Public holidays
1831, USA, Delaware
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1831 | New Year's Day |
| 2 | Friday, 1 April 1831 | Good Friday |
| 3 | Monday, 30 May 1831 | Memorial Day |
| 4 | Monday, 4 July 1831 | Independence Day |
| 5 | Monday, 5 September 1831 | Labor Day |
| 6 | Sunday, 25 December 1831 | Christmas |
| Monday, 26 December 1831 | Christmas (observance) |