  | Chesapeake Beach Railway Museum | Events and activities involving the Chesapeake Beach Railway Museum (CBRM) and the Friends of the CBRM. |
| | Fossil Club | Lectures, meetings, and other events involving the Calvert Marine Museum's Fossil Club. |
| | Main Calendar | |
| | Solomons Island Model Boat Club (SIMBC) | |
| | Summer Waterside Concert Series | |
| | Volunteer | Calvert Marine Museum Volunteer Council meetings and other events. |