Colorado's population topped 5.6 million in 2017, according to U.S. Census Bureau estimates released today. The state added 77,049 residents, growing 1.4 percent from 2016, for a total population ...

Colorado mayors are ready for a legal fight to assert local control in a clash over state legislation backed by Gov. Jared Polis that would allow more high-density development near transit.

Colorado’s population is expected to grow through 2026, according to the report, peaking with a 1.3% growth rate before trending down slowly for the next two decades.

While Colorado's recent boom may feel unprecedented, the state grew at roughly twice the same rate in the 1990s. But back then, the state's population was around 3.5 million.