Monday to Friday: 9:00 a.m. to 5:00 p.m.
Saturday/Sunday: Closed
The Cook County Treasurer's Office will be closed on the following dates:
2021 Designated Holidays
New Year's Day
Friday, January 1
Martin Luther King's Birthday
Monday, January 18
Lincoln's Birthday
Friday, February 12
Washington's Birthday
Monday, February 15
Casimir Pulaski Day
Monday, March 1
Memorial Day
Monday, May 31
Juneteenth Day
Friday, June 18
Independence Day
Monday, July 5
Labor Day
Monday, September 6
Columbus Day
Monday, October 11
Veterans Day
Thursday, November 11
Thanksgiving Day
Thursday, November 25
Christmas Day
Friday, December 24