Colorado Population 2025 By County And City

Colorado Population 2025 By County And City. The most populous counties in colorado are el paso county with 744,215, denver county at 716,577, arapahoe county with 656,061, jefferson county at 576,366, and adams. The state demography office provides population estimates and forecasts for colorado’s regions,.

Usafacts uses census data to break down the population of colorado by race, age, and more. Keenesburg is the fastest growing city in colorado over the past 4.