- Ramsey Key
- Rattlesnake Hammock
- Rock Island
- Rock Spring Island
- Rookery Island
- Round Key
- Rosse Key
- Roy Mobile Home Park
- Royal Harbor
- Royal Palm Hammock
- Ruess Island
- Russell Key
- Rolling Meadows
- Rose Creek Mobile Home Park
- Rum Island
- Ragged Island
- Randolph Island
- Reed Island
- Rhondas Trailer Park
- Ribault Manor
- Riverside
- Riverview
- Royal Court Mobile Home
- Royal Terrace
- Rufus H Ruis Mobile Home Park
- Rush Island
- Ramsey Beach
- Riverview
- Robertson Island
- Relay