Colorado Population 2024 Forecast. Using census data, csi found that. Actual and predicted population data by gender and age from the department of local affairs (dola), from 1990 to 2040.

 — although colorado’s population growth is forecast to slow over the next few decades, it is projected to continue to outpace the nation, growing at roughly twice the.  — 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.