
Rosiclare
- County:
- Hardin County
- County Seat:
- No
- Area (mi²):
- 1.939
- State:
- Illinois
Rosiclare is a city located in Hardin County, Illinois. Rosiclare has a 2025 population of 939. Rosiclare is currently declining at a rate of -0.84% annually and its population has decreased by -3.99% since the most recent census, which recorded a population of 978 in 2020.
The average household income in Rosiclare is $53,402 with a poverty rate of 14.87%. The median age in Rosiclare is 50.1 years: 53.3 years for males, and 39.5 years for females.