Dossier
Colorado Primary Election
Coverage of Colorado Primary Election in the Nexus archive.
- Colorado 2026 primary election sees highest voter turnout since at least 2018 outside COVID-19 pandemic
Colorado's 2026 primary election saw the highest voter turnout since at least 2018, excluding the 2020 pandemic year, with 36.2% turnout. Democrats slightly outpaced Republicans by 6.7% of total voters, and a close gubernatorial race remains undecided between Republican candidates Barbara Kirkmeyer and Victor Marx.
- What Colorado early voting numbers reveal about turnout in this year's primary election
Colorado's primary election has seen 14% voter turnout with over 639,000 ballots returned three days before June 30. Jefferson County leads with 16% turnout (76,000 ballots), while Denver County reports 12% (67,000 ballots). The 2018 midterm election saw 30% turnout, and voters must now use drop boxes or in-person voting by June 30.