
Round Hill
- County:
- Loudoun County
- County Seat:
- No
- Area (mi²):
- 0.367
- State:
- Virginia
Round Hill is a town located in Loudoun County, Virginia. Round Hill has a 2025 population of 681. Round Hill is currently declining at a rate of -0.44% annually and its population has decreased by -2.01% since the most recent census, which recorded a population of 695 in 2020.
The average household income in Round Hill is $143,227 with a poverty rate of 3.18%. The median age in Round Hill is 41.7 years: 43.4 years for males, and 41.5 years for females.