California State Senate District 6

Tue, Nov 3 · Represented by Roger Niello Republican · Member list as of Oct 28

Sean FrameDemocratic

Last result · 2022 general: Roger Niello (R) 55.7, Paula Villescaz (D) 44.3

Roger NielloRepublican · Incumbent4 years since first win

Earlier results: Richard Pan (Democratic) won by 39.1 points, 2018, older linesRichard Pan (Democratic) won by 7.7 points, 2014, older linesAll 14 elections

Side by side

Left column: FrameRight column: Niello

Donor-based spectrum: LiberalCentristConservativeNielloNo published score for Frame

How these are counted

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

Past results

Votes for listed candidates: 363,415
Election day: November 8, 2022
District map: Same as today

California Senate District 6, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
RepublicanRoger NielloWon	Republican	202,56955.7%	55.7%
DemocraticPaula Villescaz	Democratic	160,84644.3%	44.3%

Votes for listed candidates: 306,120
Election day: November 6, 2018
District map: Older district map (2012 to 2021)

California Senate District 6, 1970 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard PanWon(incumbent)	Democratic	212,90369.5%	69.5%
IndependentEric Frame	Independent	93,21730.4%	30.4%

Votes for listed candidates: 179,626
Election day: November 4, 2014
District map: Older district map (2012 to 2021)

California Senate District 6, 1970 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard PanWon	Democratic	96,68853.8%	53.8%
DemocraticRoger Dickinson	Democratic	82,93846.2%	46.2%

Votes for listed candidates: 224,888
Election day: November 2, 2010
District map: Older district map (2002 to 2011)

California Senate District 6, 1970 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
DemocraticDarrell SteinbergWon(incumbent)	Democratic	137,01260.9%	60.9%
RepublicanMarcel Weiland	Republican	70,72431.4%	31.4%
LibertarianSteve Torno	Libertarian	11,2365.0%	5.0%
OtherLanric Hyland	Other	5,9162.6%	2.6%

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.

All elections (14 for this seat)

Votes for listed candidates: 363,415
Election day: November 8, 2022
District map: Same as today

California Senate District 6, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
RepublicanRoger NielloWon	Republican	202,56955.7%	55.7%
DemocraticPaula Villescaz	Democratic	160,84644.3%	44.3%

Votes for listed candidates: 306,120
Election day: November 6, 2018
District map: Older district map (2012 to 2021)

California Senate District 6, 1970 to 2022, 2018, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard PanWon(incumbent)	Democratic	212,90369.5%	69.5%
IndependentEric Frame	Independent	93,21730.4%	30.4%

Votes for listed candidates: 179,626
Election day: November 4, 2014
District map: Older district map (2012 to 2021)

California Senate District 6, 1970 to 2022, 2014, every candidate
Candidate	Party	Votes and share	Share
DemocraticRichard PanWon	Democratic	96,68853.8%	53.8%
DemocraticRoger Dickinson	Democratic	82,93846.2%	46.2%

Votes for listed candidates: 224,888
Election day: November 2, 2010
District map: Older district map (2002 to 2011)

California Senate District 6, 1970 to 2022, 2010, every candidate
Candidate	Party	Votes and share	Share
DemocraticDarrell SteinbergWon(incumbent)	Democratic	137,01260.9%	60.9%
RepublicanMarcel Weiland	Republican	70,72431.4%	31.4%
LibertarianSteve Torno	Libertarian	11,2365.0%	5.0%
OtherLanric Hyland	Other	5,9162.6%	2.6%

Votes for listed candidates: 197,026
Election day: November 7, 2006
District map: Older district map (2002 to 2011)

California Senate District 6, 1970 to 2022, 2006, every candidate
Candidate	Party	Votes and share	Share
DemocraticDarrell SteinbergWon	Democratic	115,62858.7%	58.7%
RepublicanPaul R. Green Jr.	Republican	71,05136.1%	36.1%
OtherC. T. Weber	Other	5,5732.8%	2.8%
LibertarianAlana N. Garberoglio	Libertarian	4,7742.4%	2.4%

Votes for listed candidates: 172,733
Election day: November 5, 2002
District map: Older district map (2002 to 2011)

California Senate District 6, 1970 to 2022, 2002, every candidate
Candidate	Party	Votes and share	Share
DemocraticDeborah V. OrtizWon(incumbent)	Democratic	122,12670.7%	70.7%
LibertarianJason A. Sewell	Libertarian	44,97226.0%	26.0%
OtherYolanda Knaak	Other	5,6353.3%	3.3%

Votes for listed candidates: 233,420
Election day: November 3, 1998
District map: Older district map (1992 to 2001)

California Senate District 6, 1970 to 2022, 1998, every candidate
Candidate	Party	Votes and share	Share
DemocraticDeborah V. OrtizWon	Democratic	128,94955.2%	55.2%
RepublicanChris Quackenbush	Republican	96,22741.2%	41.2%
LibertarianGerald Klass	Libertarian	8,2443.5%	3.5%

Votes for listed candidates: 232,991
Election day: November 8, 1994
District map: Older district map (1992 to 2001)

California Senate District 6, 1970 to 2022, 1994, every candidate
Candidate	Party	Votes and share	Share
DemocraticLeroy F. GreeneWon(incumbent)	Democratic	125,13853.7%	53.7%
RepublicanDave Cox	Republican	107,85346.3%	46.3%

Votes for listed candidates: 236,042
Election day: November 6, 1990
District map: Older district map (1984 to 1991)

California Senate District 6, 1970 to 2022, 1990, every candidate
Candidate	Party	Votes and share	Share
DemocraticLeroy F. GreeneWon(incumbent)	Democratic	126,82753.7%	53.7%
RepublicanJoe Sullivan	Republican	95,38040.4%	40.4%
LibertarianLawrence R. Murray	Libertarian	13,8355.9%	5.9%

Votes for listed candidates: 229,330
Election day: November 4, 1986
District map: Older district map (1984 to 1991)

California Senate District 6, 1970 to 2022, 1986, every candidate
Candidate	Party	Votes and share	Share
DemocraticLeroy F. GreeneWon(incumbent)	Democratic	138,57160.4%	60.4%
RepublicanSandy Smoley	Republican	90,75939.6%	39.6%

Votes for listed candidates: 254,556
Election day: November 2, 1982
District map: Older district map (1982 to 1983)

California Senate District 6, 1970 to 2022, 1982, every candidate
Candidate	Party	Votes and share	Share
DemocraticLeroy F. GreeneWon	Democratic	135,33653.2%	53.2%
RepublicanJohn Doolittle(incumbent)	Republican	113,44444.6%	44.6%
OtherPhilip L. Sawyer	Other	5,7762.3%	2.3%

California Senate District 6, 1970 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
DemocraticJohn F. ForanWon	Democratic	96,76468.0%	68.0%
RepublicanMax Woods	Republican	45,43031.9%	31.9%

Votes for listed candidates: 148,554
Election day: November 4, 1974
District map: Older district map (1974 to 1981)

California Senate District 6, 1970 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
DemocraticGeorge R. MosconeWon(incumbent)	Democratic	112,79175.9%	75.9%
RepublicanMax Woods	Republican	30,72720.7%	20.7%
OtherRaymond O. Heaps	Other	5,0363.4%	3.4%

Votes for listed candidates: 157,413
Election day: November 3, 1970
District map: Older district map (1966 to 1973)

California Senate District 6, 1970 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
DemocraticAlan ShortWon(incumbent)	Democratic	105,00766.7%	66.7%
RepublicanMel Riddle	Republican	49,86931.7%	31.7%
OtherLenore Chalk	Other	2,5371.6%	1.6%

More about this race

Source: elections.cdn.sos.ca.gov (PDF), dated Aug 27

District map

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Election Wrld. (2026). California State Senate District 6, election results 1970 to 2022. https://www.electionwrld.com/ca/senate/6. 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