph Barrera	Democratic	43,06940.8%	40.8%
LibertarianBrian Kelly	Libertarian	3,0442.9%	2.9%

Michigan Senate District 12, 1970 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
RepublicanMike BishopWon	Republican	54,56962.7%	62.7%
DemocraticThomas Werth	Democratic	32,41237.3%	37.3%

Votes for listed candidates: 87,438
Election day: November 3, 1998
District map: Older district map (1994 to 2001)

Michigan Senate District 12, 1970 to 2022, 1998, every candidate
Candidate	Party	Votes and share	Share
RepublicanDave JayeWon	Republican	54,11661.9%	61.9%
DemocraticDick Kennedy	Democratic	31,33935.8%	35.8%
LibertarianPaul Soyk	Libertarian	1,9832.3%	2.3%

Votes for listed candidates: 80,269
Election day: November 8, 1994
District map: Older district map (1994 to 2001)

Michigan Senate District 12, 1970 to 2022, 1994, every candidate
Candidate	Party	Votes and share	Share
RepublicanDoug CarlWon(incumbent)	Republican	56,49270.4%	70.4%
DemocraticMorton Kripke	Democratic	23,77729.6%	29.6%

Michigan Senate District 12, 1970 to 2022, 1990, every candidate
Candidate	Party	Votes and share	Share
DemocraticWilliam FaustWon(incumbent)	Democratic	32,575100.0%	100.0%

Votes for listed candidates: 45,819
Election day: November 4, 1986
District map: Older district map (1982 to 1993)

Michigan Senate District 12, 1970 to 2022, 1986, every candidate
Candidate	Party	Votes and share	Share
DemocraticWilliam FaustWon(incumbent)	Democratic	34,68275.7%	75.7%
RepublicanMatthew Bell	Republican	11,13624.3%	24.3%
Scattered write-ins	Write-in	10.0%	0.0%

Votes for listed candidates: 47,907
Election day: November 2, 1982
District map: Older district map (1982 to 1993)

Michigan Senate District 12, 1970 to 2022, 1982, every candidate
Candidate	Party	Votes and share	Share
DemocraticWilliam FaustWon(incumbent)	Democratic	46,20796.5%	96.5%
LibertarianRobert Mair	Libertarian	1,6983.5%	3.5%
Scattered write-ins	Write-in	20.0%	0.0%

Votes for listed candidates: 56,579
Election day: November 7, 1978
District map: Older district map (1974 to 1981)

Michigan Senate District 12, 1970 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticDavid A. PlaweckiWon(incumbent)	Democratic	43,43176.8%	76.8%
RepublicanVan A. Weimer	Republican	13,14823.2%	23.2%

Votes for listed candidates: 56,120
Election day: November 4, 1974
District map: Older district map (1974 to 1981)

Michigan Senate District 12, 1970 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticDavid A. PlaweckiWon(incumbent)	Democratic	43,86078.2%	78.2%
RepublicanRobert Lundh	Republican	12,26021.9%	21.9%

Votes for listed candidates: 75,370
Election day: November 3, 1970
District map: Older district map (1964 to 1973)

Michigan Senate District 12, 1970 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
DemocraticDavid A. PlaweckiWon	Democratic	39,68952.7%	52.7%
RepublicanN. Lorraine Beebe(incumbent)	Republican	35,00146.4%	46.4%
OtherPeter Bill	Other	6800.9%	0.9%

1970 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: 2022.

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Election Wrld. (2026). Michigan State Senate District 12, election results 1970 to 2022. https://www.electionwrld.com/mi/senate/12. 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; 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/sldu:12

DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY)Data as of Oct 28, 2026