The Ballot Brief
Douglas County, Colorado

Colorado Senate District 27

3 candidates are tracked for Colorado Senate District 27 on the November 3, 2026 ballot: Danielle Lammon, Tom Sullivan and Michele Poague. Candidate information follows official Douglas County election filings; verify with the official election office linked below.

About this race

Danielle Lammon (Republican), Tom Sullivan (Democratic), Michele Poague (Libertarian) are on the November 3 ballot for Colorado Senate District 27; Tom Sullivan is the sitting member, per the General Assembly roster (leg.colorado.gov). Major-party nominees were chosen at the June 30 primary; minor-party nominees by assembly or petition and unaffiliated candidates by petition. The field is the Secretary of State's 2026 General Election candidate list. This seat is elected by district; only the district covering your address appears on your ballot.

What this office does

State legislator. State legislators write and vote on state laws and the state budget, which fund schools, roads, prisons, universities and health programs, and set the rules for local governments and elections. Each member represents one district and serves on committees that shape bills before a floor vote. Terms are two years in most state houses and four in most state senates.

This race. Elected by district: only voters who live in the district see this race on their ballot. The sitting officeholder, Tom Sullivan, is on the ballot.

Colorado › Douglas County › Colorado Senate District 27

Danielle Lammon

Republican

Biography

Danielle Lammon is a candidate for Colorado Senate District 27, representing part of Arapahoe County including southeast Aurora and Centennial, per her campaign site.

Tom Sullivan

Democratic Incumbent

Top priorities
  • Gun violence prevention, including tracking of Extreme Risk Protection Orders
  • Support for working families
  • Public safety and safer communities

Per the campaign site.

Biography

Tom Sullivan is the incumbent Colorado State Senator for Senate District 27, per his campaign site. He served more than 30 years in federal service as a postal worker and U.S. Air Force veteran before serving first as a State Representative and now as State Senator, per his campaign site.

Michele Poague

Libertarian

Biography

Michele Poague is the Libertarian candidate for Colorado Senate District 27 on the November 3, 2026 ballot, per the Secretary of State's 2026 General Election candidate list. Poague is the Libertarian candidate in Senate District 27, where Democratic incumbent Tom Sullivan is seeking reelection against Republican Danielle Lammon, per Colorado Times Recorder. No campaign website was found as of September 8, 2026.

Next on your ballotColorado Senate District 30

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Voting info and more

Voting info and more
Questions about this race

Who is running for Colorado Senate District 27 in 2026?

3 candidates are tracked for Colorado Senate District 27 on the November 3, 2026 ballot: Danielle Lammon, Tom Sullivan and Michele Poague. Candidate information follows official Douglas County election filings; verify with the official election office linked below.

When is the Colorado Senate District 27 election in Colorado?

Election Day is Tuesday, November 3, 2026. Registration deadlines, early voting dates and mail ballot rules for Colorado are on the Colorado election hub at theballotbrief.com.

How do I see my exact Douglas County ballot?

Enter your ZIP code in the lookup at theballotbrief.com for the statewide and congressional races, or a full street address to add the county, city and district contests for that location.

Verify this race

Candidate roster from official Douglas County and state election office filings, last verified September 27, 2026. Bios and priorities carry their attribution inline.

Cross-check with the official Colorado election office, or see the full Douglas County sample ballot and your exact ballot by address.

The rest of your Douglas County ballot

15 tracked races in Douglas County, Colorado. Landed here from another county's search? Look up your own ballot below.

Also on your ballot
Colorado House District 39Colorado House District 43Colorado House District 44See all 15 Douglas County races
Candidate profiles
Danielle Lammon, full profileTom Sullivan, full profileMichele Poague, full profileOfficial Colorado election office