After the 2010 population census of the United States, there was an increase of 16.9% increase of the population. The estimated population of Colorado by the United States Census Bureau for the year 2018 is 5, 684, 203 people. Colorado is the 37th state in the Union that has the largest population density.

Colorado is known to be the eighth state of the United States to have the largest surface area, which is 104, 904 square miles. With this, it has a proportion of 52 people per square mile. The State of Colorado has no secondary civil subdivisions, thus it is divided into 64 counties.

Denver is the capital city of Colorado and the city that has the most population. Almost 60% of the residents in Colorado resides in Denver, Aurora, and Boulder. The Front Range Urban Corridor is expected to have the largest increase in residents, and the fast-growing counties are Weld and Douglas.

According to the United States Census, when Colorado had 5, 029, 196 people in the year 2010, the racial composition according to the population of the state was:

  • The population was composed of 81.3% White Americans, more so, the White Americans are subdivided into 70% Non-Hispanic White and 11.3% Hispanic White.
  • The population was composed of 1.1% of Alaska Native and American Indian.
  • The population was composed of 0.1% of Native Hawaiian and Other Pacific Islander.
  • In the population, there were 20.7% Hispanic and Latino American.
  • In the population, there were 4.0% Black or African American.
  • In the population, there were 2.8% Asian American.
  • There were 7.2% of the population came from other races.
  • There were 3.4% of the population known to be Multiracial Americans.

In Colorado, English is their spoken language. However, due to the number of Hispanics, Spanish became the second-most spoken language. Nonetheless, there is a Native Coloradan dialect that is still spoken today, which is the Colorado River Numic.

According to the population of the state, the religious affiliations of the people is composed with 64% Christians, of which it is subcategorized with 44% Protestants, 19% Roman Catholic, and 3% of it is Latter Day Saint or Mormons. The other religious affiliations are 2% Jewish, 1% Buddhist, 1% Muslim, and 0.5% Hindu. In the whole population, there is 25% of the people who are unaffiliated.

With regards to the health demographics of the Coloradans, the rate of obesity is at the lowest. There is a life expectancy to the people living in Colorado, the proposed expectancy is about 80.21 years.

Up to 10% of the population of Colorado are immigrants, Colorado has the 5th largest population of the Mexican-American population. In the state, Denver Metropolitan is the most racially diverse.

Colorado has a progressive economy, the participation rate of the labor force is around 70%, with an unemployment rate of only 4.7%.  It is a federal government, that has a state constitution that is provided by the legislative, executive, and judicial branches of the government