Colorado State House District 51
Tue, Nov 3 · Represented by Ron Weinberg Republican (not a candidate in 2026) · Member list as of Oct 28
Jacki MarshDemocraticAmy ParksRepublican
No published poll names both candidates.Last result · 2024 general (different candidates): Ron Weinberg (R) 52.6, Sarah McKeen (D) 47.4
- Last election
- Ron Weinberg (Republican) won by 5.2 points, 2024
- On the 2026 ballot
- 2 candidates
More about this race
Candidates on the ballot
Open seat
The current holder, Ron Weinberg, is not on the candidate list.
- Amy ParksRepublican
- Jacki MarshDemocratic
Source: coloradosos.gov (XLSX), dated Sep 15
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- Republican
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- More than one party
- No member listed
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History (29 elections for this seat)
- Votes for listed candidates
- 54,088
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
Colorado House of Representatives District 51, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanRon WeinbergWon Republican 28,46052.6% DemocraticSarah McKeen Democratic 25,62847.4% - Votes for listed candidates
- 26,542
- Election day
- November 8, 2022
- District map
- Older district map (2022)
Colorado House of Representatives District 51, 1968 to 2024, 2022, every candidate Candidate Party Votes and share Share RepublicanHugh McKeanWon(incumbent) Republican 26,542100.0% - Votes for listed candidates
- 37,654
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 51, 1968 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanHugh McKeanWon(incumbent) Republican 37,654100.0% - Votes for listed candidates
- 44,065
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 51, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share RepublicanHugh McKeanWon(incumbent) Republican 24,74556.2% DemocraticJoan Shaffer Democratic 19,32043.8% - Votes for listed candidates
- 47,465
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 51, 1968 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanHugh McKeanWon Republican 28,82360.7% DemocraticJody Shadduck-McNally Democratic 18,64239.3% - Votes for listed candidates
- 25,129
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 51, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share RepublicanBrian DelGrossoWon(incumbent) Republican 25,129100.0% - Votes for listed candidates
- 43,853
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 51, 1968 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanBrian DelGrossoWon(incumbent) Republican 23,76054.2% DemocraticMark R. Shaffer Democratic 18,16541.4% LibertarianMichael Renker Libertarian 1,9284.4% - Votes for listed candidates
- 32,688
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 51, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanBrian DelGrossoWon Republican 19,00058.1% DemocraticBill McCreary Democratic 13,68841.9% - Votes for listed candidates
- 40,640
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 51, 1968 to 2024, 2008, every candidate Candidate Party Votes and share Share RepublicanDon MarosticaWon(incumbent) Republican 23,36657.5% DemocraticKen Bennett Democratic 17,27442.5% - Votes for listed candidates
- 28,489
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 51, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share RepublicanDon MarosticaWon Republican 15,94256.0% DemocraticJodi Radke Democratic 12,54744.0% - Votes for listed candidates
- 28,238
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 51, 1968 to 2024, 2004, every candidate Candidate Party Votes and share Share RepublicanJames E. WelkerWon Republican 24,44186.5% OtherPam Howard Other 3,79713.4% - Votes for listed candidates
- 24,073
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 51, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share RepublicanTimothy S. FritzWon(incumbent) Republican 12,50652.0% OtherJoe Jabaily Other 11,56748.0% - Votes for listed candidates
- 31,477
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 51, 1968 to 2024, 2000, every candidate Candidate Party Votes and share Share RepublicanTimothy S. FritzWon Republican 18,38558.4% DemocraticAnn P. Harroun Democratic 11,87837.7% LibertarianBrenda Bissellmorey Libertarian 1,2143.9% - Votes for listed candidates
- 21,916
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 51, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share RepublicanWilliam G. KaufmanWon(incumbent) Republican 18,39583.9% OtherRex Cornwell Other 3,52116.1% - Votes for listed candidates
- 25,962
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 51, 1968 to 2024, 1996, every candidate Candidate Party Votes and share Share RepublicanWilliam G. KaufmanWon(incumbent) Republican 17,58167.7% DemocraticLenard Larkin Democratic 6,44324.8% LibertarianDan Cochran Libertarian 1,9387.5% - Votes for listed candidates
- 20,360
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 51, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share RepublicanWilliam G. KaufmanWon Republican 14,03068.9% DemocraticBev Hall Democratic 6,33031.1% - Votes for listed candidates
- 20,942
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 51, 1968 to 2024, 1992, every candidate Candidate Party Votes and share Share RepublicanJohn J. IrwinWon(incumbent) Republican 20,942100.0% - Votes for listed candidates
- 12,098
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 51, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share RepublicanWilliam H. JerkeWon(incumbent) Republican 6,43053.1% DemocraticSally A. Harms Democratic 5,66846.9% - Votes for listed candidates
- 16,255
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 51, 1968 to 2024, 1988, every candidate Candidate Party Votes and share Share RepublicanWilliam H. JerkeWon Republican 9,00855.4% DemocraticLeo Berger(incumbent) Democratic 7,24744.6% - Votes for listed candidates
- 12,544
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 51, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share DemocraticLeo BergerWon Democratic 6,35550.7% RepublicanWalter Younglund(incumbent) Republican 6,18949.3% - Votes for listed candidates
- 14,870
- Election day
- November 6, 1984
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 51, 1968 to 2024, 1984, every candidate Candidate Party Votes and share Share RepublicanWalter YounglundWon(incumbent) Republican 9,27762.4% DemocraticErnesto Alvardo Democratic 5,59337.6% - Votes for listed candidates
- 9,259
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 51, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share RepublicanWalter YounglundWon(incumbent) Republican 9,259100.0% - Votes for listed candidates
- 13,830
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 51, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share RepublicanWalter YounglundWon(incumbent) Republican 9,58269.3% DemocraticJoe D. Martinez Democratic 4,24830.7% - Votes for listed candidates
- 9,340
- Election day
- November 7, 1978
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 51, 1968 to 2024, 1978, every candidate Candidate Party Votes and share Share RepublicanWalter YounglundWon(incumbent) Republican 5,46058.5% DemocraticRoland Naibauer Democratic 3,88041.5% - Votes for listed candidates
- 12,451
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 51, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share RepublicanWalter YounglundWon(incumbent) Republican 7,29658.6% DemocraticRoberts Democratic 5,15541.4% - Votes for listed candidates
- 8,958
- Election day
- November 4, 1974
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 51, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share RepublicanWalter YounglundWon(incumbent) Republican 5,25258.6% DemocraticCharles Sabados Democratic 3,70641.4% - Votes for listed candidates
- 10,844
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 51, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share RepublicanWalter YounglundWon(incumbent) Republican 7,16066.0% DemocraticCharles Sabados Democratic 3,28130.3% OtherJose Angel Almager Other 4033.7% - Votes for listed candidates
- 6,411
- Election day
- November 3, 1970
- District map
- Older district map (1968 to 1971)
Colorado House of Representatives District 51, 1968 to 2024, 1970, every candidate Candidate Party Votes and share Share DemocraticForrest G. BurnsWon(incumbent) Democratic 6,411100.0% - Votes for listed candidates
- 10,794
- Election day
- November 5, 1968
- District map
- Older district map (1968 to 1971)
Colorado House of Representatives District 51, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share DemocraticForrest G. BurnsWon(incumbent) Democratic 5,78453.6% RepublicanDan H. Sniff Republican 5,01046.4%
- 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). Colorado State House District 51, election results 1968 to 2024. https://www.electionwrld.com/co/house/51. 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:co/sldl:51
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), MEDSL 2024 official precinct returnsData as of Oct 28, 2026