Contra Costa County, CA Official Website

Seeking Nominations for Humanitarians of the Year

Contra Costa County seeks nominations for student and adult humanitarians of the year, for the 42nd Dr. Martin Luther King, Jr. ceremony. Read more...
How to Stay Safe from Harmful Algae

Contra Costa Environmental Health warns of harmful algae blooms. See Media Release...
Missed the Board of Supervisors Meeting?

Watch the Contra Costa County Board of Supervisors meeting in its entirety on Contra Costa TV on Thursday at 6 pm or online. Read more...
Census Resources & Grant Funding

Contra Costa County releases Request for Proposals (RFP) for Census Outreach and Assistance Grants. Read more...
Guide to Wildfire Preparedness

Contra Costa County Residents Guide to Wildfire Preparedness & Evacuation. Read more...
Roadwork Updates

Get information about current roadwork and construction projects from Public Works. Read more...
Northern Waterfront Economic Development Initiative Forum

A regional partnership supporting sustainable economic growth in Contra Costa County. Read more...