Blaine, KY has a population of 74 and is the 27,541st largest city in the United States. The population density is 261 per sq mi which is 141% higher than the Kentucky average and 188% higher than the national average. The median age in Blaine is 47 which is approximately 22% higher than the Kentucky average of 39. In Blaine, 83% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 73% of Blaine residents were born in Kentucky, 27% were born out of state, 0% were born outside of the United States and 0% were foreign born.