Corley, IA has a population of 29 and is the 28,623rd largest city in the United States. The population density is 485 per sq mi which is 789% higher than the Iowa average and 436% higher than the national average. The median age in Corley is 65 which is approximately 71% higher than the Iowa average of 38. In Corley, 72% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 62% of Corley residents were born in Iowa, 38% were born out of state, 0% were born outside of the United States and 0% were foreign born.