East Contra Costa Historical Society

The mission of the East Contra Costa Historical Society and Museum is to collect, maintain, preserve, and protect historical artifacts and information of culture and historic value relative to the area of East Contra Costa County.

More in this category: « John Marsh Historic Trust
Brentwood is one of the fastest-growing cities in the nine-county Bay Area and offers a strategic location that connects: the SF Bay Area, Central Valley, Tri-Valley, and Sacramento Delta.