As the 2026 election cycle begins, an unusually large number of Colorado lawmakers — many appointed through the vacancy process — are facing primary challenges that reflect deepening divisions within both major parties.

State Sen. Mark Baisley is leaving the race to run instead for U.S. Senate. Former U.S. Rep. Greg Lopez has left the GOP to become unaffiliated.

The final days of 2025 saw an unusually high number of Colorado candidates switch parties and races, reshaping at least a few primaries ahead of this year’s midterm elections. The state has seen its share of switchers over the years,

The stakes for the 2026 election and legislative session are enormous and the outcomes will determine Colorado's future political landscape. State of play: Here are five storylines we're watching. 1.

Every single seat in the Colorado House of Representatives and about half of seats in the Colorado Senate will be on the ballot this year. Democrats have controlled both chambers of the state Legislature since 2019.

Colorado’s attorney general is accusing the Trump administration of waging a “revenge campaign” against the state.

A recent change to how the U.S. Postal Service postmarks letters is colliding with election administration across the country — but not every state, even those that conduct elections fully by mail, will be impacted. Still, critics say the move is set to sow chaos ahead of the 2026 midterm elections.

In a surprise twist of fate, a Democrat governor has announced that he’s considering clemency for a convicted Trump supporter. Colorado Gov. Jared Polis said Thursday in […]