StatehouseNovember general election

Colorado Senate District 4: 2026 Election

Senate District 4 covers much of Douglas County, including Castle Rock, Parker, and Larkspur. The open seat drew a single nominee from each party, so there is no June 30 primary; Republican Teddy Collins and Democrat Justin Kurth meet on November 3.

Decided in the November 3, 2026 general election.
  • Teddy Collins
    on the ballot
  • Justin Kurth
    on the ballot

The candidates

  • Teddy Collins (Republican) Unopposed Republican nominee for the open SD-4 seat.

  • Justin Kurth (Democratic) Unopposed Democratic nominee.

What this office does

A state senator represents the district in the Colorado General Assembly, writing and voting on state law and the budget.

More on this election

Source: Colorado Secretary of State and Douglas County Elections. Candidate field as published in our 2026 ballot guide. Results are unofficial until canvassed and certified.