Magnolia, KY has a population of 462 and is the 20,032nd largest city in the United States. The population density is 227 per sq mi which is 109% higher than the Kentucky average and 150% higher than the national average. The median age in Magnolia is 35 which is approximately 9% lower than the Kentucky average of 39. In Magnolia, 53% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 95% of Magnolia residents were born in Kentucky, 5% were born out of state, 0% were born outside of the United States and 0% were foreign born.