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Colorado Independent Redistricting Commissions

The Colorado Independent Congressional and Legislative Redistricting Commissions, established by Amendments Y and Z in 2018, are drawing Colorado's congressional and state legislative districts in 2021.

On this site you can find information about the commissions, as well as historical information, meeting schedules, and frequently asked questions.

Upcoming dates to watch:
  • June 23, 2021 – Independent Congressional Redistricting Commission receives preliminary congressional map.
  • June 28, 2021 – Independent Legislative Redistricting Commission receives preliminary state senate and state house maps.
  • July 9-August 28, 2021 – commissions hold joint public hearings (calendar) on the preliminary maps throughout the state.
  • August 16, 2021 – staff receives PL 94-171 redistricting data from the Census Bureau in legacy format and begins preparing the data and the staff maps.