Mary Jo Rossi is known for making winners out of political candidates, but on Thursday the FBI made a surprise visit to her ...

The mother of Jázmin Pellegrini, the 15-year-old who was profiled in a Chronicle investigation after the girl’s death in San Francisco last year, has sued Contra Costa County alleging that multiple ...

Contra Costa County serves 14,000 unsheltered people every year, according to its annual report. The leader of a nonprofit is ...

Alameda and Contra Costa counties are under a flood advisory which was released by the National Weather Service on Friday at ...

Rain pelted the Bay Area overnight Friday morning, accompanied by cold, gusty winds similar to those that blew during the ...

Eastbound lanes were closed west of Wilder Road following the wreck, which was reported to the CHP at 8:21 a.m. CHP spokesperson Officer Dan Gilmore confirmed that a person died in the wreck, but ...

Contra Costa County Supervisor Shanelle Scales-Preston will hold a town hall meeting Thursday evening on last month's Martinez Refining Company fire.

Contra Costa County residents with views of Mount Diablo woke up to a snowy site Friday morning. A chilly and wet March storm dusted mountain peaks around the San ...

Contra Costa County is holding a town hall meeting tonight to discuss last month's Martinez Refining Company fire.

In order to help fill an estimated $238 million, four-year budget gap, Alameda-Contra Costa Transit is hiking bus fares for ...

Santa Clara County — a hub for the emerging artificial intelligence industry — grew the most, by 1.5%, from around 1,897,000 ...