Meridian, CO has a population of 3,327 and is the 8,296th largest city in the United States. The population density is 3,691 per sq mi which is 7314% higher than the Colorado average and 3974% higher than the national average. The median age in Meridian is 34 which is approximately 7% lower than the Colorado average of 36. In Meridian, 45% of the population over 15 years of age are married, 81% speak English and 2% speak Spanish. 30% of Meridian residents were born in Colorado, 55% were born out of state, 1% were born outside of the United States and 14% were foreign born.