Public holidays
1657, USA, California
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, January 1, 1657 | New Year's Day |
| 2 | Sunday, February 4, 1657 | Rosa Parks Day |
| Monday, February 5, 1657 | Rosa Parks Day (observance) | |
| 3 | Thursday, February 22, 1657 | Washington's Birthday |
| Friday, March 30, 1657 | César Chávez Day (observance)/Good Friday | |
| 4 | Saturday, March 31, 1657 | César Chávez Day |
| 5 | Wednesday, May 30, 1657 | Memorial Day |
| 6 | Wednesday, July 4, 1657 | Independence Day |
| 7 | Monday, September 3, 1657 | Labor Day |
| 8 | Tuesday, December 25, 1657 | Christmas |