Crested Butte, CO has a population of 1,282 and is the 13,630th largest city in the United States. The population density is 1,523 per sq mi which is 2959% higher than the Colorado average and 1581% higher than the national average. The median age in Crested Butte is 34 which is approximately 7% lower than the Colorado average of 36. In Crested Butte, 46% of the population over 15 years of age are married, 95% speak English and 2% speak Spanish. 23% of Crested Butte residents were born in Colorado, 72% were born out of state, 2% were born outside of the United States and 2% were foreign born.