Blackey, KY has a population of 189 and is the 24,695th largest city in the United States. The population density is 432 per sq mi which is 299% higher than the Kentucky average and 377% higher than the national average. The median age in Blackey is 42 which is approximately 10% higher than the Kentucky average of 39. In Blackey, 70% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 95% of Blackey residents were born in Kentucky, 5% were born out of state, 0% were born outside of the United States and 0% were foreign born.