Who is running for Adams County Assessor in 2026?

Adams County Assessor: 2026 Candidates & Ballot

One candidate is tracked for Adams County Assessor on the November 3, 2026 ballot: Thomas Swingle. Candidate information follows official Adams County election filings; verify with the official election office linked below.

Democratic incumbent Thomas Swingle was unopposed in his June 30, 2026 primary (51,806 votes, 100%); no Republican candidate filed, per the certified canvass. He is expected to appear unopposed on the November 3, 2026 ballot; the county's certified November list was not yet posted as of Sept 8, 2026, so a late unaffiliated or minor-party petition candidate could not be ruled out.

Thomas Swingle

Democratic · Incumbent

Swingle is the sitting Adams County Assessor, per the county's official assessor page. He has more than 20 years of experience in property assessment, including as a GIS specialist and real estate appraiser, and holds a Colorado Ad Valorem Appraiser license, per his campaign site. He was unopposed for re-election in the Democratic primary, per the certified canvass.

2026 priorities (per the campaign site)

Modernizing assessment systems with GIS and data-driven tools
Transparency and accountability in property assessments
Experience-based leadership drawing on two decades in the office

Source: candidate campaign site.

Campaign site →