Public holidays
1806, USA, Illinois
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1806 | New Year's Day |
| 2 | Wednesday, 12 February 1806 | Lincoln's Birthday |
| 3 | Saturday, 22 February 1806 | Washington's Birthday |
| 4 | Friday, 30 May 1806 | Memorial Day |
| 5 | Friday, 4 July 1806 | Independence Day |
| 6 | Monday, 1 September 1806 | Labor Day |
| 7 | Tuesday, 4 November 1806 | Election Day |
| 8 | Thursday, 25 December 1806 | Christmas |