Carrier Mills, IL has a population of 2,129 and is the 10,655th largest city in the United States. The population density is 1,763 per sq mi which is 693% higher than the Illinois average and 1846% higher than the national average. The median age in Carrier Mills is 48 which is approximately 29% higher than the Illinois average of 37. In Carrier Mills, 57% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 76% of Carrier Mills residents were born in Illinois, 23% were born out of state, 0% were born outside of the United States and 1% were foreign born.