The Ballot Brief
Colorado
Candidate profile

Katie Wallace

Democratic · Colorado · 2026 · Incumbent

On the ballot

Colorado Senate District 17Colorado · 2026Boulder County sample ballot
Biography

Katie Wallace is the Democratic state senator for Senate District 17 in Boulder and Weld counties, appointed to the seat by a Democratic vacancy committee in March 2025, per The Colorado Sun. She chairs the State, Veterans, & Military Affairs committee and sponsored or co-sponsored 31 bills in the 2026 session on environmental protection, criminal justice and health care access, per the Colorado General Assembly. No campaign website was found as of September 8, 2026.

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How we source this

Profile facts follow official election office filings and the sources cited in each biography. Roster last verified September 27, 2026. Official sources are the final word on who appears on your ballot.

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