Public holidays
1957, USA, Delaware
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1957 | New Year's Day |
| 2 | Friday, 19 April 1957 | Good Friday |
| 3 | Thursday, 30 May 1957 | Memorial Day |
| 4 | Thursday, 4 July 1957 | Independence Day |
| 5 | Monday, 2 September 1957 | Labor Day |
| 6 | Monday, 11 November 1957 | Veterans Day |
| 7 | Thursday, 28 November 1957 | Thanksgiving |
| 8 | Friday, 29 November 1957 | Black Friday |
| 9 | Wednesday, 25 December 1957 | Christmas |