Elkhart, IA has a population of 815 and is the 16,483rd largest city in the United States. The population density is 517 per sq mi which is 846% higher than the Iowa average and 470% higher than the national average. The median age in Elkhart is 39 which is approximately 1% higher than the Iowa average of 38. In Elkhart, 54% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 84% of Elkhart residents were born in Iowa, 16% were born out of state, 0% were born outside of the United States and 0% were foreign born.