Michigan State Senate District 15

Tue, Nov 3 · Represented by Jeff Irwin Democratic (not a candidate in 2026) · Member list as of Oct 28

No published poll names both candidates.Last result · 2022 general (different candidates): Jeff Irwin (D) 74.2, Scott Price (R) 25.9

Jason RogersRepublican

Last election: Jeff Irwin (Democratic) won by 48.3 points, 2022
On the 2026 ballot: 2 candidates

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More about this race

Candidates on the ballot

Open seat

The current holder, Jeff Irwin, is not on the candidate list.

Felicia BrabecDemocratic
Jason RogersRepublican

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: 120,571
Election day: November 8, 2022
District map: Older district map (2022)

Michigan Senate District 15, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticJeff IrwinWon(incumbent)	Democratic	89,39974.2%	74.2%
RepublicanScott Price	Republican	31,17225.9%	25.9%

Michigan Senate District 15, 1970 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
RepublicanJim RunestadWon	Republican	67,35251.7%	51.7%
DemocraticJulia Pulver	Democratic	62,93648.3%	48.3%

Votes for listed candidates: 90,286
Election day: November 4, 2014
District map: Older district map (2014 to 2021)

Michigan Senate District 15, 1970 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
RepublicanMike KowallWon(incumbent)	Republican	52,79758.5%	58.5%
DemocraticMichael Smith	Democratic	37,48941.5%	41.5%

Michigan Senate District 15, 1970 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
RepublicanMike KowallWon	Republican	65,21662.4%	62.4%
DemocraticPam Jackson	Democratic	39,23337.6%	37.6%

Votes for listed candidates: 115,425
Election day: November 7, 2006
District map: Older district map (2002 to 2013)

Michigan Senate District 15, 1970 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
RepublicanNancy CassisWon(incumbent)	Republican	66,54257.6%	57.6%
DemocraticRay Raczkowski	Democratic	45,78239.7%	39.7%
LibertarianNathan E. Allen	Libertarian	3,1012.7%	2.7%

Votes for listed candidates: 95,228
Election day: November 5, 2002
District map: Older district map (2002 to 2013)

Michigan Senate District 15, 1970 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
RepublicanNancy CassisWon	Republican	57,58360.5%	60.5%
DemocraticSean Carlson	Democratic	35,30537.1%	37.1%
OtherSean Sullivan	Other	2,3402.5%	2.5%

Michigan Senate District 15, 1970 to 2022, 1998, every candidate
Candidate	Party	Votes and share	Share
RepublicanWillis BullardWon	Republican	62,84761.5%	61.5%
DemocraticS. Fuller	Democratic	39,41438.5%	38.5%

Votes for listed candidates: 101,667
Election day: November 8, 1994
District map: Older district map (1994 to 2001)

Michigan Senate District 15, 1970 to 2022, 1994, every candidate
Candidate	Party	Votes and share	Share
RepublicanDave HonigmanWon(incumbent)	Republican	65,59264.5%	64.5%
DemocraticVicki Barnett	Democratic	32,35731.8%	31.8%
LibertarianDavid Thompson	Libertarian	3,7183.7%	3.7%

Votes for listed candidates: 83,598
Election day: November 6, 1990
District map: Older district map (1982 to 1993)

Michigan Senate District 15, 1970 to 2022, 1990, every candidate
Candidate	Party	Votes and share	Share
DemocraticJack FaxonWon(incumbent)	Democratic	43,48152.0%	52.0%
RepublicanDenise Alexander	Republican	38,49746.0%	46.0%
LibertarianSteven Silver	Libertarian	1,6201.9%	1.9%

Votes for listed candidates: 73,823
Election day: November 4, 1986
District map: Older district map (1982 to 1993)

Michigan Senate District 15, 1970 to 2022, 1986, every candidate
Candidate	Party	Votes and share	Share
DemocraticJack FaxonWon(incumbent)	Democratic	46,22262.6%	62.6%
RepublicanFrank Brock	Republican	27,60137.4%	37.4%

Votes for listed candidates: 91,695
Election day: November 2, 1982
District map: Older district map (1982 to 1993)

Michigan Senate District 15, 1970 to 2022, 1982, every candidate
Candidate	Party	Votes and share	Share
DemocraticJack FaxonWon(incumbent)	Democratic	50,95755.6%	55.6%
RepublicanJohn Anderson	Republican	39,82743.4%	43.4%
LibertarianGordon N. Beerbower	Libertarian	9111.0%	1.0%

Votes for listed candidates: 86,105
Election day: November 7, 1978
District map: Older district map (1974 to 1981)

Michigan Senate District 15, 1970 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticDoug RossWon	Democratic	54,09762.8%	62.8%
RepublicanMarkus S. Simon	Republican	32,00437.2%	37.2%
Scattered write-ins	Write-in	40.0%	0.0%

Votes for listed candidates: 76,474
Election day: November 4, 1974
District map: Older district map (1974 to 1981)

Michigan Senate District 15, 1970 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticDaniel S. CooperWon(incumbent)	Democratic	48,78263.8%	63.8%
RepublicanLee A. Coppock	Republican	27,69036.2%	36.2%
Scattered write-ins	Write-in	20.0%	0.0%

Votes for listed candidates: 74,847
Election day: November 3, 1970
District map: Older district map (1964 to 1973)

Michigan Senate District 15, 1970 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
DemocraticDaniel S. CooperWon	Democratic	52,09069.6%	69.6%
RepublicanDonald Black	Republican	22,75730.4%	30.4%

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 15, election results 1970 to 2022. https://www.electionwrld.com/mi/senate/15. 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:15

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