Lodge at Marconi
On Tomales Bay
Marshall is an unincorporated community in Marin County, California. It is located on the northeast shore of Tomales Bay 6 mi (9.7 km) south of Tomales, at an elevation of 25 ft (7.6 m).Marshall is located on the east shore of Tomales Bay. It has a population that is unknown. It is located approximately 15 mi (24 km) southeast of Bodega Bay, on State Route 1. Its ZIP code is 94940.