Taking place Oct. 17-18, OHC is a FREE public festival that provides access to places of architectural, historical and cultural significance across 20+ Chicago neighborhoods.
Each October, the CAC hosts Open House Chicago (OHC), a free public festival that offers rare behind-the-scenes access to sites of architectural, historical and cultural significance. The event also spotlights businesses, organizations and creative leaders contributing to the vitality of Chicago’s diverse neighborhoods.
OHC is one of the largest events of its kind in the world. This festival is a part of Open House Worldwide, a network of almost 60 organizations hosting festivals and conversations about architecture, design and cities across the globe.
OHC 2026 will take place October 17-18, 2026. Check back in September for the official lineup of this year's sites.
Photo Competition
Whether you’re a seasoned photographer or a hobbyist with a camera phone, this is your chance to show off your best photos taken while exploring Open House Chicago sites around the city.
