What Is a Caucus? As a Colorado Democrat, you’re part of a precinct determined by where you live. Every two years, your precinct holds a meeting known as caucus. This is where the process begins for choosing who will appear on the Democratic ticket, including our nominee for Congress. Caucus and Assembly Timeline Caucuses will take place between March 3 and March 7, 2026. Delegates chosen at these neighborhood meetings will move on to county Assemblies in late March, followed by the CD2 Distri