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Altona
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Events and Things to do in Altona, CO

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Leftapalooza 2026, Presented by Colorado Materials
Sat, Jun 27, 10:30 AM
Longmont · The Garden at Left Hand Brewing
Leftapalooza 2026, Presented by Colorado Materials
Sat, Jun 27, 10:30 AM
Longmont · The Garden at Left Hand Brewing
22nd Annual Boulder Garden Tour
Sat, Jun 27, 9:00 AM
Boulder · Foothill Elementary School
22nd Annual Boulder Garden Tour
Sat, Jun 27, 9:00 AM
Boulder · Foothill Elementary School
Sales end soon
Boulder Valley Middle-Income Housing Summit
Thursday at 8:30 AM
Boulder · Kittredge Central Hall
Sales end soon
Boulder Valley Middle-Income Housing Summit
Thursday at 8:30 AM
Boulder · Kittredge Central Hall
Sales end soon
FIESTA DE PACHA LUNA | Ibiza Nights
Thursday at 6:00 PM
Boulder · 1023 Walnut St
Sales end soon
FIESTA DE PACHA LUNA | Ibiza Nights
Thursday at 6:00 PM
Boulder · 1023 Walnut St
Wild Provisions 5k | Boulder | 2026 CO Brewery Running Series
Sat, Jun 27, 10:00 AM
Boulder · Wild Provisions by 4 Noses Brewing Company
Wild Provisions 5k | Boulder | 2026 CO Brewery Running Series
Sat, Jun 27, 10:00 AM
Boulder · Wild Provisions by 4 Noses Brewing Company
Blues! Sue Foley - One Guitar Woman
Fri, Jun 26, 7:30 PM
Boulder · Roots Music Project
Blues! Sue Foley - One Guitar Woman
Fri, Jun 26, 7:30 PM
Boulder · Roots Music Project
Sales end soon
Boulder Comedy Festival at Junkyard Social
Wednesday at 7:00 PM
Boulder · Junkyard Social Club
Sales end soon
Boulder Comedy Festival at Junkyard Social
Wednesday at 7:00 PM
Boulder · Junkyard Social Club
Pink Mammoth Presents 'Til Midnight
Fri, Jul 17, 6:00 PM
Boulder · Junkyard Social Club
Pink Mammoth Presents 'Til Midnight
Fri, Jul 17, 6:00 PM
Boulder · Junkyard Social Club
Going fast
Stories of our National Forests
Tomorrow at 6:30 PM
Boulder · Boulder Bookstore
Going fast
Stories of our National Forests
Tomorrow at 6:30 PM
Boulder · Boulder Bookstore
Book Swap @ Bad Ass Coffee(Boulder)
Saturday at 10:00 AM
Boulder · Bad Ass Coffee of Hawaii
Book Swap @ Bad Ass Coffee(Boulder)
Saturday at 10:00 AM
Boulder · Bad Ass Coffee of Hawaii
Queer Speed Dating with The Big Dream
Wed, Jun 24, 6:30 PM
Boulder · Junkyard Social Club
Queer Speed Dating with The Big Dream
Wed, Jun 24, 6:30 PM
Boulder · Junkyard Social Club
Full Moon Meditation & Five Gong Relaxation
Sun, Jun 28, 6:45 PM
Boulder · The StarHouse
Full Moon Meditation & Five Gong Relaxation
Sun, Jun 28, 6:45 PM
Boulder · The StarHouse
Sales end soon
Club Wealth - Two Events One Day! | Boulder, CO
Tuesday at 8:30 AM
Louisville · Courtyard by Marriott Boulder Broomfield
Sales end soon
Club Wealth - Two Events One Day! | Boulder, CO
Tuesday at 8:30 AM
Louisville · Courtyard by Marriott Boulder Broomfield
Going fast
Lindsay Bartels -- "Imogen in Waiting," with Alle Mudrick
Wed, Jul 15, 6:30 PM
Boulder · Boulder Bookstore
Going fast
Lindsay Bartels -- "Imogen in Waiting," with Alle Mudrick
Wed, Jul 15, 6:30 PM
Boulder · Boulder Bookstore
Summer Solstice Rebirthing & Sound Bath
Sun, Jun 21, 11:30 AM
Boulder · The StarHouse
Summer Solstice Rebirthing & Sound Bath
Sun, Jun 21, 11:30 AM
Boulder · The StarHouse
Sales end soon
Sound Journey at the StarHouse with Cacao & Special Guest!
Thursday at 6:30 PM
Boulder · The StarHouse
Sales end soon
Sound Journey at the StarHouse with Cacao & Special Guest!
Thursday at 6:30 PM
Boulder · The StarHouse
Moors & McCumber LIVE @ Gold Hill Inn!
Wed, Jul 8, 5:00 PM
Boulder · Gold Hill Inn
Moors & McCumber LIVE @ Gold Hill Inn!
Wed, Jul 8, 5:00 PM
Boulder · Gold Hill Inn
Summer Solstice Gathering at Double Rainbow Ranch
Saturday at 4:30 PM
Longmont · The Double Rainbow Ranch
Summer Solstice Gathering at Double Rainbow Ranch
Saturday at 4:30 PM
Longmont · The Double Rainbow Ranch
Gordon Lightfoot Tribute with The Robert Marcum Trio
Sat, Jun 27, 7:00 PM
Boulder · The Nomad Playhouse
Gordon Lightfoot Tribute with The Robert Marcum Trio
Sat, Jun 27, 7:00 PM
Boulder · The Nomad Playhouse
Sales end soon
Solstice Kirtan with Mike Cohen & the Shakti Groove at the StarHouse
Friday at 7:30 PM
Boulder · The StarHouse
Sales end soon
Solstice Kirtan with Mike Cohen & the Shakti Groove at the StarHouse
Friday at 7:30 PM
Boulder · The StarHouse

1 of 337

Things to do around Altona

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Things to do in Littleton

Trends in Altona

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Frequently asked questions about Altona

What are the best events to attend?

According to Eventbrite, the best events are:

Leftapalooza 2026, Presented by Colorado Materials

22nd Annual Boulder Garden Tour

FIESTA DE PACHA LUNA | Ibiza Nights

Wild Provisions 5k | Boulder | 2026 CO Brewery Running Series

Which events are currently trending in Altona?

The trending searches this month in Altona are:

Which events are coming up?

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

Stories of our National Forests

Club Wealth - Two Events One Day! | Boulder, CO

Boulder Comedy Festival at Junkyard Social

Boulder Valley Middle-Income Housing Summit

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