State Holidays 2024 Illinois. Illinois 2024 holidays, special days and observances : We will update this page once the official public.
Holidays illinois (united states) here you will find the public holidays for illinois of the current year (2024), of the following two years (2025), (2026), as well as of the past year. The 2024 illinois department of central management services webpage provides information about state holidays and other related resources.