Alameda County District Attorney's Office
| District Attorney of Alameda County | |
|---|---|
Seal of Alameda County | |
Flag of Alameda County | |
since February 18, 2025 | |
| Type | District attorney |
| Seat | René C. Davidson Courthouse Oakland, California |
| Formation | 1853 |
| First holder | William H. Combs |
| Salary | $382,741 (2023) |
| Website | da |
The Alameda County District Attorney's Office is the legal agency charged with prosecuting felony and misdemeanor crimes in Alameda County, California. Ursula Jones Dickson has served as district attorney since 2025.
Occupants of this office have gone on to serve in the California State Legislature and the United States House of Representatives and as mayor of Oakland, attorney general of California, secretary of state of California, governor of California, and chief justice of the United States.