County fair · Rolling applications
Boulder County Fair 2027
Boulder County Fairgrounds · 9595 Nelson Road, Longmont, CO 80501Accepting vendors- Deposit
- $100
- Dates
- Aug 11–15, 2027
- Apply by
- Rolling
About this event
Boulder County Fair
The Boulder County Fair is an annual agricultural fair at the Boulder County Fairgrounds in Longmont, Colorado, with carnival rides, livestock and 4-H exhibits, live music in the Fair Garden, rodeo and grandstand events, a petting zoo and fair food. The 2027 edition is scheduled for August 11-15, 2027; the 2026 fair ran August 5-9.
Vendor requirements
What you’ll need on the day
Application
Who this market accepts
- Food
- Merchandise
- Educational
- Other
Your free account opens
- The official application
- Required documents and form questions
- Organizer email and phone
Explore this event
Go beyond the listing
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