Farley, IA has a population of 1,688 and is the 12,016th largest city in the United States. The population density is 1,048 per sq mi which is 1818% higher than the Iowa average and 1056% higher than the national average. The median age in Farley is 35 which is approximately 9% lower than the Iowa average of 38. In Farley, 66% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 95% of Farley residents were born in Iowa, 5% were born out of state, 0% were born outside of the United States and 0% were foreign born.