Public holidays
1888, USA, Delaware
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1888 | New Year's Day |
| Monday, 2 January 1888 | New Year's Day (observance) | |
| Friday, 30 March 1888 | César Chávez Day (observance)/Good Friday | |
| 2 | Wednesday, 30 May 1888 | Memorial Day |
| 3 | Wednesday, 4 July 1888 | Independence Day |
| 4 | Monday, 3 September 1888 | Labor Day |
| 5 | Thursday, 29 November 1888 | Thanksgiving |
| 6 | Friday, 30 November 1888 | Black Friday |
| 7 | Tuesday, 25 December 1888 | Christmas |