Missouri State House District 90
Tue, Nov 3 · Represented by Mark Boyko Democratic · Member list as of Oct 28
Mark BoykoDemocratic · Incumbent2 years since first win
One candidate on the printed ballot.
- Last election
- Mark Boyko (Democratic) won by 21.2 points, 2024
- On the 2026 ballot
- 1 candidate
More about this race
Candidates on the ballot
Uncontested
One candidate on the printed ballot.
- Mark BoykoIncumbentDemocratic
Source: sos.mo.gov (PDF), dated Aug 25
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- Independent
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- More than one party
- No member listed
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History (30 elections for this seat)
- Votes for listed candidates
- 22,544
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
Missouri House of Representatives District 90, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share DemocraticMark BoykoWon Democratic 13,67060.6% RepublicanScott Mathewson Republican 8,87439.4% - Votes for listed candidates
- 18,150
- Election day
- November 8, 2022
- District map
- Older district map (2022)
Missouri House of Representatives District 90, 1968 to 2024, 2022, every candidate Candidate Party Votes and share Share DemocraticBarbara PhiferWon(incumbent) Democratic 11,35562.6% RepublicanGary Albert Bokermann Jr. Republican 6,79537.4% - Votes for listed candidates
- 24,433
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
Missouri House of Representatives District 90, 1968 to 2024, 2020, every candidate Candidate Party Votes and share Share DemocraticBarbara PhiferWon Democratic 13,85856.7% RepublicanAnne Landers Republican 10,57543.3% - Votes for listed candidates
- 15,809
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Missouri House of Representatives District 90, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share DemocraticDeb LavenderWon(incumbent) Democratic 15,809100.0% - Votes for listed candidates
- 23,058
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
Missouri House of Representatives District 90, 1968 to 2024, 2016, every candidate Candidate Party Votes and share Share DemocraticDeb LavenderWon(incumbent) Democratic 12,84455.7% RepublicanMark Milton Republican 10,21444.3% - Votes for listed candidates
- 14,750
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Missouri House of Representatives District 90, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share DemocraticDeb LavenderWon Democratic 7,59751.5% RepublicanGina Jaksetic Republican 7,15348.5% - Votes for listed candidates
- 22,610
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Missouri House of Representatives District 90, 1968 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanRick StreamWon(incumbent) Republican 11,43850.6% DemocraticDeb Lavender Democratic 11,17249.4% - Votes for listed candidates
- 10,145
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
Missouri House of Representatives District 90, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanJohn C. McCahertyWon Republican 4,98049.1% DemocraticSam Komo(incumbent) Democratic 4,72746.6% IndependentCharles Smith II Independent 4384.3% - Votes for listed candidates
- 12,612
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Missouri House of Representatives District 90, 1968 to 2024, 2008, every candidate Candidate Party Votes and share Share DemocraticSam KomoWon(incumbent) Democratic 12,612100.0% - Votes for listed candidates
- 10,843
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Missouri House of Representatives District 90, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share DemocraticSam KomoWon Democratic 6,06655.9% RepublicanSean C. King Republican 4,77744.1% - Votes for listed candidates
- 14,393
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
Missouri House of Representatives District 90, 1968 to 2024, 2004, every candidate Candidate Party Votes and share Share DemocraticRichard K. JohnsonWon(incumbent) Democratic 7,74353.8% RepublicanAngela Alterwren Republican 6,65046.2% - Votes for listed candidates
- 8,621
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Missouri House of Representatives District 90, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share DemocraticRichard K. JohnsonWon(incumbent) Democratic 4,95357.5% RepublicanRichard Bronson Republican 3,66842.5% - Votes for listed candidates
- 15,447
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
Missouri House of Representatives District 90, 1968 to 2024, 2000, every candidate Candidate Party Votes and share Share DemocraticRichard K. JohnsonWon Democratic 7,99751.8% RepublicanByron Keelin Jr. Republican 7,45048.2% - Votes for listed candidates
- 9,327
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Missouri House of Representatives District 90, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share RepublicanBill AlterWon(incumbent) Republican 4,84552.0% DemocraticRichard K. Johnson Democratic 4,48248.0% - Votes for listed candidates
- 12,695
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
Missouri House of Representatives District 90, 1968 to 2024, 1996, every candidate Candidate Party Votes and share Share RepublicanBill AlterWon(incumbent) Republican 7,06955.7% DemocraticTimothy H. Battern Democratic 5,62644.3% - Votes for listed candidates
- 9,537
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Missouri House of Representatives District 90, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share RepublicanBill AlterWon(incumbent) Republican 6,26865.7% DemocraticLarry Stringer Democratic 3,26934.3% - Votes for listed candidates
- 13,025
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Missouri House of Representatives District 90, 1968 to 2024, 1992, every candidate Candidate Party Votes and share Share RepublicanBill AlterWon Republican 7,26755.8% DemocraticLarry Stringer Democratic 5,75844.2% - Votes for listed candidates
- 10,923
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
Missouri House of Representatives District 90, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share RepublicanRaymond W. HandWon(incumbent) Republican 10,923100.0% - Votes for listed candidates
- 15,164
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1991)
Missouri House of Representatives District 90, 1968 to 2024, 1988, every candidate Candidate Party Votes and share Share RepublicanRaymond W. HandWon(incumbent) Republican 15,164100.0% - Votes for listed candidates
- 13,394
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Missouri House of Representatives District 90, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share RepublicanRaymond W. HandWon Republican 8,16060.9% DemocraticThomas J. Otoole Jr. Democratic 5,23439.1% - Votes for listed candidates
- 3,367
- Election day
- not on file
- Type
- Special election
- District map
- Older district map (1982 to 1991)
Missouri House of Representatives District 90, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share RepublicanRaymond W. HandWon Republican 3,367100.0% - Votes for listed candidates
- 15,075
- Election day
- November 6, 1984
- District map
- Older district map (1982 to 1991)
Missouri House of Representatives District 90, 1968 to 2024, 1984, every candidate Candidate Party Votes and share Share RepublicanPhilip H. HoffmanWon Republican 15,075100.0% - Votes for listed candidates
- 10,882
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Missouri House of Representatives District 90, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share RepublicanJack PohrerWon(incumbent) Republican 10,882100.0% - Votes for listed candidates
- 25,906
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
Missouri House of Representatives District 90, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share RepublicanDonna ColemanWon Republican 17,73368.5% DemocraticFrances Noonan Democratic 8,17331.6% - Votes for listed candidates
- 14,512
- Election day
- November 7, 1978
- District map
- Older district map (1972 to 1981)
Missouri House of Representatives District 90, 1968 to 2024, 1978, every candidate Candidate Party Votes and share Share RepublicanPaul DietrichWon(incumbent) Republican 14,512100.0% - Votes for listed candidates
- 20,152
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
Missouri House of Representatives District 90, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share RepublicanPaul DietrichWon Republican 14,49771.9% DemocraticPatrick Daniel Odriscoll Democratic 5,65528.1% - Votes for listed candidates
- 7,881
- Election day
- November 4, 1974
- District map
- Older district map (1972 to 1981)
Missouri House of Representatives District 90, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share RepublicanDavid R. CountieWon Republican 7,881100.0% - Votes for listed candidates
- 11,821
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
Missouri House of Representatives District 90, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share RepublicanGeorge E. MurrayWon(incumbent) Republican 11,821100.0% - Votes for listed candidates
- 5,899
- Election day
- November 3, 1970
- District map
- Older district map (1966 to 1971)
Missouri House of Representatives District 90, 1968 to 2024, 1970, every candidate Candidate Party Votes and share Share RepublicanM. C. BauerWon(incumbent) Republican 5,899100.0% - Votes for listed candidates
- 12,208
- Election day
- November 5, 1968
- District map
- Older district map (1966 to 1971)
Missouri House of Representatives District 90, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share RepublicanM. C. BauerWon(incumbent) Republican 7,11658.3% DemocraticDon E. Shuey Democratic 5,09241.7%
- 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). Missouri State House District 90, election results 1968 to 2024. https://www.electionwrld.com/mo/house/90. 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; 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:mo/sldl:90
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), MEDSL 2024 official precinct returnsData as of Oct 28, 2026