Milo, IA has a population of 928 and is the 15,602nd largest city in the United States. The population density is 1,532 per sq mi which is 2704% higher than the Iowa average and 1591% higher than the national average. The median age in Milo is 33 which is approximately 13% lower than the Iowa average of 38. In Milo, 68% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 89% of Milo residents were born in Iowa, 11% were born out of state, 0% were born outside of the United States and 1% were foreign born.