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Grossen Bart Brewery

Brewery

1025 Delaware Ave A, Longmont, CO 80501

Event Types

music (109)nightlife (52)trivia (15)
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Upcoming Events (25)

That event has passed — here's what's coming up at Grossen Bart Brewery.

Monday Happy Hour at Grossen Bart Brewery (5–7 PM)
Mon, Aug 3, 20265:00 PM
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Open Mic Night
Tue, Aug 4, 20266:00 PM
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Mug Club Night
Wed, Aug 5, 202612:00 AM
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Bingo/Music Bingo
Thu, Aug 6, 20268:00 AM
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Monday Happy Hour at Grossen Bart Brewery (5–7 PM)
Mon, Aug 10, 20265:00 PM
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Open Mic Night
Tue, Aug 11, 20266:00 PM
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Mug Club Night
Wed, Aug 12, 2026
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Monday Happy Hour at Grossen Bart Brewery (5–7 PM)
Mon, Aug 17, 20265:00 PM
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Open Mic Night
Tue, Aug 18, 20266:00 PM
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Mug Club Night
Wed, Aug 19, 2026
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Monday Happy Hour at Grossen Bart Brewery (5–7 PM)
Mon, Aug 24, 20265:00 PM
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Open Mic Night
Tue, Aug 25, 20266:00 PM
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Mug Club Night
Wed, Aug 26, 2026
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Monday Happy Hour at Grossen Bart Brewery (5–7 PM)
Mon, Aug 31, 20265:00 PM
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Open Mic Night
Tue, Sep 1, 20266:00 PM
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Mug Club Night
Wed, Sep 2, 2026
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Bingo/Music Bingo
Thu, Sep 3, 20268:00 AM
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Monday Happy Hour at Grossen Bart Brewery (5–7 PM)
Mon, Sep 7, 20265:00 PM
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Open Mic Night
Tue, Sep 8, 20266:00 PM
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Mug Club Night
Wed, Sep 9, 2026
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Monday Happy Hour at Grossen Bart Brewery (5–7 PM)
Mon, Sep 14, 20265:00 PM
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Open Mic Night
Tue, Sep 15, 20266:00 PM
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Mug Club Night
Wed, Sep 16, 2026
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Monday Happy Hour at Grossen Bart Brewery (5–7 PM)
Mon, Sep 21, 20265:00 PM
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Open Mic Night
Tue, Sep 22, 20266:00 PM
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Recent Past Events at Grossen Bart Brewery

Useless Knowledge Society Trivia NightThu, Jul 30, 2026
Mug Club NightWed, Jul 29, 2026
Open Mic NightTue, Jul 28, 2026
Monday Happy Hour at Grossen Bart Brewery (5–7 PM)Mon, Jul 27, 2026
Useless Knowledge Society Trivia NightThu, Jul 23, 2026
Mug Club NightWed, Jul 22, 2026
Open Mic NightTue, Jul 21, 2026
Monday Happy Hour at Grossen Bart Brewery (5–7 PM)Mon, Jul 20, 2026
Useless Knowledge Society Trivia NightThu, Jul 16, 2026
Mug Club NightWed, Jul 15, 2026
Open Mic NightTue, Jul 14, 2026
Monday Happy Hour at Grossen Bart Brewery (5–7 PM)Mon, Jul 13, 2026
Mug Club NightWed, Jul 8, 2026
Open Mic NightTue, Jul 7, 2026
Monday Happy Hour at Grossen Bart Brewery (5–7 PM)Mon, Jul 6, 2026

Other Upcoming Events Near Grossen Bart Brewery

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Fri, Jul 31, 2026
Rolling Harvest & Poorfree: Dylan, Young & Mountain Soul
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Fri, Jul 31, 2026
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Fri, Jul 31, 2026
Brevard Live Music – July 2026
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Fri, Jul 31, 2026
Geeks Who Drink Trivia!
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Fri, Jul 31, 2026
GRIEF HAPPY HOUR: THOUGHTS AND PRAYERS
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Fri, Jul 31, 2026
GRIEF HAPPY HOUR: THOUGHTS AND PRAYERS
Boulder County Arts Alliance · Boulder
Fri, Jul 31, 2026

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