California Assembly
District 12
The general election will be held tuesday, november 3, 2026.
California’s 12th Assembly District includes the Sonoma County cities of Cotati, Petaluma, Rohnert Park, and Santa Rosa, as well as all of Marin County—including San Rafael, Novato, Mill Valley, Larkspur, San Anselmo, Corte Madera, Tiburon, Fairfax, Sausalito, Ross, and Belvedere.