Franklin, WV has a population of 729 and is the 17,219th largest city in the United States. The population density is 1,297 per sq mi which is 1593% higher than the West Virginia average and 1331% higher than the national average. The median age in Franklin is 56 which is approximately 34% higher than the West Virginia average of 42. In Franklin, 66% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 36% of Franklin residents were born in West Virginia, 61% were born out of state, 1% were born outside of the United States and 2% were foreign born.