Colorado State House District 25
Tue, Nov 3 · Represented by Tammy Story Democratic · Member list as of Oct 28
Mark HerzfeldRepublicanTammy StoryDemocratic · Incumbent4 years since first win
No published poll names both candidates.Last result · 2024 general: Tammy Story (D) 52.1, George B. Mumma Jr. (R) 47.9
- Last election
- Tammy Story (Democratic) won by 4.2 points, 2024
- On the 2026 ballot
- 2 candidates
Side by side
Left column: HerzfeldRight column: Story
- Donor-based spectrum
- LiberalCentristConservativeStoryNo published score for Herzfeld
- Races
- None listed
- Won 3 of 3
- Years since first win
- Not available
- 4
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
- Mark HerzfeldRepublican
- Tammy StoryIncumbentDemocratic
Source: coloradosos.gov (XLSX), dated Sep 15
All State House districts
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- Democratic
- Republican
- Independent
- Nonpartisan
- More than one party
- No member listed
Map settings
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History (29 elections for this seat)
- Votes for listed candidates
- 60,117
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
Colorado House of Representatives District 25, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share DemocraticTammy StoryWon Democratic 31,32752.1% RepublicanGeorge B. Mumma Jr. Republican 28,79047.9% - Votes for listed candidates
- 51,697
- Election day
- November 8, 2022
- District map
- Older district map (2022)
Colorado House of Representatives District 25, 1968 to 2024, 2022, every candidate Candidate Party Votes and share Share DemocraticTammy StoryWon Democratic 25,67849.7% RepublicanColin Larson(incumbent) Republican 24,95948.3% LibertarianTodd Dennison Libertarian 1,0602.0% - Votes for listed candidates
- 57,272
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 25, 1968 to 2024, 2020, every candidate Candidate Party Votes and share Share DemocraticLisa A. CutterWon(incumbent) Democratic 30,24952.8% RepublicanDonald Rosier Republican 27,02347.2% - Votes for listed candidates
- 49,235
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 25, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share DemocraticLisa A. CutterWon Democratic 25,96852.7% RepublicanSteve Szutenbach Republican 23,26747.3% - Votes for listed candidates
- 50,613
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 25, 1968 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanTim LeonardWon Republican 26,23251.8% DemocraticTammy Story Democratic 24,38148.2% - Votes for listed candidates
- 40,828
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 25, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share RepublicanJon KeyserWon Republican 21,30052.2% DemocraticJanet Doyle Democratic 17,65343.2% LibertarianJack Woehr Libertarian 1,8754.6% - Votes for listed candidates
- 47,289
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
Colorado House of Representatives District 25, 1968 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanCheri GerouWon(incumbent) Republican 25,83554.6% DemocraticLorna Idol Democratic 19,00640.2% LibertarianJack J. Woehr Libertarian 2,4485.2% - Votes for listed candidates
- 24,673
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 25, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanCheri GerouWon(incumbent) Republican 24,673100.0% - Votes for listed candidates
- 42,951
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 25, 1968 to 2024, 2008, every candidate Candidate Party Votes and share Share RepublicanCheri GerouWon Republican 22,73952.9% DemocraticAndrew Scripter Democratic 18,32642.7% LibertarianJack J. Woehr Libertarian 1,8864.4% - Votes for listed candidates
- 31,836
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 25, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share RepublicanRobert E. WitwerWon Republican 18,01556.6% DemocraticMichael Daniels Democratic 13,82143.4% - Votes for listed candidates
- 39,129
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 25, 1968 to 2024, 2004, every candidate Candidate Party Votes and share Share RepublicanJohn P. WitwerWon(incumbent) Republican 23,05758.9% DemocraticDonna Redwing Democratic 16,07241.1% - Votes for listed candidates
- 21,524
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Colorado House of Representatives District 25, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share RepublicanJohn P. WitwerWon(incumbent) Republican 21,524100.0% - Votes for listed candidates
- 29,006
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 25, 1968 to 2024, 2000, every candidate Candidate Party Votes and share Share RepublicanJohn P. WitwerWon(incumbent) Republican 16,42256.6% DemocraticBill Astle Democratic 11,44839.5% LibertarianDuane Bates Libertarian 1,1363.9% - Votes for listed candidates
- 21,383
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 25, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share RepublicanJohn P. WitwerWon Republican 11,90655.7% DemocraticDonald G. Parker Democratic 9,47744.3% - Votes for listed candidates
- 26,830
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 25, 1968 to 2024, 1996, every candidate Candidate Party Votes and share Share RepublicanTony GrampsasWon(incumbent) Republican 16,56861.8% DemocraticDan Lincoln Democratic 10,26238.3% - Votes for listed candidates
- 14,175
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 25, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share RepublicanTony GrampsasWon(incumbent) Republican 14,175100.0% - Votes for listed candidates
- 25,864
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
Colorado House of Representatives District 25, 1968 to 2024, 1992, every candidate Candidate Party Votes and share Share RepublicanTony GrampsasWon(incumbent) Republican 13,44752.0% DemocraticDonald G. Parker Democratic 12,41748.0% - Votes for listed candidates
- 17,676
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 25, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share RepublicanTony GrampsasWon(incumbent) Republican 10,07957.0% DemocraticBob Wilson Democratic 7,59743.0% - Votes for listed candidates
- 18,710
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 25, 1968 to 2024, 1988, every candidate Candidate Party Votes and share Share RepublicanAnthony GrampsasWon(incumbent) Republican 18,710100.0% - Votes for listed candidates
- 17,138
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 25, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share RepublicanTony GrampsasWon(incumbent) Republican 10,76662.8% DemocraticDemetrios G. Glinos Democratic 6,37237.2% - Votes for listed candidates
- 21,180
- Election day
- November 6, 1984
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 25, 1968 to 2024, 1984, every candidate Candidate Party Votes and share Share RepublicanTony GrampsasWon Republican 12,87660.8% DemocraticJackie Barnum Democratic 8,30439.2% - Votes for listed candidates
- 15,622
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Colorado House of Representatives District 25, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share RepublicanFrank DefilippoWon(incumbent) Republican 9,74662.4% DemocraticJohn Murray Democratic 5,87637.6% - Votes for listed candidates
- 20,485
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 25, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share RepublicanFrank DefilippoWon(incumbent) Republican 20,485100.0% - Votes for listed candidates
- 16,146
- Election day
- November 7, 1978
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 25, 1968 to 2024, 1978, every candidate Candidate Party Votes and share Share RepublicanFrank DefilippoWon Republican 10,34064.0% DemocraticGwen Gallaher Democratic 5,80636.0% - Votes for listed candidates
- 20,632
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 25, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share RepublicanSam BarnhillWon Republican 13,20164.0% DemocraticKanigel Democratic 7,43136.0% - Votes for listed candidates
- 12,694
- Election day
- November 4, 1974
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 25, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share RepublicanLarry F. HobbsWon(incumbent) Republican 6,43250.7% DemocraticKenneth R. Fenwick Jr. Democratic 6,26249.3% - Votes for listed candidates
- 15,388
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
Colorado House of Representatives District 25, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share RepublicanLarry F. HobbsWon Republican 9,64762.7% DemocraticMarion M. Morgan Democratic 5,74137.3% - Votes for listed candidates
- 6,526
- Election day
- November 3, 1970
- District map
- Older district map (1968 to 1971)
Colorado House of Representatives District 25, 1968 to 2024, 1970, every candidate Candidate Party Votes and share Share RepublicanGeorge FentressWon(incumbent) Republican 6,526100.0% - Votes for listed candidates
- 12,046
- Election day
- November 5, 1968
- District map
- Older district map (1968 to 1971)
Colorado House of Representatives District 25, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share RepublicanGeorge FentressWon(incumbent) Republican 7,09958.9% DemocraticDale J. Hansen Democratic 4,94741.1%
- 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 25, election results 1968 to 2024. https://www.electionwrld.com/co/house/25. 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:25
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY), MEDSL 2024 official precinct returnsData as of Oct 28, 2026