Colorado Senate District 5
Next vote Tue, Nov 3, 2026 · Represented by Marc Catlin Republican · Member list as of Oct 28
This seat has no race on the official 2026 list.
- Last election
- Marc Catlin (Republican) won by 4.4 points, 2024
More about this seat
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- More than one party
- No member on file
List every Senate district (35)
- State Senate District 1· Byron Pelton
- State Senate District 2· Lisa Frizell
- State Senate District 3· Nick Hinrichsen
- State Senate District 4· Mark Baisley
- State Senate District 5· Marc Catlin
- State Senate District 6· Cleave Simpson
- State Senate District 7· Janice Rich
- State Senate District 8· Dylan Roberts
- State Senate District 9· Lynda Zamora Wilson
- State Senate District 10· Larry Liston
- State Senate District 11· Tony Exum
- State Senate District 12· Marc Snyder
- State Senate District 13· Scott Bright
- State Senate District 14· Cathy Kipp
- State Senate District 15· Janice Marchman
- State Senate District 16· Chris Kolker
- State Senate District 17· Katie Wallace
- State Senate District 18· Judy Amabile
- State Senate District 19· Lindsey Daugherty
- State Senate District 20· Lisa Cutter
- State Senate District 21· Adrienne Benavidez
- State Senate District 22· Jessie Danielson
- State Senate District 23· Barbara Kirkmeyer
- State Senate District 24· Kyle Mullica
- State Senate District 25· William Lindstedt
- State Senate District 26· Jeff Bridges
- State Senate District 27· Tom Sullivan
- State Senate District 28· Mike Weissman
- State Senate District 29· Iman Jodeh
- State Senate District 30· John Carson
- State Senate District 31· Matt Ball
- State Senate District 32· Robert Rodriguez
- State Senate District 33· James Coleman
- State Senate District 34· Julie Gonzales
- State Senate District 35· Rod Pelton
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History (16 elections for this seat)
- Votes for listed candidates
- 88,667
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
Colorado Senate District 5, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanMarc CatlinWon Republican 46,31052.2% DemocraticCole Buerger Democratic 42,35747.8% - Votes for listed candidates
- 69,213
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
Colorado Senate District 5, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share DemocraticKerry DonovanWon(incumbent) Democratic 41,83860.5% RepublicanOlen Lund Republican 27,37539.5% - Votes for listed candidates
- 56,125
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
Colorado Senate District 5, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share DemocraticKerry DonovanWon Democratic 27,52649.0% RepublicanDon Suppes Republican 26,22546.7% LibertarianLee Mulcahy Libertarian 2,3744.2% - Votes for listed candidates
- 51,624
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
Colorado Senate District 5, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share DemocraticGail SchwartzWon(incumbent) Democratic 26,35551.0% RepublicanBob Rankin Republican 25,26949.0% - Votes for listed candidates
- 48,368
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
Colorado Senate District 5, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share DemocraticGail SchwartzWon Democratic 24,67751.0% RepublicanLewis H. Entz(incumbent) Republican 23,69149.0% - Votes for listed candidates
- 44,789
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
Colorado Senate District 5, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share RepublicanLewis H. EntzWon Republican 25,89557.8% DemocraticRafael Lorenzo Gallegos Democratic 16,55337.0% LibertarianSandra Johnson Libertarian 2,3415.2% - Votes for listed candidates
- 41,459
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
Colorado Senate District 5, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share RepublicanGinette DennisWon(incumbent) Republican 26,96565.0% DemocraticJohn Singletary Democratic 14,49435.0% - Votes for listed candidates
- 35,350
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
Colorado Senate District 5, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share RepublicanGinette DennisWon Republican 19,52055.2% DemocraticJohn L. Ribal Democratic 15,83044.8% - Votes for listed candidates
- 28,723
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
Colorado Senate District 5, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share DemocraticRobert L. PastoreWon(incumbent) Democratic 18,22363.4% RepublicanJ. Don Berry Republican 10,50036.6% - Votes for listed candidates
- 30,803
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
Colorado Senate District 5, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share DemocraticRobert L. PastoreWon Democratic 15,48750.3% RepublicanJohn A. Wilson Republican 15,31649.7% - Votes for listed candidates
- 30,272
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
Colorado Senate District 5, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share DemocraticC. Michael CallihanWon Democratic 16,90255.8% RepublicanJames R. Lillpop Republican 13,37044.2% - Votes for listed candidates
- 25,872
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
Colorado Senate District 5, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share DemocraticBarbara S. HolmeWon(incumbent) Democratic 14,91057.6% RepublicanMike Shroyer Republican 10,96242.4% - Votes for listed candidates
- 27,890
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
Colorado Senate District 5, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share DemocraticBarbara S. HolmeWon(incumbent) Democratic 16,36758.7% RepublicanPerrill Republican 11,52341.3% - Votes for listed candidates
- 24,258
- Election day
- November 4, 1974
- Type
- Special election
- District map
- Older district map (1972 to 1981)
Colorado Senate District 5, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share DemocraticBarbara S. HolmeWon Democratic 13,80956.9% RepublicanRoseanne S. Ball Republican 10,44943.1% - Votes for listed candidates
- 30,508
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
Colorado Senate District 5, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share RepublicanJohn R. BerminghamWon(incumbent) Republican 13,92645.6% DemocraticDavid J. Hahn Democratic 12,85442.1% IndependentF. Peter Wigginton Independent 3,72812.2% - Votes for listed candidates
- 19,612
- Election day
- November 5, 1968
- District map
- Older district map (1968 to 1971)
Colorado Senate District 5, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share DemocraticClarence DeckerWon(incumbent) Democratic 10,65654.3% RepublicanGeorge F. Wilson Republican 8,95645.7%
- 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 2018: 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 Senate District 5, election results 1968 to 2024. https://www.electionwrld.com/co/senate/5. Retrieved October 30, 2026.
Embed this seat
<iframe src="https://www.electionwrld.com/embed/co/senate/5" title="Colorado Senate District 5" width="100%" height="400" style="border:0;max-width:640px" loading="lazy"></iframe>
<p style="font-size:13px">Data: <a href="https://www.electionwrld.com">Election Wrld</a>, CC BY 4.0</p>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/sldu:5
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse)Data as of Oct 28, 2026