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Traffic alert: During the busy Chicago Air & Water Show weekend, all CAC tours and events will begin on time as scheduled. We recommend that you allow extra time prior to your arrival for any scheduled CAC tour or event.

Open House Chicago is a free public festival that offers behind-the-scenes access to more than 200 buildings across Chicago. Since 2011, OHC has attracted more than 1.4 million visits to 520 unique sites of architectural interest.

In six years, OHC has quadrupled in size and contributed more than $33 million to the Chicago economy. Most importantly, OHC encourages people to discover their city. More than 289,000 people have improved perceptions of Chicago neighborhoods as a result of this festival.

How many people attended in 2016? How far did they travel to get here? What did they see and do? View our 2016 results below and save the date for the seventh annual OHC, taking place October 14-15, 2017. Sign up to receive email updates!

2016 OHC Attendees

OHC AudienceEvent RatingNew Neighborhood Visits

“Open House Chicago is the best party all year. It was another stellar collection of places to visit. Your website gets better each year and the choices continue to impress. There is something for everyone. I was able to visit 13 new places. I’m so grateful for the team effort that must go into organizing the legions of volunteers that are needed and the countless details to make this work.”

—ohc Attendee

CTA RidersDivvy Bike RidersVolunteer Hours

“Chicago has incredible architecture, and I wanted to be part of an event that celebrates that.”

—OHC VOLUNTEER