Green Bank, WV has a population of 244 and is the 23,544th largest city in the United States. The population density is 74 per sq mi which is 3% lower than the West Virginia average and 18% lower than the national average. The median age in Green Bank is 37 which is approximately 11% lower than the West Virginia average of 42. In Green Bank, 72% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 61% of Green Bank residents were born in West Virginia, 39% were born out of state, 0% were born outside of the United States and 0% were foreign born.