The iO Theater (Chicago): Events & Tickets | Fever

iO, or iO Chicago, is an improv theater and training center in central Chicago. The theater teaches and hosts performances of improvisational comedy. It was founded in 1981 by Del Close and Charna Halpern. The theater has many notable alumni, including Amy Poehler and Stephen Colbert.

Experiences in The iO Theater are coming soon.

Experiences in The iO Theater are coming soon.

Kings Dining & Entertainment

2026 Chicago Winter Tequila Tasting Festival (February 14) FU

Feb 14

From $20.00
The Den Theatre

Candlelight: The Best of Joe Hisaishi

4.9
(17)

Feb 15

From $51.00
The Den Theatre

The Jazz Room: A Journey to the Heart of New Orleans

4.8
(103)

Feb 19 - Jun 07

From $33.00
King's

2026 Chicago Winter Whiskey Tasting Festival

Jan 24

From $20.00
Chicago History Museum

Lincoln Park Hauntings Ghost Investigation Tour

5.0
(1)

Jan 09 - Mar 22

$40.00
Wicker Park Lutheran Church

Candlelight: Neo-Soul Favorites ft. Songs by Prince, Childish Gambino, & More

4.9
(632)

Jan 10 - Mar 22

From $53.00

Getting there

The iO Theater

1501 N Kingsbury St, Chicago, 60642