| | Sandy Beach Park | Fall River, Massachusetts, United States | - | - | - | - |
| | Sanatoga Park | Sanatoga, Pennsylvania, United States | - | | - | |
| | Saltair | Magna, Utah, United States | - | | - | |
| Saltair | Magna, Utah, United States | - | | - | ≤ |
| | Rye Beach Pleasure Park | Rye, New York, United States | - | s | - | |
| Runway Fun Park | Swanzey, New Hampshire, United States | - | - | - | |
| | Royal Land | Meridian, Mississippi, United States | - | s | - | s |
| Route 66 Carousel Park | Joplin, Missouri, United States | - | | - | |
| | Roton Point | Norwalk, Connecticut, United States | - | s | - | |
| | Rothschild Park | Rothschild, Wisconsin, United States | - | ≤ | - | - |
| | Ross Grove | Aspinwall, Pennsylvania, United States | - | | - | s |
| | Roseland Park | Canandaigua, New York, United States | - | | - | |
| Rose Island Amusement Park | Charlestown, Indiana, United States | - | | - | |
| | Rolling Green Park | Hummel's Wharf, Pennsylvania, United States | - | | - | - |
| | Rocky Springs Park | Lancaster, Pennsylvania, United States | - | s | - | |
| | Rocky Point Park | Warwick, Rhode Island, United States | - | - | - | |
| | Rocky Glen | Moosic, Pennsylvania, United States | - | | - | |
| | Rock Springs Park | Chester, West Virginia, United States | - | - | - | - |
| | Rock Point Park | Ellwood City, Pennsylvania, United States | - | ≤ | - | |
| | Rockaways' Playland | Rockaway Beach, New York, United States | - | | - | |
| | Rockaway Beach | Rockaway Beach, New York, United States | - | ≤ | - | |
| | Robison Park | Fort Wayne, Indiana, United States | - | | - | |
| Riverview Park & Waterworld | Wisconsin Dells, Wisconsin, United States | - | | - | |
| | Riverview Park | Des Moines, Iowa, United States | - | | - | |