Michigan State Senate District 4

Tue, Nov 3 · Represented by Darrin Camilleri Democratic · Member list as of Oct 28

Darrin CamilleriDemocratic · Incumbent4 years since first win

No published poll names both candidates.Last result · 2022 general: Darrin Camilleri (D) 55.3, Houston W. James (R) 44.7

Marcie GrzywaczRepublican

Show all 4 candidates on the ballot

Darrin CamilleriIncumbentDemocratic
Marcie GrzywaczRepublican
Beth Ann SociaOther(U.S. Taxpayers Party)
Walter WillisOther(Working Class Party)

Showing major-party nominees, incumbents and candidates with 5%+ in the latest poll or comparable fundraising.

Last election: Darrin Camilleri (Democratic) won by 10.6 points, 2022
On the 2026 ballot: 4 candidates

All State Senate districts

Side by side

Left column: CamilleriRight column: Grzywacz

Donor-based spectrum: LiberalCentristConservativeCamilleriNo published score for Grzywacz
Races: Won 4 of 4; 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

Darrin CamilleriIncumbentDemocratic
Marcie GrzywaczRepublican
Beth Ann SociaOther(U.S. Taxpayers Party)
Walter WillisOther(Working Class Party)

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

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Official results for Michigan

History (15 elections for this seat)

Votes for listed candidates: 116,349
Election day: November 8, 2022
District map: Older district map (2022)

Michigan Senate District 4, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticDarrin CamilleriWon	Democratic	64,38755.3%	55.3%
RepublicanHouston W. James	Republican	51,96244.7%	44.7%

Votes for listed candidates: 74,222
Election day: November 6, 2018
District map: Older district map (2014 to 2021)

Michigan Senate District 4, 1970 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
DemocraticMarshall BullockWon	Democratic	58,10778.3%	78.3%
RepublicanAngela Savino	Republican	16,11521.7%	21.7%

Michigan Senate District 4, 1970 to 2022, 2016, every candidate
Candidate	Party	Votes and share	Share
DemocraticIan ConyersWon	Democratic	69,30576.5%	76.5%
RepublicanKeith Franklin	Republican	21,22523.4%	23.4%

Votes for listed candidates: 61,018
Election day: November 4, 2014
District map: Older district map (2014 to 2021)

Michigan Senate District 4, 1970 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
DemocraticVirgil SmithWon(incumbent)	Democratic	49,97081.9%	81.9%
RepublicanKeith Franklin	Republican	11,04718.1%	18.1%
OtherHoward Worthy	Other	10.0%	0.0%

Votes for listed candidates: 44,894
Election day: November 2, 2010
District map: Older district map (2002 to 2013)

Michigan Senate District 4, 1970 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
DemocraticVirgil SmithWon	Democratic	42,72295.2%	95.2%
RepublicanFrederick Robinson II	Republican	1,2412.8%	2.8%
OtherD. Wilcoxon	Other	9312.1%	2.1%

Votes for listed candidates: 57,409
Election day: November 7, 2006
District map: Older district map (2002 to 2013)

Michigan Senate District 4, 1970 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
DemocraticSamuel Thomas IIIWon(incumbent)	Democratic	55,16396.1%	96.1%
RepublicanKaren Mastney Fobbs	Republican	2,2463.9%	3.9%

Votes for listed candidates: 56,018
Election day: November 5, 2002
District map: Older district map (2002 to 2013)

Michigan Senate District 4, 1970 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
DemocraticSamuel Thomas IIIWon	Democratic	53,61495.7%	95.7%
RepublicanKaren Mastney	Republican	2,4044.3%	4.3%

Votes for listed candidates: 59,543
Election day: November 3, 1998
District map: Older district map (1994 to 2001)

Michigan Senate District 4, 1970 to 2022, 1998, every candidate
Candidate	Party	Votes and share	Share
DemocraticJackie Vaughn IIIWon(incumbent)	Democratic	57,45896.5%	96.5%
RepublicanWilliam Johnson	Republican	2,0853.5%	3.5%

Votes for listed candidates: 65,580
Election day: November 8, 1994
District map: Older district map (1994 to 2001)

Michigan Senate District 4, 1970 to 2022, 1994, every candidate
Candidate	Party	Votes and share	Share
DemocraticJackie Vaughn IIIWon(incumbent)	Democratic	62,71595.6%	95.6%
RepublicanEunice Myles	Republican	2,8654.4%	4.4%

Michigan Senate District 4, 1970 to 2022, 1990, every candidate
Candidate	Party	Votes and share	Share
DemocraticDavid Holmes Jr.Won(incumbent)	Democratic	28,106100.0%	100.0%

Votes for listed candidates: 42,128
Election day: November 4, 1986
District map: Older district map (1982 to 1993)

Michigan Senate District 4, 1970 to 2022, 1986, every candidate
Candidate	Party	Votes and share	Share
DemocraticDavid Holmes Jr.Won(incumbent)	Democratic	37,92490.0%	90.0%
RepublicanLatanya Matthews	Republican	4,20010.0%	10.0%
Scattered write-ins	Write-in	40.0%	0.0%

Votes for listed candidates: 56,549
Election day: November 2, 1982
District map: Older district map (1982 to 1993)

Michigan Senate District 4, 1970 to 2022, 1982, every candidate
Candidate	Party	Votes and share	Share
DemocraticDavid Holmes Jr.Won(incumbent)	Democratic	52,15492.2%	92.2%
RepublicanHildegard R. Loebell	Republican	4,3957.8%	7.8%

Votes for listed candidates: 27,821
Election day: November 7, 1978
District map: Older district map (1974 to 1981)

Michigan Senate District 4, 1970 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticDavid Holmes Jr.Won(incumbent)	Democratic	24,14086.8%	86.8%
RepublicanEdgar C. Spand	Republican	3,67713.2%	13.2%
Scattered write-ins	Write-in	40.0%	0.0%

Votes for listed candidates: 33,659
Election day: November 4, 1974
District map: Older district map (1974 to 1981)

Michigan Senate District 4, 1970 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticDavid Holmes Jr.Won	Democratic	28,64385.1%	85.1%
RepublicanRichard A. Golden	Republican	4,20812.5%	12.5%
OtherJohn K. Daly	Other	3861.1%	1.1%
OtherSandra Knoll	Other	3281.0%	1.0%
OtherRichard Shannon Magraw	Other	940.3%	0.3%

Votes for listed candidates: 33,732
Election day: November 3, 1970
District map: Older district map (1964 to 1973)

Michigan Senate District 4, 1970 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
DemocraticColeman A. YoungWon(incumbent)	Democratic	29,90988.7%	88.7%
RepublicanMary Ann Johns	Republican	3,82311.3%	11.3%

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 4, election results 1970 to 2022. https://www.electionwrld.com/mi/senate/4. 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:4

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