Ellston, IA has a population of 36 and is the 28,477th largest city in the United States. The population density is 162 per sq mi which is 196% higher than the Iowa average and 79% higher than the national average. The median age in Ellston is 58 which is approximately 54% higher than the Iowa average of 38. In Ellston, 56% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 100% of Ellston residents were born in Iowa, 0% were born out of state, 0% were born outside of the United States and 0% were foreign born.