
Grundy
- County:
- Buchanan County
- County Seat:
- Yes
- Area (mi²):
- 4.986
- State:
- Virginia
Grundy is a town located in Buchanan County, Virginia. Grundy has a 2025 population of 805. It is also the county seat of Buchanan County. Grundy is currently declining at a rate of -1.95% annually and its population has decreased by -8.94% since the most recent census, which recorded a population of 884 in 2020.
The average household income in Grundy is $55,056 with a poverty rate of 22.59%. The median age in Grundy is 54.5 years: 39.3 years for males, and 61.1 years for females.