Worthington, KY has a population of 1,406 and is the 13,076th largest city in the United States. The population density is 1,238 per sq mi which is 1042% higher than the Kentucky average and 1266% higher than the national average. The median age in Worthington is 51 which is approximately 32% higher than the Kentucky average of 39. In Worthington, 64% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 56% of Worthington residents were born in Kentucky, 43% were born out of state, 0% were born outside of the United States and 0% were foreign born.