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find Halloween events for every vibe.

Events in Longmont, CO

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The Connection Lab (40+)
Tue, Nov 4, 6:30 PM
Boulder · 5330 Olde Stage Rd
The Connection Lab (40+)
Tue, Nov 4, 6:30 PM
Boulder · 5330 Olde Stage Rd
Pink Floyd Concert in the Dark with Award Winning Violinist and Vocalist
Sun, Nov 2, 7:00 PM
Boulder · Secret Location in Boulder
Pink Floyd Concert in the Dark with Award Winning Violinist and Vocalist
Sun, Nov 2, 7:00 PM
Boulder · Secret Location in Boulder
RMP's Monthly Jazz, Soul, and Groove Jam Sessions
Wed, Nov 12, 7:30 PM
Boulder · Roots Music Project
RMP's Monthly Jazz, Soul, and Groove Jam Sessions
Wed, Nov 12, 7:30 PM
Boulder · Roots Music Project
Sales end soon
Commercial Brokers of Longmont October 2025 Lunch Meeting
Tomorrow at 11:30 AM
Longmont · Coors Grain Co
Sales end soon
Commercial Brokers of Longmont October 2025 Lunch Meeting
Tomorrow at 11:30 AM
Longmont · Coors Grain Co
Detoxed & Dangerous - Sober Stand-Up Comedy
Sat, Nov 15, 6:00 PM
Longmont · Longmont Museum
Detoxed & Dangerous - Sober Stand-Up Comedy
Sat, Nov 15, 6:00 PM
Longmont · Longmont Museum
KGNU FUNKraiser
Sat, Nov 8, 7:00 PM
Boulder · Velvet Elk Lounge
KGNU FUNKraiser
Sat, Nov 8, 7:00 PM
Boulder · Velvet Elk Lounge
Sales end soon
Death Meditation
Wednesday at 6:00 PM
Longmont · 320 Main St
Sales end soon
Death Meditation
Wednesday at 6:00 PM
Longmont · 320 Main St
Sales end soon
13th Annual Halloween Costume Dance Party
Friday at 8:00 PM
Louisville · The Courtyard - Event Space
Sales end soon
13th Annual Halloween Costume Dance Party
Friday at 8:00 PM
Louisville · The Courtyard - Event Space
Petty Fools & Colorado Springsteen: Rock Legends Tribute Night
Sat, Nov 22, 7:00 PM
Longmont · Dickens Opera House, Main Street, Longmont, CO, USA
Petty Fools & Colorado Springsteen: Rock Legends Tribute Night
Sat, Nov 22, 7:00 PM
Longmont · Dickens Opera House, Main Street, Longmont, CO, USA
Death's To Do List
Wed, Nov 5, 12:00 PM
Longmont · Heart of Longmont
Death's To Do List
Wed, Nov 5, 12:00 PM
Longmont · Heart of Longmont
OZO Coffee | Barista Class
Sun, Nov 9, 9:00 AM
Boulder · OZO Coffee | Roastery Cafe & Lab
OZO Coffee | Barista Class
Sun, Nov 9, 9:00 AM
Boulder · OZO Coffee | Roastery Cafe & Lab
Sales end soon
Teague Bohlen -- "Escaping Denver"
Thursday at 6:30 PM
Boulder · Boulder Book Store
Sales end soon
Teague Bohlen -- "Escaping Denver"
Thursday at 6:30 PM
Boulder · Boulder Book Store
Selling quickly
Murder Mystery Show
Fri, Nov 7, 6:00 PM
Longmont · 2251 Ken Pratt Blvd ste a
Selling quickly
Murder Mystery Show
Fri, Nov 7, 6:00 PM
Longmont · 2251 Ken Pratt Blvd ste a
The Gentlethem’s Club: A Steampunk Cabaret
Sat, Nov 15, 8:00 PM
Boulder · Roots Music Project
The Gentlethem’s Club: A Steampunk Cabaret
Sat, Nov 15, 8:00 PM
Boulder · Roots Music Project
Not Your Average Speed Dating
Thu, Nov 13, 7:00 PM
Longmont · Axe Me Out
Not Your Average Speed Dating
Thu, Nov 13, 7:00 PM
Longmont · Axe Me Out
Somatic Breathwork Ceremony with Cacao and Integrative Touch
Thu, Nov 13, 6:30 PM
Boulder · The StarHouse
Somatic Breathwork Ceremony with Cacao and Integrative Touch
Thu, Nov 13, 6:30 PM
Boulder · The StarHouse
Mary Robinette Kowal & Sam J. Miller -- "Apprehension / Red Star Hustle"
Tue, Nov 4, 6:30 PM
Boulder · Boulder Bookstore
Mary Robinette Kowal & Sam J. Miller -- "Apprehension / Red Star Hustle"
Tue, Nov 4, 6:30 PM
Boulder · Boulder Bookstore
Selling quickly
Left Hand Brewery Presents Moors & McCumber
Fri, Dec 5, 7:30 PM
Longmont · Left Hand Brewing Company
Selling quickly
Left Hand Brewery Presents Moors & McCumber
Fri, Dec 5, 7:30 PM
Longmont · Left Hand Brewing Company
Soundpost Sessions SPOTLIGHT: Ayo Awosika w/ Wellington Bullings
Thu, Nov 6, 7:30 PM
Longmont · The Times Collaborative
Soundpost Sessions SPOTLIGHT: Ayo Awosika w/ Wellington Bullings
Thu, Nov 6, 7:30 PM
Longmont · The Times Collaborative
Nearly full
Dueling Pianos Official Road Show | Loveland, CO
Sat, Nov 8, 7:30 PM
Loveland · Grimm Brothers Taproom + Kitchen
Nearly full
Dueling Pianos Official Road Show | Loveland, CO
Sat, Nov 8, 7:30 PM
Loveland · Grimm Brothers Taproom + Kitchen

Trends in Longmont

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Frequently asked questions about Longmont

What are the best events to attend?

According to Eventbrite, the best events are:

The Connection Lab (40+)

Pink Floyd Concert in the Dark with Award Winning Violinist and Vocalist

RMP's Monthly Jazz, Soul, and Groove Jam Sessions

Detoxed & Dangerous - Sober Stand-Up Comedy

Which events are currently trending in Longmont?

The trending searches this month in Longmont are:

halloween events

events happening today near me

Which events are coming up?

Discover the best events happening soon – you don't want to miss them:

Commercial Brokers of Longmont October 2025 Lunch Meeting

Death Meditation

Teague Bohlen -- "Escaping Denver"

13th Annual Halloween Costume Dance Party