• The performance will take place at Portage Park located at 4100 N. Long Avenue (about one mile west of Filament at Irving Park & Long).
  • The box office is located at the Fieldhouse, at the northwest corner of the park. The show will begin promptly so please plan to arrive no later than 10 minutes prior to the show. 
  • The Secret Yes is a play that moves! Audiences will be led on foot by actor-guides on an adventure all around the park. Dress comfortably for the weather, with supportive footwear. Blankets for seating are provided. If you have mobility or seating concerns, please reach out to Krissi by replying to this email or calling (773) 270-1660. 
  • Bathrooms are available for use at the Fieldhouse and Pool House in Portage Park. We strongly encourage you and your young ones to use the bathroom prior to the show! Due to the roving nature of the performance, mid-show bathroom breaks are a challenge. 
  • If you are attending the show with friends who purchased tickets separately, please reply to this email at least 90 minutes prior to showtime stating the name(s) of the other ticket purchasers who are in your group. 
  • The show runs about 1 hour and 15 minutes with no intermission. 
  • Masks are required for all patrons, regardless of vaccination status. Performers who interact closely with the audience will also be masked. Additional actors will maintain social distance and perform without masks. 
  • If a performance must be canceled due to weather, you will be notified by email and text two hours prior to showtime. You can then rebook your tickets at no cost to any remaining performance. 
  • Lastly, free street parking is available on all surrounding blocks of the park. There is also a small parking lot accessible via Berteau Ave. For CTA riders, Portage Park is accessible via the 80 bus, with the closest stop to the box office at Irving Park and Central.


Filament Theatre is a 4000 sqft flexible performance space located in the heart of the Historic Six Corners Shopping District. The performance area and seating arrangements shift based on the specific event you plan to attend.


  • Filament Theatre is located at 4041 N Milwaukee Ave, Chicago, IL 60641. Filament is positioned on the first floor of the Portage Arts Lofts building. The building also features The National Veteran’s Art Museum, The Chicago Ballet Center, and the Six Corners Association.

About the space:

  • Filament Theatre is located on the first floor and provides space for patrons in wheelchairs to remain in their wheelchair while viewing the performance.
  • Filament has two all gender / family restrooms. There are additional restrooms available on the second floor


  • Filament is easily accessible via the Irving Park exit on 90/94. Turn west on Irving Park Ave and at the six corners turn slight right onto Milwaukee Ave. Filament will be on your right across from the Portage Theatre.
  • Public transit: Take the Blue Line to Irving Park and transfer to the Irving Park Bus (#80) headed west. Get off at Cicero & Milwaukee.
  • Milwaukee Bus #56 & Irving Park Bus #80
  • A Divvy station is located across the street from Filament on West Cuyler Ave.


  • Street parking is available in front of the theater. Meters are active from 8am-10pm Monday-Saturday with a 3 hour maximum at $2/hr.
  • Filament’s patrons are also welcome to park in the Sears parking lot located on the corner of Cicero Ave & Irving Park Ave.
  • Additional parking is available at the Laporte Ave. Public Parking Lot located 1 block west of the theater via West Cuyler Ave.

Laporte Ave Public Parking Lot


  • Filament provides a concessions stand with popcorn and drinks for purchase at all Filament productions. Concessions availability may vary for rental events.
  • All concessions sales are recognized as donations toward fulfilling Filament’s mission.


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