| Month |
Day |
Holiday |
| January 2, 2023 |
Monday |
New Year's Day |
| January 16 |
Monday |
Dr. Martin Luther King, Jr.'s Birthday |
| February 20 |
Monday |
Presidents Day |
| March 27 |
Monday |
Cesar Chavez's Birthday (Observed) |
| May 29 |
Monday |
Memorial Day |
| June 19 |
Monday |
Juneteenth |
| July 4 |
Tuesday |
Independence Day |
| September 4 |
Monday |
Labor Day |
| September 7 |
Thursday |
Admission Day (OHA offices closed) |
| November 10 |
Friday |
Veterans Day (Observed) |
| November 23 |
Thursday |
Thanksgiving Day |
| November 24 |
Friday |
Day after Thanksgiving Day |
| December 22 |
Friday |
Christmas Eve (Observed, OHA offices closed) |
| December 25 |
Monday |
Christmas Day |
| December 28 |
Thursday |
New Year's Eve (Observed, OHA offices closed) |