Get sales tax rates for Contra Costa County California. California cities and zip codes rates are also available. Sales tax rates provided by Avalara.


Our poll workers reflect the language diversity of Contra Costa County and bilingual poll workers allow us to serve voters needing language assistance.


Contra Costa County Bar Association — Serving members of the legal profession and the community in. I am a member of the legal community. Join CCCBA ...


You have the powerful opportunity to impact the life of a vulnerable child in your community when you volunteer with CASA of Contra Costa County as an ...


Web Site of the Contra Costa County California Historical Society, located in Martinez, California.


Contra Costa County Science and Engineering Fair. Representatives from 11 local water, wastewater, and recycled water agencies, including Contra Costa ...


Dec 18, 2018 ... Live results for Contra Costa County, plus state and federal races you care about.


State law, as well as County ordinance, requires all dogs over 4 months of age to be vaccinated against ... View the complete Contra Costa County ordinance.


Free evidence-based parenting classes and parent mentors to help with the child -welfare system and reunification offered throughout Contra Costa County.