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Grant Park Cleanup Begins as Lollapalooza Street Closures Ease

Officials released preliminary attendance and safety data as cleanup crews dismantle stages, reopen roads, monitor air quality under an existing alert

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People dance to Layz during the third day of Lollapalooza at Grant Park on Aug. 2, 2025. (Audrey Richardson/for the Chicago Tribune)

Overview

  • Cleanup of Grant Park started on August 4 with stages coming down and major thoroughfares like Balbo and Jackson drives reopening today.
  • Some street closures around Grant Park will remain in effect through August 9 and 10, affecting key commuter routes.
  • Organizers reported about 115,000 people attended each day during the four-day festival.
  • The City of Chicago’s Office of Emergency Management and Communications recorded 12 arrests and 42 ambulance transports over the event.
  • An Air Quality Alert due to Canadian wildfire smoke continues to affect the festival grounds and surrounding neighborhoods.