Evergreen, CO has a population of 8,580 and is the 4,428th largest city in the United States. The population density is 745 per sq mi which is 1396% higher than the Colorado average and 722% higher than the national average. The median age in Evergreen is 49 which is approximately 33% higher than the Colorado average of 36. In Evergreen, 67% of the population over 15 years of age are married, 95% speak English and 2% speak Spanish. 24% of Evergreen residents were born in Colorado, 71% were born out of state, 1% were born outside of the United States and 5% were foreign born.