Citywide Calendar

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Welcome to Longmont's Calendar of Events!

The events listed on this Calendar are City of Longmont sponsored events and is not a comprehensive list of all activities happening around the community. Dates and times of these events are subject to change without notice.

Trash, Recycling, & Composting - Holidays & Events

View via the address-based Online Collection Calendar and sign up for reminders.

Other Community Events

To view other events being held around Longmont, please visit the Longmont visitors bureau events calendar at

Subscribe to the City Calendar

To get events emailed to you directly, sign up for the Calendar eNotifications and then select the Calendar categories.

Fall Harvest Day at the Ranch

  • Date: 10/13/2018 10:00 AM - 1:00 PM
  • Location: Sandstone Ranch Visitors & Learning Center
    3001 Sandstone Drive
    Longmont, Colorado 80504
  • Introduction: Enjoy fall crafts, games, music and more; for all ages.

Fall Harvest Day at Sandstone Ranch

Enjoy a Harvest Day filled with fall activities highlighting the Nature and History of Sandstone Ranch. Put on your best pair of overalls and join us for some barnyard fun. Enjoy fall crafts, games, music and more. Bring a sack lunch, sunscreen, and/or bug repellent as needed. Visit the Visitors Center event page for more upcoming events.


$10/family or $3/person suggested donation, collected at event.  


For more information: Contact or call Marty at 303-774-4694

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