Wisconsin State Senate District 23

Tue, Nov 3 · Represented by Jesse James Republican · Member list as of Oct 28Jesse James isn’t on the ballot for this seat

Jeff FosterDemocratic

District lines changed after the last result we have. That result isn't shown.

Romaine QuinnRepublican4 years since first win

Last result, older lines: Jesse James (Republican) was unopposed, 2022

Side by side

Left column: FosterRight column: Quinn

Donor-based spectrum: LiberalCentristConservativeQuinnNo published score for Foster

How these are counted

The spectrum is a published research score, not our rating. How this works.

More about this race

Open seat

The current holder, Jesse James, is not on the candidate list.

Source: elections.wi.gov, dated Oct 6

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Official results for Wisconsin

History (14 elections for this seat)

We don’t have results for the current lines.

Our source for older results, Carl Klarner’s State Legislative Election Returns, ends in 2022. The rows under History are from the older district with this number, which covered different territory.

Official results, Wisconsin Elections Commission

Wisconsin Senate District 23, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
RepublicanJesse JamesWon	Republican	56,39194.7%	94.7%
Scattered write-ins	Write-in	3,1365.3%	5.3%

Votes for listed candidates: 72,606
Election day: November 6, 2018
District map: Older district map (2012 to 2021)

Wisconsin Senate District 23, 1970 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
RepublicanKathy BernierWon	Republican	42,95859.2%	59.2%
DemocraticChris Kapsner	Democratic	29,63740.8%	40.8%
Scattered write-ins	Write-in	110.0%	0.0%

Votes for listed candidates: 64,721
Election day: November 4, 2014
District map: Older district map (2012 to 2021)

Wisconsin Senate District 23, 1970 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
RepublicanTerry MoultonWon(incumbent)	Republican	39,57761.1%	61.1%
DemocraticPhil Swanhorst	Democratic	25,13538.8%	38.8%
Scattered write-ins	Write-in	90.0%	0.0%

Votes for listed candidates: 59,866
Election day: November 2, 2010
District map: Older district map (2002 to 2011)

Wisconsin Senate District 23, 1970 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
RepublicanTerry MoultonWon	Republican	32,44854.2%	54.2%
DemocraticPat Kreitlow(incumbent)	Democratic	27,37545.7%	45.7%
Scattered write-ins	Write-in	430.1%	0.1%

Votes for listed candidates: 62,095
Election day: November 7, 2006
District map: Older district map (2002 to 2011)

Wisconsin Senate District 23, 1970 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
DemocraticPatrick J. KreitlowWon	Democratic	31,59050.9%	50.9%
RepublicanDavid Allen Zien(incumbent)	Republican	30,50549.1%	49.1%

Votes for listed candidates: 52,978
Election day: November 5, 2002
District map: Older district map (2002 to 2011)

Wisconsin Senate District 23, 1970 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
RepublicanDavid A. ZienWon(incumbent)	Republican	33,52663.3%	63.3%
DemocraticEarl A. Larson	Democratic	19,45236.7%	36.7%

Votes for listed candidates: 48,675
Election day: November 3, 1998
District map: Older district map (1992 to 2001)

Wisconsin Senate District 23, 1970 to 2022, 1998, every candidate
Candidate	Party	Votes and share	Share
RepublicanDavid A. ZienWon(incumbent)	Republican	29,72061.1%	61.1%
DemocraticPaul P. Gordon	Democratic	18,95538.9%	38.9%

Votes for listed candidates: 44,715
Election day: November 8, 1994
District map: Older district map (1992 to 2001)

Wisconsin Senate District 23, 1970 to 2022, 1994, every candidate
Candidate	Party	Votes and share	Share
RepublicanDavid A. ZienWon	Republican	29,04965.0%	65.0%
DemocraticPaul P. Gordon	Democratic	15,66635.0%	35.0%

Wisconsin Senate District 23, 1970 to 2022, 1990, every candidate
Candidate	Party	Votes and share	Share
DemocraticMarvin J. RoshellWon(incumbent)	Democratic	30,322100.0%	100.0%

Votes for listed candidates: 40,758
Election day: November 4, 1986
District map: Older district map (1984 to 1991)

Wisconsin Senate District 23, 1970 to 2022, 1986, every candidate
Candidate	Party	Votes and share	Share
DemocraticMarvin J. RoshellWon(incumbent)	Democratic	29,77373.0%	73.0%
RepublicanSisco	Republican	10,98426.9%	26.9%
Scattered write-ins	Write-in	10.0%	0.0%

Votes for listed candidates: 42,905
Election day: November 2, 1982
District map: Older district map (1982 to 1983)

Wisconsin Senate District 23, 1970 to 2022, 1982, every candidate
Candidate	Party	Votes and share	Share
DemocraticMarvin J. RoshellWon(incumbent)	Democratic	28,23865.8%	65.8%
RepublicanNorman Gillette	Republican	14,66434.2%	34.2%
Scattered write-ins	Write-in	30.0%	0.0%

Votes for listed candidates: 40,674
Election day: November 7, 1978
District map: Older district map (1972 to 1981)

Wisconsin Senate District 23, 1970 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticMarvin J. RoshellWon	Democratic	25,68963.2%	63.2%
RepublicanWilmer R. Waters	Republican	14,96136.8%	36.8%
Scattered write-ins	Write-in	240.1%	0.1%

Votes for listed candidates: 38,034
Election day: November 4, 1974
District map: Older district map (1972 to 1981)

Wisconsin Senate District 23, 1970 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticBruce S. PeloquinWon(incumbent)	Democratic	20,88754.9%	54.9%
RepublicanLawrence W. Durning	Republican	15,55840.9%	40.9%
OtherEugene William	Other	1,5884.2%	4.2%
Scattered write-ins	Write-in	10.0%	0.0%

Votes for listed candidates: 33,867
Election day: November 3, 1970
District map: Older district map (1964 to 1971)

Wisconsin Senate District 23, 1970 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
DemocraticBruce S. PeloquinWon	Democratic	17,42551.5%	51.5%
RepublicanJohn G. Marcon	Republican	16,44248.5%	48.5%

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

Only part of this chamber is up in a given cycle. Which districts vote on which date is not on file. Last contest in this district on file: 2022.

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Election Wrld. (2026). Wisconsin State Senate District 23, election results 1970 to 2022. https://www.electionwrld.com/wi/senate/23. 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.

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