ID
Idaho Senate District 12
Tue, Nov 3 · Represented by Ben Adams Republican · Member list as of Oct 28
Ben AdamsRepublican · Incumbent4 years since first win on fileKrystal FlippenceDemocratic
No published poll names both candidates.Last result · 2024 general: Ben Adams (R) 100.0
- Last election
- Ben Adams (Republican) was unopposed, 2024
- On the 2026 ballot
- 2 candidates
Side by side
Left column: AdamsRight column: Flippence
- Donor-based spectrum
- LiberalCentristConservativeAdamsNo published score for Flippence
- Races won and lost
- 3-0
- None on file
- Years since first win on file
- 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
- Krystal FlippenceDemocratic
- Ben AdamsIncumbentRepublican
Source: run.voteidaho.gov, dated Oct 28
All Senate districts
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- Democratic
- Republican
- Independent
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- More than one party
- No member on file
List every Senate district (35)
- State Senate District 1· Jim Woodward
- State Senate District 2· Phil Hart
- State Senate District 3· Doug Okuniewicz
- State Senate District 4· Ben Toews
- State Senate District 5· Carl Bjerke
- State Senate District 6· Dan Foreman
- State Senate District 7· Cindy Carlson
- State Senate District 8· Christy Zito
- State Senate District 9· Brandon Shippy
- State Senate District 10· Tammy Nichols
- State Senate District 11· Camille Blaylock
- State Senate District 12· Ben Adams
- State Senate District 13· Brian Lenney
- State Senate District 14· Scott Grow
- State Senate District 15· Codi Galloway
- State Senate District 16· Ali Rabe
- State Senate District 17· Carrie Semmelroth
- State Senate District 18· Janie Ward-Engelking
- State Senate District 19· Melissa Wintrow
- State Senate District 20· Josh Keyser
- State Senate District 21· Treg Bernt
- State Senate District 22· Lori Den Hartog
- State Senate District 23· Todd Lakey
- State Senate District 24· Glenneda Zuiderveld
- State Senate District 25· Josh Kohl
- State Senate District 26· Ron Taylor
- State Senate District 27· Kelly Anthon
- State Senate District 28· Jim Guthrie
- State Senate District 29· James Ruchti
- State Senate District 30· Julie VanOrden
- State Senate District 31· Van Burtenshaw
- State Senate District 32· Kevin Cook
- State Senate District 33· Dave Lent
- State Senate District 34· Doug Ricks
- State Senate District 35· Mark Harris
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History (29 elections for this seat)
- Votes for listed candidates
- 17,241
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
Idaho Senate District 12, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanBen AdamsWon Republican 17,241100.0% - Votes for listed candidates
- 10,044
- Election day
- November 8, 2022
- District map
- Older district map (2022)
Idaho Senate District 12, 1968 to 2024, 2022, every candidate Candidate Party Votes and share Share RepublicanBen AdamsWon Republican 10,044100.0% - Votes for listed candidates
- 20,754
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
Idaho Senate District 12, 1968 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanTodd LakeyWon(incumbent) Republican 14,50969.9% DemocraticChelle Gluch Democratic 6,24530.1% - Votes for listed candidates
- 13,964
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Idaho Senate District 12, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share RepublicanTodd LakeyWon(incumbent) Republican 9,08965.1% DemocraticChelle Gluch Democratic 4,87534.9% - Votes for listed candidates
- 16,084
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
Idaho Senate District 12, 1968 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanTodd LakeyWon(incumbent) Republican 11,67272.6% DemocraticChelle Gluch Democratic 4,41227.4% - Votes for listed candidates
- 9,636
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Idaho Senate District 12, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share RepublicanTodd LakeyWon(incumbent) Republican 6,61568.7% DemocraticHeidi J. Knittel Democratic 3,02131.4% - Votes for listed candidates
- 14,728
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Idaho Senate District 12, 1968 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanTodd LakeyWon Republican 9,97667.7% DemocraticMelissa Sue Robinson Democratic 4,75232.3% - Votes for listed candidates
- 8,220
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
Idaho Senate District 12, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanCurtis D. McKenzieWon(incumbent) Republican 5,98572.8% DemocraticLeta Neustaedter Democratic 2,23527.2% - Votes for listed candidates
- 10,644
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Idaho Senate District 12, 1968 to 2024, 2008, every candidate Candidate Party Votes and share Share RepublicanCurt McKenzieWon(incumbent) Republican 10,644100.0% - Votes for listed candidates
- 8,503
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Idaho Senate District 12, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share RepublicanCurt McKenzieWon(incumbent) Republican 5,59465.8% DemocraticDonald McMurrian Democratic 2,90934.2% - Votes for listed candidates
- 10,417
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
Idaho Senate District 12, 1968 to 2024, 2004, every candidate Candidate Party Votes and share Share RepublicanCurt McKenzieWon(incumbent) Republican 10,417100.0% - Votes for listed candidates
- 8,313
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Idaho Senate District 12, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share RepublicanCurt McKenzieWon Republican 5,07461.0% DemocraticKarl Malott Democratic 2,94235.4% LibertarianMichael J. Kotts Libertarian 2973.6% - Votes for listed candidates
- 13,226
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
Idaho Senate District 12, 1968 to 2024, 2000, every candidate Candidate Party Votes and share Share RepublicanJ. L. ThorneWon(incumbent) Republican 11,02983.4% OtherEarl Marvin Day Other 2,19716.6% - Votes for listed candidates
- 10,048
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Idaho Senate District 12, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share RepublicanJ. L. ThorneWon(incumbent) Republican 10,048100.0% - Votes for listed candidates
- 13,598
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
Idaho Senate District 12, 1968 to 2024, 1996, every candidate Candidate Party Votes and share Share RepublicanJ. L. ThorneWon(incumbent) Republican 10,53877.5% DemocraticAngelita Garcia Jimenez Democratic 3,06022.5% - Votes for listed candidates
- 10,314
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Idaho Senate District 12, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share RepublicanJ. L. ThorneWon(incumbent) Republican 10,314100.0% - Votes for listed candidates
- 9,898
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Idaho Senate District 12, 1968 to 2024, 1992, every candidate Candidate Party Votes and share Share RepublicanJ. L. ThorneWon(incumbent) Republican 9,898100.0% - Votes for listed candidates
- 6,189
- Election day
- November 6, 1990
- District map
- Older district map (1984 to 1991)
Idaho Senate District 12, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share DemocraticClaire WetherellWon(incumbent) Democratic 3,77461.0% RepublicanPete Nielsen Republican 2,41539.0% - Votes for listed candidates
- 8,070
- Election day
- November 8, 1988
- District map
- Older district map (1984 to 1991)
Idaho Senate District 12, 1968 to 2024, 1988, every candidate Candidate Party Votes and share Share DemocraticClaire WetherellWon(incumbent) Democratic 4,60357.0% RepublicanCarleen Lord Republican 3,46743.0% - Votes for listed candidates
- 7,627
- Election day
- November 4, 1986
- District map
- Older district map (1984 to 1991)
Idaho Senate District 12, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share DemocraticClaire WetherellWon Democratic 4,47358.6% RepublicanWalter Yarbrough(incumbent) Republican 3,15441.4% - Votes for listed candidates
- 8,534
- Election day
- November 6, 1984
- District map
- Older district map (1984 to 1991)
Idaho Senate District 12, 1968 to 2024, 1984, every candidate Candidate Party Votes and share Share RepublicanWalter YarbroughWon(incumbent) Republican 4,54053.2% DemocraticClaire Wetherell(incumbent) Democratic 3,99446.8% - Votes for listed candidates
- 7,885
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1983)
Idaho Senate District 12, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share DemocraticTerry ReillyWon Democratic 4,19353.2% RepublicanLeon H. Swenson(incumbent) Republican 3,69246.8% - Votes for listed candidates
- 10,080
- Election day
- November 4, 1980
- District map
- Older district map (1976 to 1981)
Idaho Senate District 12, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share RepublicanLeon H. SwensonWon(incumbent) Republican 5,32552.8% DemocraticTerry Reilly Democratic 4,75547.2% - Votes for listed candidates
- 6,453
- Election day
- November 7, 1978
- District map
- Older district map (1976 to 1981)
Idaho Senate District 12, 1968 to 2024, 1978, every candidate Candidate Party Votes and share Share RepublicanLeon H. SwensonWon(incumbent) Republican 3,60455.9% DemocraticBill Staten Democratic 2,84944.1% - Votes for listed candidates
- 5,524
- Election day
- November 2, 1976
- District map
- Older district map (1976 to 1981)
Idaho Senate District 12, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share RepublicanLeon H. SwensonWon(incumbent) Republican 5,524100.0% - Votes for listed candidates
- 5,131
- Election day
- November 4, 1974
- District map
- Older district map (1974 to 1975)
Idaho Senate District 12, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share RepublicanLeon H. SwensonWon(incumbent) Republican 5,131100.0% - Votes for listed candidates
- 5,609
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1973)
Idaho Senate District 12, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share RepublicanLeon H. SwensonWon(incumbent) Republican 5,609100.0% - Votes for listed candidates
- 7,077
- Election day
- November 3, 1970
- District map
- Older district map (1966 to 1971)
Idaho Senate District 12, 1968 to 2024, 1970, every candidate Candidate Party Votes and share Share RepublicanLeon H. SwensonWon(incumbent) Republican 3,91455.3% DemocraticUna Dell Coles Democratic 3,16344.7% - Votes for listed candidates
- 8,042
- Election day
- November 5, 1968
- District map
- Older district map (1966 to 1971)
Idaho Senate District 12, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share RepublicanLeon H. SwensonWon Republican 4,77959.4% DemocraticCecil W. Stanley Democratic 3,26340.6%
- 2024: MEDSL 2024 official precinct returns (individual_states zips), retrieved Oct 28, 2026. Compiled by MIT Election Data and Science Lab (MEDSL) from official returns; not an official source
- 1968 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: 2024.
Download and cite
Cite this page
Election Wrld. (2026). Idaho Senate District 12, election results 1968 to 2024. https://www.electionwrld.com/id/senate/12. 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; MEDSL 2024 official precinct returns (individual_states zips) (Not stated in the GitHub repository (an earlier label said "MIT (repo)", which the repository does not support). MEDSL's Harvard Dataverse records are CC0 1.0, but these GitHub files were not checksum-matched to the Dataverse files, so CC0 is not claimed for them.), retrieved Oct 28, 2026, compiled by MIT Election Data and Science Lab (MEDSL) 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:id/sldu:12
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY)Data as of Oct 28, 2026