Fort Mitchell, KY has a population of 8,245 and is the 4,599th largest city in the United States. The population density is 2,663 per sq mi which is 2356% higher than the Kentucky average and 2839% higher than the national average. The median age in Fort Mitchell is 36 which is approximately 6% lower than the Kentucky average of 39. In Fort Mitchell, 53% of the population over 15 years of age are married, 92% speak English and 5% speak Spanish. 51% of Fort Mitchell residents were born in Kentucky, 42% were born out of state, 1% were born outside of the United States and 7% were foreign born.