Boulder County Fair 2026
Aug 5–9, 2026
Longmont, Colorado
Boulder County Fair 2026 Overview
Set against the Front Range with a spirit that blends tradition and innovation, the Boulder County Fair invites visitors to experience a fresh take on a classic county gathering. Agriculture remains at its core, with livestock shows, youth projects, and exhibits that reflect the region’s deep-rooted farming heritage. At the same time, the fair embraces a lively, modern energy through live performances, interactive displays, and hands-on activities that engage all ages. Strolling the grounds reveals everything from local craftsmanship to flavorful food stands and a bustling midway. Balancing education, creativity, and entertainment, the event creates an inviting atmosphere where community connections grow and summer memories take shape year after year.
- Type
- An in-person, five-day regional fair
- Start Date
- End Date
- Time Zone
- Mountain Time (MT) — local time
- Organizer
- Boulder County Fair Board
- Venue
- Boulder County Fairgrounds 9595 Nelson Road, Longmont, CO 80501, United States
- Location
- Longmont, Colorado, United States
- Category
- Agriculture & Livestock
- Established
- 1869
- Event Website
- bouldercountyfair.org
- By the Numbers
- 150,000+ attendees; 157th edition; 5 days Figures are based on official organizer materials and may vary by year.
- Frequency
- Annual
- Share on
Boulder County Fair 2026 FAQs
Where is the venue located?
Boulder County Fair takes place at Boulder County Fairgrounds, located at 9595 Nelson Road, Longmont, Colorado.
How can I go there?
How can I contact the venue?
Phone: +1 303-682-6762
How can I contact the organizer?
For inquiries, you can reach the organizer by phone at +1 720-864-6460 or by email at info@bouldercountyfair.org. Visit the official website at bouldercountyfair.org for more details.
What are the event hours?
10 am – 10 pm daily All times local (Mountain Time, MT)
How much is admission?
Free gate admission
How much is parking?
Free
Is it open to the public?
Yes, this event is open to the public and family-friendly with kid activities.
This event listing is reviewed and regularly updated by the Tradeshowz editorial team. Dates, schedules, and details may change. For the most accurate and official information, please visit the event’s official website or contact the organizer directly.