Shedd Aquarium Chicago Free Days 2025 Season Pass. These free days for illinois residents at the shedd aquarium are a great deal: $19.95 adult general admission every day.

Chicago police officers and firefighters, educators from illinois, indiana, michigan, and wisconsin, and active duty us military personnel may receive a free ticket on any day. According to the shedd, after labor day and throughout september, illinois resident free days will be start on mondays, tuesdays and wednesdays.