Evans, CO has a population of 20,767 and is the 2,083rd largest city in the United States. The population density is 2,040 per sq mi which is 3998% higher than the Colorado average and 2152% higher than the national average. The median age in Evans is 29 which is approximately 21% lower than the Colorado average of 36. In Evans, 53% of the population over 15 years of age are married, 70% speak English and 28% speak Spanish. 54% of Evans residents were born in Colorado, 30% were born out of state, 1% were born outside of the United States and 15% were foreign born.