Monrovia is a town in Monroe Township, Morgan County, Indiana, United States. The population was 1,063 at the 2010 census.
The Monroe-Gregg School District which serves students in Monroe and Gregg townships in Morgan County operates three schools:
- Monrovia Elementary School houses grades K-5. It replaced Hall Elementary School.
- Monrovia Middle School, recently constructed, houses grades 6-8.
- Monrovia Junior-Senior High School houses grades 9-12.
Hall Elementary School, which had previously housed grades 4-6 (with Monrovia Elementary School housing K-3 and Monrovia Junior-Senior High School housing 7-12), has recently closed.