Colorado population growth rate, 1970-2025

Colorado is losing residents to other states and international immigration is slowing, resulting in the state's slowest growth rate since the 1980s.

Colorado's rate of population growth was 0.4 percent in 2025, its slowest since the 1980s.

(Please use a modern browser to see the interactive version of this visualization)

2025 data comes from U.S. Census estimates. Other data is from the State Demographer's Office's analysis of Census data.

Chart: Andrew Kenney / DenveriteSource: U.S. Census; State Demographer's Office