Masquerade - A Night of Mystery brings a Halloween ball to Martini Lounge on Saturday, October 31 from 7 PM to 2 AM. It falls on Halloween itself, and it is listed as free to attend. Plan a costume; it's that kind of night. Chicago has 85 other Halloween events within three days of this one.
Saturday, October 31 · 7 PM – 2 AM
UTC-05:00Martini Lounge | Chicago, IL
Martini Lounge, 1520 S Wabash Ave, Chicago, United States
Martini Lounge
It is on Saturday, October 31, 2026, from 7 PM to 2 AM, on Halloween itself.
It takes place at Martini Lounge, 1520 S Wabash Ave, Chicago, United States.
Yes, it is listed as free to attend. Check the event details in case registration is required.
Yes, costumes are encouraged.
It runs for about 7 hours, from 7 PM to 2 AM.
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