Public holidays
1973, USA, Illinois
| # | Date | Public holiday |
|---|---|---|
| 1 | Monday, January 1, 1973 | New Year's Day |
| 2 | Monday, February 12, 1973 | Lincoln's Birthday |
| 3 | Monday, February 19, 1973 | Washington's Birthday |
| 4 | Monday, May 28, 1973 | Memorial Day |
| 5 | Wednesday, July 4, 1973 | Independence Day |
| 6 | Monday, September 3, 1973 | Labor Day |
| 7 | Monday, October 8, 1973 | Columbus Day |
| 8 | Monday, October 22, 1973 | Veterans Day |
| 9 | Tuesday, November 6, 1973 | Election Day |
| 10 | Thursday, November 22, 1973 | Thanksgiving |
| 11 | Tuesday, December 25, 1973 | Christmas |