- Sanford
- Sans Souci
- Sans Souci Beach
- Santiago
- Saranac
- Sauble
- Saugatuck
- Sault Ste. Marie
- Savage Island
- Sawyer
- Scaddens Island
- Scarecrow Island
- Schaffer
- Schmidt Corner
- Schomberg
- Schoolcraft
- Schooner Island
- Schultz
- Science City Mobile Home Park
- Scio
- Scio Farms Estates Mobile Home Park
- Scofield
- Scotsdale Estates Mobile Home Park
- Scott Lake
- Scottdale
- Scotts
- Scottville
- Sears
- Seaway Mobile Home Ranch
- Sebewa Corners