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.

Sales and Use Tax Seminar

Have questions about sales and use tax in Longmont? Not sure how to navigate the maze of taxes your business must collect? Did you know your business may have a use tax liability? If this seems overwhelming, let us help! Topics at this FREE seminar include sales tax basics, use tax overview, point of taxation information, and manufacturing and R&D exemptions. Everyone in attendance is entered to win a downtown gift card. To register, email or call 303-651-8674.
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