Open House Chicago

One of the world's largest architecture festivals: free behind-the-scenes access to hundreds of Chicago buildings.

  • Dates: October 17–18, 2026
  • Where: Hundreds of buildings citywide
  • Neighborhood: Citywide
  • Cost: Free

What to expect

Skyscraper lobbies and rooftops, historic churches, private clubs and hidden spaces open their doors for one weekend.

Tickets

Free

Transit

Plan clusters by neighborhood and use the 'L'; most sites are near stations.

Family-friendly

Fun for curious kids; some sites have stairs and lines.

Local tips

  1. The famous downtown spots have long lines by 11am. Start with neighborhood sites.
  2. Pick one neighborhood per day instead of zigzagging.

Official festival information