September 2025

Thu 18

The Great Ideas Reading and Discussion Group

Thursday, Sep. 18, 2025 · 3 pm - 4:30 pm

Longmont Public Library 355 Emery St., Longmont, CO, United States

Thu 18

Teen Taste Test: Sodas

Thursday, Sep. 18, 2025 · 4 pm - 5 pm

Get a taste for something new! Participants will have an opportunity to sample different flavored treats from around the world, rank their favorites, and compare notes with other teens.

Thu 18

Glam Group (9/18/2025)

Thursday, Sep. 18, 2025 · 4 pm - 5 pm Glam Group Series

Longmont Youth Center 1050 Lashley St., Longmont, CO, United States

Thu 18

Youth Original Recording Studio (9/18/2025)

Thursday, Sep. 18, 2025 · 4 pm - 5 pm Youth Original Recording Studio Series

Longmont Youth Center 1050 Lashley St., Longmont, CO, United States

Thu 18

Art & Sip: Longs Peak Landscape

Thursday, Sep. 18, 2025 · 4 pm - 8:30 pm

Longmont Museum 400 Quail Rd., Longmont, CO, United States

Celebrate Longs Peak, one of Colorado's most iconic mountains, as we paint a landscape together in acrylic!

Thu 18

Adults Creative Night @ the Library

Thursday, Sep. 18, 2025 · 5 pm - 6 pm Adults Creative Night / Noche Creativa para Adultos Series

Longmont Public Library 355 Emery St., Longmont, CO, United States

Thu 18

Bonnie & Taylor Sims and Friends

Thursday, Sep. 18, 2025 · 7 pm - 9 pm

Longmont Museum 400 Quail Rd., Longmont, CO, United States

Join Longmont’s own Bonnie & Taylor Sims as they gather up some singer-songwriter friends (new and old) for an intimate evening of original music and conversation on the fine art of songwriting.

Fri 19

Itty Bitty City Preschool Playtime (9/19/2025)

Friday, Sep. 19, 2025 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

Memorial Building 700 Longs Peak Ave., Longmont, CO, United States

Fri 19

Friends of the Longmont Library Book Sale

Friday, Sep. 19, 2025 · 9 am - 8 pm

Longmont Public Library 355 Emery St., Longmont, CO, United States

Fri 19

Discovery Days Art (9/19/2025)

Friday, Sep. 19, 2025 · 9:15 am - 2:15 pm Discovery Days Art Series

Longmont Museum 400 Quail Rd., Longmont, CO, United States

Fri 19

All Out League (9/19/2025)

Friday, Sep. 19, 2025 · 4 pm - 5 pm All Out League Series

Longmont Youth Center 1050 Lashley St., Longmont, CO, United States

Sat 20

Friends of the Longmont Library Book Sale

Saturday, Sep. 20, 2025 · 9 am - 5 pm

Longmont Public Library 355 Emery St., Longmont, CO, United States

Sat 20

Pop-Up Book Sale: Romance

Saturday, Sep. 20, 2025 · 9 am - 5 pm

Longmont Public Library 355 Emery St., Longmont, CO, United States

Sat 20

Discovery Days Art (9/20/2025)

Saturday, Sep. 20, 2025 · 9:15 am - 2:15 pm Discovery Days Art Series

Longmont Museum 400 Quail Rd., Longmont, CO, United States

Sat 20

English Conversation Group (9/20/2025)

Saturday, Sep. 20, 2025 · 10:30 am - 11:30 am English Conversation Group Series

Longmont Public Library 355 Emery St., Longmont, CO, United States

Practice English conversation with others in an informal, conversational setting. Some English experience suggested, but all welcome.

Sat 20

Free Fitness in the Park

Saturday, Sep. 20, 2025 · 12 pm - 1 pm

Lanyon Park 1900 Collyer Street, Longmont, Colorado, United States

Mon 22

Discovery Days Music & Movement in the Park

Monday, Sep. 22, 2025 · 10:45 am - 11:45 am

Lanyon Park 1900 Collyer Street, Longmont, Colorado, United States

Mon 22

Water Advisory Board

Monday, Sep. 22, 2025 · 3 pm - 5 pm

Mon 22

Navigators (9/22/2025)

Monday, Sep. 22, 2025 · 4 pm - 5:30 pm Navigators Series

Longmont Youth Center 1050 Lashley St., Longmont, CO, United States

Mon 22

Flex Your Mind: Brain Games for Tweens with Root Lab

Monday, Sep. 22, 2025 · 5 pm - 6 pm

Longmont Public Library 355 Emery St., Longmont, CO, United States