- Rising Sun
- Rocklyn Mobile Home
- River Sioux
- Robinson
- Ross
- Rossville
- Rubio
- Regency of Iowa Mobile Home Park
- Ridgeview Park
- Rivercrest Estates
- Rustic Ridge Mobile Home Park
- Red Line
- Rorbeck
- Robison-Whitaker Acres
- Rolling Hills Mobile Home Park
- Rosedale
- Rutledge
- Racine
- Robertson
- Rough Woods Hill
- Richmond
- Roberts
- Roelyn
- Regency of Sioux City
- Riverside
- Railroad Island
- Reeceville
- Riprap Island
- Rushville
- River Junction