- Date & time
- Sat, Oct 17 – Sun, Oct 18, 2026
- Location
- More than 180 sites across Chicago, Chicago, IL · Multiple citywide locations, Chicago, IL
- Admission
- Free
- Parking / transit
- Hours and transportation vary by site; CTA is recommended for citywide travel.
- Organizer
- Chicago Architecture Center
Open House Chicago is a free citywide architecture festival that opens more than 180 significant buildings and spaces to the public.
Participating locations and individual site hours vary. The Chicago Architecture Center plans to release the 2026 site list in September.
Source: Official event website
Information last verified: July 28, 2026