
Rosemont
- County:
- Frederick County
- County Seat:
- No
- Area (mi²):
- 0.556
- State:
- Maryland
Rosemont is a village located in Frederick County, Maryland. Rosemont has a 2025 population of 303. Rosemont is currently growing at a rate of 2.02% annually and its population has increased by 10.18% since the most recent census, which recorded a population of 275 in 2020.
The average household income in Rosemont is $110,707 with a poverty rate of 6.47%. The median age in Rosemont is 57.4 years: 48.3 years for males, and 62.1 years for females.