Coon Rapids, IA has a population of 1,371 and is the 13,219th largest city in the United States. The population density is 769 per sq mi which is 1307% higher than the Iowa average and 749% higher than the national average. The median age in Coon Rapids is 43 which is approximately 12% higher than the Iowa average of 38. In Coon Rapids, 69% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 84% of Coon Rapids residents were born in Iowa, 15% were born out of state, 0% were born outside of the United States and 1% were foreign born.