Open House Chicago 2024 Dates. New sites include the newly renovated ramova theatre in bridgeport. Open the door to architectural gems all over chicago.

Open house chicago 2024 is october 19 and 20 with over 170 sites across 22 neighborhoods all free to explore Chicago—the chicago architecture center (cac) announced the sites for this year’s open house chicago (ohc), a free festival that instills civic pride by providing behind.