Public holidays
1955, USA, Illinois
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1955 | New Year's Day |
| Friday, 11 February 1955 | Lincoln's Birthday (observance) | |
| 2 | Saturday, 12 February 1955 | Lincoln's Birthday |
| 3 | Tuesday, 22 February 1955 | Washington's Birthday/Mardi gras day |
| 4 | Monday, 30 May 1955 | Memorial Day |
| 5 | Monday, 4 July 1955 | Independence Day |
| 6 | Monday, 5 September 1955 | Labor Day |
| 7 | Wednesday, 12 October 1955 | Columbus Day |
| 8 | Tuesday, 8 November 1955 | Election Day |
| 9 | Friday, 11 November 1955 | Veterans Day |
| 10 | Thursday, 24 November 1955 | Thanksgiving |
| 11 | Sunday, 25 December 1955 | Christmas |
| Monday, 26 December 1955 | Christmas (observance) |