Hayfield, VA has a population of 4,453 and is the 6,964th largest city in the United States. The population density is 3,473 per sq mi which is 1715% higher than the Virginia average and 3734% higher than the national average. The median age in Hayfield is 39 which is approximately 2% higher than the Virginia average of 38. In Hayfield, 70% of the population over 15 years of age are married, 86% speak English and 6% speak Spanish. 28% of Hayfield residents were born in Virginia, 60% were born out of state, 2% were born outside of the United States and 10% were foreign born.