The Ballot Brief
Arapahoe County, Colorado

Colorado Senate District 27

Lammon, Sullivan and Poague are on the November 3, 2026 ballot. Names follow official Arapahoe County election filings.

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 › Arapahoe County › Colorado Senate District 27

Danielle Lammon

Danielle Lammon

Republican

Top priorities

  • Grade-level literacy by third grade, with more funding directed into classrooms
  • Second Amendment rights, enforcing existing gun laws rather than adding new ones
  • Public safety, holding violent offenders accountable

Per the campaign site.

Biography

Danielle Lammon is a retired small-business owner, author and nonprofit founder in southeast Aurora who founded and leads the Aurora Fire Foundation and founded the Buddy Publishing Foundation, a literacy nonprofit, per her campaign site. She chairs the Spina Bifida Association of Colorado and is a past president of the Rotary Club of Aurora, a past chair of the Aurora Citizens Budget Committee and a Leadership Aurora graduate, per the site. She and her husband have raised four children in a military family and have two grandsons, per the site.

Campaign site (opens in a new tab)

Tom Sullivan

DemocraticIncumbent

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.

Campaign site (opens in a new tab)

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.

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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 Arapahoe 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 Arapahoe 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 Arapahoe County and state election office filings, last verified October 3, 2026. Bios and priorities carry their attribution inline.

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

The rest of your Arapahoe County ballot

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

Also on your ballot
Colorado Senate District 32Colorado House District 3Colorado House District 9See all 21 Arapahoe County races
Candidate profiles
Danielle Lammon, full profileTom Sullivan, full profileMichele Poague, full profileOfficial Colorado election office