Illinois is home to approximately 12.6 million people, centred on Chicago — the third largest US city and a major hub for finance, commerce, and transportation. Illinois observes all 11 federal public holidays and additionally recognises Casimir Pulaski Day (first Monday in March), reflecting the state's significant Polish-American community.
In 2028, Illinois observes 11 public holidays in total — 11 nationwide holidays that apply across all of United States.
Public Holidays 2028
11 holidays
Illinois — All Public Holidays 2028
| Date | Day | Holiday | Type |
|---|---|---|---|
| 31 Dec 2027 | Fri | New Year's Day (observed) | Nationwide |
| 17 Jan 2028 | Mon | Birthday of Martin Luther King, Jr. | Nationwide |
| 21 Feb 2028 | Mon | Washington's Birthday | Nationwide |
| 29 May 2028 | Mon | Memorial Day | Nationwide |
| 19 Jun 2028 | Mon | Juneteenth National Independence Day | Nationwide |
| 4 Jul 2028 | Tue | Independence Day | Nationwide |
| 4 Sept 2028 | Mon | Labor Day | Nationwide |
| 9 Oct 2028 | Mon | Columbus Day | Nationwide |
| 10 Nov 2028 | Fri | Veterans Day (observed) | Nationwide |
| 23 Nov 2028 | Thu | Thanksgiving Day | Nationwide |
| 25 Dec 2028 | Mon | Christmas Day | Nationwide |
School Holidays 2028
Illinois — School Holidays 2028
Winter Break
17.02.2028 - 21.02.2028
Spring Break
No break
Summer Holidays
06.06.2028 - 25.08.2028
Christmas Break
22.12.2028 - 04.01.2029