Public holidays
1628, USA, Illinois
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1628 | New Year's Day |
| Friday, 11 February 1628 | Lincoln's Birthday (observance) | |
| 2 | Saturday, 12 February 1628 | Lincoln's Birthday |
| 3 | Tuesday, 22 February 1628 | Washington's Birthday |
| 4 | Tuesday, 30 May 1628 | Memorial Day |
| 5 | Tuesday, 4 July 1628 | Independence Day |
| 6 | Monday, 4 September 1628 | Labor Day |
| 7 | Tuesday, 7 November 1628 | Election Day |
| 8 | Monday, 25 December 1628 | Christmas |