- Teakettle Junction
- Tejon Ranch
- Thomas Lane
- Twin Lakes
- Twin Oaks
- Three Crossing
- Tule Island
- Twin Lakes
- The Crossing
- Tanbark Flats
- Terminal Island
- The Oaks
- Three Points
- Three Points
- Topanga Beach
- Topanga Oaks
- Topanga Park
- Twin Lakes
- Twin Rocks
- Two Harbors
- The Pines
- Trigo
- Tamalpais-Homestead Valley
- Tamalpais Valley Junction
- The Sisters
- Tiburón
- Tocaloma
- Tan Oak Park
- Tatu
- The Forks