Illinois observes 12 state holidays in 2026, plus additional days that affect state employees and may impact private employer scheduling. From Lincoln’s Birthday to Casimir Pulaski Day, Illinois has a holiday calendar that reflects its rich history and diverse communities.
Here’s everything you need to know about Illinois state holidays in 2026.
Key Takeaways
- Illinois observes 12 paid holidays for state employees in 2026
- Lincoln’s Birthday and Casimir Pulaski Day are unique Illinois observances
- Private employers are not required to close on holidays but must follow company policy
- Chicago has additional local requirements that differ from the rest of the state
- Clear holiday policies help prevent scheduling conflicts and payroll errors
Illinois State Holiday Calendar 2026
| Holiday | Date | Day |
|---|---|---|
| New Year’s Day | January 1 | Thursday |
| Lincoln’s Birthday | February 12 | Thursday |
| Presidents’ Day | February 16 | Monday |
| Casimir Pulaski Day | March 2 | Monday |
| Memorial Day | May 25 | Monday |
| Independence Day | July 3 | Friday (observed) |
| Labor Day | September 7 | Monday |
| Columbus Day | October 12 | Monday |
| Veterans Day | November 11 | Wednesday |
| Thanksgiving Day | November 26 | Thursday |
| Day After Thanksgiving | November 27 | Friday |
| Christmas Day | December 25 | Friday |
Note: Illinois observes both Lincoln’s Birthday (February 12) and Presidents’ Day (February 16) as separate state holidays. Casimir Pulaski Day (March 2) honors the Polish-American hero.
Employer Obligations for Illinois Holidays
State Employees
Illinois state employees receive paid time off for all 12 holidays listed above. When a holiday falls on a Saturday, the preceding Friday is observed. When it falls on a Sunday, the following Monday is observed.
Private Employers
Illinois law does not require private employers to close on holidays or pay premium rates for holiday work. However:
- Company policy — If your handbook promises holiday pay, you must honor it
- Collective bargaining agreements — CBAs may require holiday premiums
- City of Chicago — May have additional requirements for certain industries
- Illinois Wage Payment and Collection Act — Promised holiday pay must be paid on time
Illinois Sales Tax and Holidays
Illinois occasionally offers sales tax holidays, typically for back-to-school shopping. These are not employee holidays but can affect retail staffing needs. Check the Illinois Department of Revenue for current schedules.
Illinois-Specific Holidays
Lincoln’s Birthday
Lincoln’s Birthday (February 12) is observed as a separate state holiday in Illinois. State offices close, and many private employers in the state also observe it. This is distinct from Presidents’ Day, which is observed four days later.
Casimir Pulaski Day
Casimir Pulaski Day (March 2) honors Casimir Pulaski, a Polish-American hero of the American Revolution. Illinois has a large Polish-American population, and this holiday is widely observed. State offices close, and cultural events are held across the state.
Common Mistakes Illinois Employers Make
- Confusing Lincoln’s Birthday with Presidents’ Day — They are separate holidays in Illinois
- Forgetting Casimir Pulaski Day — This unique holiday catches many employers off guard
- Ignoring Chicago-specific rules — Chicago may have additional requirements
- Not accounting for long weekends — Presidents’ Day creates a three-day weekend
- Missing the day after Thanksgiving — Illinois state employees get this day off, and many private employers follow suit
This article is general information, not legal advice. Consult an employment attorney for guidance specific to your situation.