Burnsville, WV has a population of 603 and is the 18,403rd largest city in the United States. The population density is 570 per sq mi which is 645% higher than the West Virginia average and 530% higher than the national average. The median age in Burnsville is 36 which is approximately 15% lower than the West Virginia average of 42. In Burnsville, 60% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 82% of Burnsville residents were born in West Virginia, 17% were born out of state, 0% were born outside of the United States and 1% were foreign born.