City and Public Services in Marathon, FL
City and Public Services
Monroe County Public Library Marathon
City and Public Services in Marathon, FL
- Address
- 3490 Overseas Hwy, Marathon, FL 33050
- Phone
- (305) 743-5156
- Website
- keyslibraries.org
Last checked September 23, 2026. Call ahead to confirm hours.
Listing details from Overture Maps open data.