Elliott, IA has a population of 472 and is the 19,881st largest city in the United States. The population density is 1,132 per sq mi which is 1973% higher than the Iowa average and 1150% higher than the national average. The median age in Elliott is 32 which is approximately 15% lower than the Iowa average of 38. In Elliott, 69% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 70% of Elliott residents were born in Iowa, 30% were born out of state, 0% were born outside of the United States and 0% were foreign born.