Conroy, IA has a population of 375 and is the 21,236th largest city in the United States. The population density is 492 per sq mi which is 800% higher than the Iowa average and 443% higher than the national average. The median age in Conroy is 47 which is approximately 23% higher than the Iowa average of 38. In Conroy, 49% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 82% of Conroy residents were born in Iowa, 18% were born out of state, 0% were born outside of the United States and 0% were foreign born.