Dark Disko brings a costume party to Rosetta Hall on Friday, October 30 from 10 PM to 1 AM. It falls the night before Halloween, and it is listed as free to attend. Plan a costume; it's that kind of night. Boulder has 22 other Halloween events within three days of this one.
Friday, October 30 · 10 PM – 1 AM
UTC-06:00Rosetta Hall | Boulder, CO
TicketsUSD 0.00
When: October 30, 2026 at 10:00 PM (MDT)
Where: Rosetta Hall
Come one, come all to kick off your Halloween festivities in style. DJ Miscape will providing dark beats guaranteed to light up the crowd. Costumes are encouraged but not required.
Drink specials and dancing all night long!
FREE ENTRY
Rosetta Hall, 1109 Walnut Street, Boulder, United States
Rosetta Hall
It is on Friday, October 30, 2026, from 10 PM to 1 AM, the night before Halloween.
It takes place at Rosetta Hall, 1109 Walnut Street, Boulder, 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 3 hours, from 10 PM to 1 AM.
TBA
Roots Music Project
Performance & Recovery Labs/PR Labs
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TBA
Roots Music Project
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TBA
Roots Music Project
Roots Music Project
Boulder County Sheriff's Office
Rosetta Hall
Rosetta Hall
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