Public holidays
1820, USA, Alabama
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, January 1, 1820 | New Year's Day |
| 2 | Tuesday, February 15, 1820 | Mardi gras day/Susan B. Anthony Day |
| 3 | Tuesday, February 22, 1820 | Washington's Birthday |
| 4 | Monday, April 24, 1820 | Confederate Memorial Day |
| 5 | Tuesday, May 30, 1820 | Memorial Day |
| 6 | Monday, June 5, 1820 | Jefferson Davis Day |
| 7 | Tuesday, July 4, 1820 | Independence Day |
| 8 | Monday, September 4, 1820 | Labor Day |
| 9 | Monday, December 25, 1820 | Christmas |
| 10 | Tuesday, December 26, 1820 | December 26 |
| 11 | Sunday, December 31, 1820 | New Year's Eve |