| New Year’s Eve (2022) | Friday, December 30, 2022 | |
| New Year’s Day | Monday, January 02, 2023 | |
| Martin Luther King’s Birthday | Monday, January 16, 2023 | |
| President’s Day | Monday, February 20, 2023 | |
| Cesar Chavez Day | Friday, March 31, 2023 | |
| Memorial Day | Monday, May 29, 2023 | |
| Juneteenth | Monday, June 19, 2023 | |
| Independence Day | Tuesday, July 4, 2023 | |
| Labor Day | Monday, September 4, 2023 | |
| Veterans’ Day | Friday, November 10, 2023 | |
| Thanksgiving Day | Thursday, November 23, 2023 | |
| Day after Thanksgiving | Friday, November 24, 2023 | |
| Day before Christmas Eve | Friday, December 22, 2023 | |
| Christmas Day | Monday, December 25, 2023 | |
| New Year’s Eve | Friday, December 29, 2023 |
After Hours Assistance
If you need assistance on weekends or holidays or after 5 pm on weekdays, call the numbers below and follow the instructions for after-hours assistance:
Alameda County: (510) 618-6100
Contra Costa County: (925) 691-2300 / (925) 798-3001