Colorado State Senate District 27

Tue, Nov 3 · Represented by Tom Sullivan Democratic · Member list as of Oct 28

Danielle LammonRepublican

No published poll names both candidates.Last result · 2022 general: Tom Sullivan (D) 54.9, Tom Kim (R) 45.1

Tom SullivanDemocratic · Incumbent4 years since first win

Show all 3 candidates on the ballot

Danielle LammonRepublican
Tom SullivanIncumbentDemocratic
Michele PoagueLibertarian

Showing major-party nominees, incumbents and candidates with 5%+ in the latest poll or comparable fundraising.

Last election: Tom Sullivan (Democratic) won by 9.8 points, 2022
On the 2026 ballot: 3 candidates

All State Senate districts

Side by side

Left column: LammonRight column: Sullivan

Donor-based spectrum: LiberalCentristConservativeSullivanNo published score for Lammon
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

Danielle LammonRepublican
Tom SullivanIncumbentDemocratic
Michele PoagueLibertarian

Source: coloradosos.gov (XLSX), dated Sep 15

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Official results for Colorado

History (14 elections for this seat)

Colorado Senate District 27, 1970 to 2022, 2022, every candidate
Candidate	Party	Votes and share	Share
DemocraticTom SullivanWon	Democratic	39,86154.9%	54.9%
RepublicanTom Kim	Republican	32,75745.1%	45.1%

Votes for listed candidates: 92,227
Election day: November 3, 2020
District map: Older district map (2012 to 2021)

Colorado Senate District 27, 1970 to 2022, 2020, every candidate
Candidate	Party	Votes and share	Share
DemocraticChris KolkerWon	Democratic	51,00555.3%	55.3%
RepublicanSuzanne Staiert	Republican	41,22244.7%	44.7%

Colorado Senate District 27, 1970 to 2022, 2016, every candidate
Candidate	Party	Votes and share	Share
RepublicanJack TateWon	Republican	44,16953.4%	53.4%
DemocraticTom Sullivan	Democratic	38,48946.6%	46.6%

Votes for listed candidates: 77,368
Election day: November 6, 2012
District map: Older district map (2012 to 2021)

Colorado Senate District 27, 1970 to 2022, 2012, every candidate
Candidate	Party	Votes and share	Share
RepublicanDavid BalmerWon	Republican	42,41154.8%	54.8%
DemocraticDavid Paladino	Democratic	34,95745.2%	45.2%

Votes for listed candidates: 88,425
Election day: November 4, 2008
District map: Older district map (2002 to 2011)

Colorado Senate District 27, 1970 to 2022, 2008, every candidate
Candidate	Party	Votes and share	Share
RepublicanNancy SpenceWon(incumbent)	Republican	51,35258.1%	58.1%
DemocraticNathan Wilkes	Democratic	37,07341.9%	41.9%

Votes for listed candidates: 69,489
Election day: November 2, 2004
District map: Older district map (2002 to 2011)

Colorado Senate District 27, 1970 to 2022, 2004, every candidate
Candidate	Party	Votes and share	Share
RepublicanNancy SpenceWon	Republican	42,74961.5%	61.5%
DemocraticLisa Karen Love	Democratic	26,74038.5%	38.5%

Votes for listed candidates: 52,692
Election day: November 7, 2000
District map: Older district map (1992 to 2001)

Colorado Senate District 27, 1970 to 2022, 2000, every candidate
Candidate	Party	Votes and share	Share
RepublicanJohn AndrewsWon	Republican	27,52752.2%	52.2%
DemocraticScott S. Evans	Democratic	24,02645.6%	45.6%
LibertarianHarry Ozols	Libertarian	1,1392.2%	2.2%

Colorado Senate District 27, 1970 to 2022, 1996, every candidate
Candidate	Party	Votes and share	Share
RepublicanMike CoffmanWon	Republican	35,334100.0%	100.0%

Colorado Senate District 27, 1970 to 2022, 1992, every candidate
Candidate	Party	Votes and share	Share
RepublicanBill OwensWon(incumbent)	Republican	37,037100.0%	100.0%

Colorado Senate District 27, 1970 to 2022, 1988, every candidate
Candidate	Party	Votes and share	Share
RepublicanBill OwensWon	Republican	38,40870.5%	70.5%
DemocraticEric W. Boyer	Democratic	16,10029.5%	29.5%

Colorado Senate District 27, 1970 to 2022, 1984, every candidate
Candidate	Party	Votes and share	Share
RepublicanRalph A. ColeWon(incumbent)	Republican	38,958100.0%	100.0%

Colorado Senate District 27, 1970 to 2022, 1978, every candidate
Candidate	Party	Votes and share	Share
RepublicanFred E. AndersonWon(incumbent)	Republican	20,211100.0%	100.0%

Votes for listed candidates: 23,047
Election day: November 4, 1974
District map: Older district map (1972 to 1981)

Colorado Senate District 27, 1970 to 2022, 1974, every candidate
Candidate	Party	Votes and share	Share
RepublicanFred E. AndersonWon(incumbent)	Republican	12,78255.5%	55.5%
DemocraticH. Conway Gandy	Democratic	10,26544.5%	44.5%

Votes for listed candidates: 17,454
Election day: November 3, 1970
District map: Older district map (1968 to 1971)

Colorado Senate District 27, 1970 to 2022, 1970, every candidate
Candidate	Party	Votes and share	Share
RepublicanC. K. EnstromWon(incumbent)	Republican	9,65155.3%	55.3%
DemocraticClyde E. Lowe	Democratic	5,97034.2%	34.2%
OtherJohn A. Hutchins	Other	1,83310.5%	10.5%

1970 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

Only part of this chamber is up in a given cycle. Which districts vote on which date is not on file. Last contest in this district on file: 2022.

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Election Wrld. (2026). Colorado State Senate District 27, election results 1970 to 2022. https://www.electionwrld.com/co/senate/27. 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; 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:27

DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY)Data as of Oct 28, 2026