When is The Greatest Asylum @ The Greatest Bar?

It is on Thursday, October 29, 2026, from 8:30 PM to 2 AM, 2 days before Halloween.

Where is The Greatest Asylum @ The Greatest Bar?

It takes place at The Greatest Bar, 262 Friend Street, Boston, United States.

How much are tickets for The Greatest Asylum @ The Greatest Bar?

Tickets are listed at $7.18–$161.90. Prices can change, so check the ticket page for the latest.

How long is The Greatest Asylum @ The Greatest Bar?

It runs for about 5.5 hours, from 8:30 PM to 2 AM.

The Greatest Asylum @ The Greatest Bar in Boston, Thu Oct 29

Name: The Greatest Asylum @ The Greatest Bar
Start: 2026-10-29T20:30:00-04:00
End: 2026-10-30T02:00:00-04:00
Location: The Greatest Bar

The Greatest Asylum @ The Greatest Bar

Mark Thursday, October 29: The Greatest Asylum @ The Greatest Bar is a costume party at The Greatest Bar in Boston, MA, from 8:30 PM to 2 AM. The date lands 2 days before Halloween, and tickets are listed at $7.18–$161.90. Come dressed up: costumes are encouraged. Boston has 86 other Halloween events within three days of this one.

Date & Time

Thursday, October 29 · 8:30 PM – 2 AM

UTC-04:00

Location

The Greatest Bar | Boston, MA

TicketsUSD 7.18 to USD 161.90

Enter The Greatest Asylum... if you dare! DJ, costumes & chaos all night long | 4 floors, 3 bars, 2 AM last call, 1 GREAT night!
About this Event

🩸 The Greatest Asylum

The doors have been unlocked... and the patients are waiting. Step inside The Greatest Asylum for a night of eerie encounters, haunting visuals, and nonstop Halloween energy. With 4 floors, 3 bars, a live DJ, and a 2 AM last call, The Greatest Bar becomes Boston's most terrifying place to spend your Thursday night.

🩺 Costumes Encouraged

Whether you're a deranged doctor, escaped patient, creepy nurse, or anything in between, throw on your best costume and join hundreds of partygoers for the kickoff to Halloween weekend.

What to Expect

🏥 A haunted asylum experience taking over all four floors
🎧 Live DJ spinning all night
🍸 Halloween cocktails, packed dance floors, and nonstop music
👻 Hundreds of costumed partygoers bringing the asylum to life

Event Details

Date: Thursday, October 29th
Location: The Greatest Bar, 262 Friend Street, Boston, MA
21+ | Valid ID Required

The doctors have gone missing... and the patients are running the asylum.