October 2025

Sat 25

Open House at Sandstone Ranch (10/25/2025)

Saturday, Oct. 25, 2025 · 10 am - 2 pm Open House at Sandstone Ranch Series

Sandstone Ranch Visitors Center 3001 Sandstone Dr., Longmont, CO, United States

Tue 28

Bird Walk at Sandstone Ranch (10/28/2025)

Tuesday, Oct. 28, 2025 · 8 am - 11 am Bird Walk at Sandstone Ranch Series

Sandstone Ranch Visitors Center 3001 Sandstone Dr., Longmont, CO, United States

Fri 31

Itty Bitty City Preschool Playtime (10/31/2025)

Friday, Oct. 31, 2025 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

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

November 2025

Sat 1

Free Fitness in the Park

Saturday, Nov. 1, 2025 · 12 pm - 1 pm

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

Fri 7

Itty Bitty City Preschool Playtime (11/7/2025)

Friday, Nov. 7, 2025 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

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

Fri 14

Itty Bitty City Preschool Playtime (11/14/2025)

Friday, Nov. 14, 2025 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

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

Sat 15

Longmont Turkey Trot

Saturday, Nov. 15, 2025 · 9 am - 12 pm

Altona Middle School 4600 Clover Basin Drive, Longmont, Colorado

Sat 15

Free Fitness in the Park

Saturday, Nov. 15, 2025 · 12 pm - 1 pm

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

Fri 21

Itty Bitty City Preschool Playtime (11/21/2025)

Friday, Nov. 21, 2025 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

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

Fri 21

Longmont Ice Pavilion Opens

Friday, Nov. 21, 2025 · 1 pm - 6 pm

Longmont Ice Pavilion 725 8th Ave., Longmont, CO

Sat 22

Nature Journaling at Sandstone Ranch

Saturday, Nov. 22, 2025 · 10 am - 12 pm

Sandstone Ranch Visitors Center 3001 Sandstone Dr., Longmont, CO, United States

Wed 26

Turkey Buster Boot Camp

Wednesday, Nov. 26, 2025 · 5:30 pm - 7 pm

Recreation Center 310 Quail Rd., Longmont, CO, United States

Thu 27

Recreation Centers Closed on Thanksgiving Day

Thursday, Nov. 27, 2025

Recreation Center 310 Quail Rd., Longmont, CO, United States

Fri 28

Holiday Guest Pass Dec 19 – Jan 5

Friday, Nov. 28, 2025

Recreation Center 310 Quail Rd., Longmont, CO, United States

Fri 28

Nature Friday at Sandstone Ranch

Friday, Nov. 28, 2025 · 9 am - 12 pm

Sandstone Ranch Visitors Center 3001 Sandstone Dr., Longmont, CO, United States

December 2025

Mon 1

Swim Lesson Lottery

Monday, Dec. 1, 2025 - Sunday, Dec. 7, 2025

Recreation Center 310 Quail Rd., Longmont, CO, United States

Sat 6

Longmont Swim Instructor Class (LSI)

Saturday, Dec. 6, 2025 · 9 am - Sunday, Dec. 7, 2025 · 3 pm

Centennial Pool 1201 Alpine St, Longmont, Colorado, United States

Thu 11

Visit with Santa at the Callahan House

Thursday, Dec. 11, 2025 · 3:30 pm - 7:30 pm

Explore the historic home, see the decorations and visit with Santa at the historic Callahan House in Longmont, CO

Fri 12

Longmont Lights Holiday Festival

Friday, Dec. 12, 2025 · 5 pm - 8 pm

Roosevelt Park 700 Longs Peak Ave., Longmont, CO, United States

Sat 13

Longmont Lights Holiday Parade

Saturday, Dec. 13, 2025 · 5 pm - 7 pm

Roosevelt Park 700 Longs Peak Ave., Longmont, CO, United States