Minnesota State Senate District 18

Tue, Nov 3 · Represented by Nick Frentz Democratic · Member list as of Oct 28

Nick FrentzDemocratic · Incumbent4 years since first win

No published poll names both candidates.Last result · 2022 general: Nick Frentz (D) 57.8, Mark Wright (R) 42.1

Jackie HenryRepublican

Last election: Nick Frentz (Democratic) won by 15.7 points, 2022
On the 2026 ballot: 2 candidates

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Side by side

Left column: FrentzRight column: Henry

Donor-based spectrum: LiberalCentristConservativeFrentzNo published score for Henry
Races: Won 3 of 3; 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

Nick FrentzIncumbentDemocratic
Jackie HenryRepublican

Source: electionresultsfiles.sos.mn.gov, dated Oct 28

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More than one party
No member listed

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Official results for Minnesota

History (17 elections for this seat)

Votes for listed candidates: 33,119
Election day: November 8, 2022
District map: Older district map (2022)

Minnesota Senate District 18, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticNick FrentzWon(incumbent)	Democratic	19,13657.8%	57.8%
RepublicanMark Wright	Republican	13,94442.1%	42.1%
Scattered write-ins	Write-in	390.1%	0.1%

Votes for listed candidates: 43,949
Election day: November 3, 2020
District map: Older district map (2012 to 2021)

Minnesota Senate District 18, 1970 to 2022, 2020, every candidate
Candidate	Party	Votes and share	Share
RepublicanScott NewmanWon(incumbent)	Republican	31,35771.3%	71.3%
DemocraticChad R. Tschimperle	Democratic	12,53828.5%	28.5%
Scattered write-ins	Write-in	540.1%	0.1%

Votes for listed candidates: 39,528
Election day: November 8, 2016
District map: Older district map (2012 to 2021)

Minnesota Senate District 18, 1970 to 2022, 2016, every candidate
Candidate	Party	Votes and share	Share
RepublicanScott J. NewmanWon(incumbent)	Republican	26,34166.6%	66.6%
DemocraticAmy Wilde	Democratic	13,14833.3%	33.3%
Scattered write-ins	Write-in	390.1%	0.1%

Votes for listed candidates: 38,789
Election day: November 6, 2012
District map: Older district map (2012 to 2021)

Minnesota Senate District 18, 1970 to 2022, 2012, every candidate
Candidate	Party	Votes and share	Share
RepublicanScott J. NewmanWon(incumbent)	Republican	22,55658.1%	58.1%
DemocraticSteven Schiroo	Democratic	16,18041.7%	41.7%
Scattered write-ins	Write-in	530.1%	0.1%

Votes for listed candidates: 29,517
Election day: November 2, 2010
District map: Older district map (2002 to 2011)

Minnesota Senate District 18, 1970 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
RepublicanScott NewmanWon	Republican	16,58756.2%	56.2%
DemocraticHal Kimball	Democratic	10,82136.7%	36.7%
IndependentRichard Hoff	Independent	2,0837.1%	7.1%
Scattered write-ins	Write-in	260.1%	0.1%

Votes for listed candidates: 31,708
Election day: November 7, 2006
District map: Older district map (2002 to 2011)

Minnesota Senate District 18, 1970 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
RepublicanStephen DilleWon(incumbent)	Republican	19,65462.0%	62.0%
DemocraticHal Kimball	Democratic	12,05438.0%	38.0%

Votes for listed candidates: 31,229
Election day: November 5, 2002
District map: Older district map (2002 to 2011)

Minnesota Senate District 18, 1970 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
RepublicanSteve DilleWon(incumbent)	Republican	21,36868.4%	68.4%
DemocraticSheila D. Sudbeck	Democratic	8,85528.4%	28.4%
OtherPaul Murray	Other	1,0063.2%	3.2%

Votes for listed candidates: 40,005
Election day: November 7, 2000
District map: Older district map (1992 to 2001)

Minnesota Senate District 18, 1970 to 2022, 2000, every candidate
Candidate	Party	Votes and share	Share
DemocraticTwyla L. RingWon	Democratic	19,88449.7%	49.7%
RepublicanBruce Nelson	Republican	15,35438.4%	38.4%
OtherCurtis H. Lendt	Other	2,7496.9%	6.9%
OtherP. J. Richardson	Other	2,0185.0%	5.0%

Votes for listed candidates: 33,821
Election day: November 5, 1996
District map: Older district map (1992 to 2001)

Minnesota Senate District 18, 1970 to 2022, 1996, every candidate
Candidate	Party	Votes and share	Share
DemocraticJanet JohnsonWon(incumbent)	Democratic	18,79855.6%	55.6%
RepublicanDan Splittstoser	Republican	15,02344.4%	44.4%

Votes for listed candidates: 33,687
Election day: November 3, 1992
District map: Older district map (1992 to 2001)

Minnesota Senate District 18, 1970 to 2022, 1992, every candidate
Candidate	Party	Votes and share	Share
DemocraticJanet JohnsonWon(incumbent)	Democratic	21,53663.9%	63.9%
RepublicanBill Weinreich	Republican	12,15136.1%	36.1%

Votes for listed candidates: 27,685
Election day: November 6, 1990
District map: Older district map (1982 to 1991)

Minnesota Senate District 18, 1970 to 2022, 1990, every candidate
Candidate	Party	Votes and share	Share
DemocraticCharles R. DavisWon(incumbent)	Democratic	13,93850.3%	50.3%
RepublicanDan Stevens	Republican	13,74749.7%	49.7%

Votes for listed candidates: 21,637
Election day: November 4, 1986
District map: Older district map (1982 to 1991)

Minnesota Senate District 18, 1970 to 2022, 1986, every candidate
Candidate	Party	Votes and share	Share
DemocraticCharles R. DavisWon(incumbent)	Democratic	12,12256.0%	56.0%
RepublicanMark Sawyer	Republican	9,51544.0%	44.0%

Votes for listed candidates: 25,613
Election day: November 2, 1982
District map: Older district map (1982 to 1991)

Minnesota Senate District 18, 1970 to 2022, 1982, every candidate
Candidate	Party	Votes and share	Share
DemocraticCharles R. DavisWon(incumbent)	Democratic	16,15963.1%	63.1%
RepublicanWalt Pederson	Republican	9,45436.9%	36.9%

Votes for listed candidates: 36,518
Election day: November 4, 1980
District map: Older district map (1972 to 1981)

Minnesota Senate District 18, 1970 to 2022, 1980, every candidate
Candidate	Party	Votes and share	Share
DemocraticCharles R. DavisWon	Democratic	20,97957.5%	57.5%
RepublicanBrad Larson	Republican	15,53942.5%	42.5%

Votes for listed candidates: 32,473
Election day: November 2, 1976
District map: Older district map (1972 to 1981)

Minnesota Senate District 18, 1970 to 2022, 1976, every candidate
Candidate	Party	Votes and share	Share
RepublicanRobert DunnWon(incumbent)	Republican	17,81154.9%	54.9%
DemocraticMert Auger	Democratic	14,66245.1%	45.1%

Minnesota Senate District 18, 1970 to 2022, 1972, every candidate
Candidate	Party	Votes and share	Share
NonpartisanRobert DunnWon	Other	18,09671.0%	71.0%
NonpartisanGerald L. Odonnell	Other	7,37228.9%	28.9%

Votes for listed candidates: 17,310
Election day: November 3, 1970
District map: Older district map (1966 to 1971)

Minnesota Senate District 18, 1970 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
NonpartisanHoward D. OlsonWon	Other	9,09652.5%	52.5%
NonpartisanWalter J. Franz(incumbent)	Other	8,21447.5%	47.5%

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

Last contest in this district on file: 2022.

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Election Wrld. (2026). Minnesota State Senate District 18, election results 1970 to 2022. https://www.electionwrld.com/mn/senate/18. Retrieved October 30, 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:mn/sldu:18

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