
Rockville
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 8.462
- State:
- Utah
Rockville is a town located in Washington County, Utah. Rockville has a 2025 population of 221. Rockville is currently declining at a rate of -0.45% annually and its population has decreased by -1.78% since the most recent census, which recorded a population of 225 in 2020.
The average household income in Rockville is $63,229 with a poverty rate of 0%. The median age in Rockville is 66.5 years: 66.7 years for males, and 64.5 years for females.