October 2025

Sat 18

Saturday, Oct. 18, 2025 · 12 pm - 1 pm

Free Fitness in the Park

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

Sat 18

Saturday, Oct. 18, 2025 · 6:30 pm - 10 pm Mystery Dinner at Callahan House Series

Mystery Dinner at Callahan House

Callahan House 312 Terry St, Longmont, CO, United States

Fri 24

Friday, Oct. 24, 2025 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

Itty Bitty City Preschool Playtime (10/24/2025)

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

Sat 25

Saturday, Oct. 25, 2025 · 9:30 am - 11:30 am

Halloween Parade

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

Sat 25

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

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

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

Tue 28

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

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

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

Fri 31

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

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

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

November 2025

Sat 1

Saturday, Nov. 1, 2025 · 12 pm - 1 pm

Free Fitness in the Park

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

Fri 7

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

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

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

Fri 14

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

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

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

Sat 15

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

Longmont Turkey Trot

Altona Middle School 4600 Clover Basin Drive, Longmont, Colorado

Sat 15

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

Free Fitness in the Park

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

Fri 21

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

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

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

Fri 21

Friday, Nov. 21, 2025 · 1 pm - 6 pm

Longmont Ice Pavilion Opens

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

Sat 22

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

Nature Journaling at Sandstone Ranch

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

Wed 26

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

Turkey Buster Boot Camp

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

Thu 27

Thursday, Nov. 27, 2025

Recreation Centers Closed on Thanksgiving Day

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

Fri 28

Friday, Nov. 28, 2025

Holiday Guest Pass Dec 19 – Jan 5

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

Fri 28

Friday, Nov. 28, 2025 · 9 am - 12 pm

Nature Friday at Sandstone Ranch

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

December 2025

Mon 1

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

Swim Lesson Lottery

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