Boulder County Fair Schedule 2026

See upcoming events, concerts, schedules, and ticket prices at Boulder County Fair.

Address: 9595 Nelson Road, Longmont, CO 80501

Boulder County Fair hosts outdoor festivals, live music, and seasonal events throughout the year. Check the latest schedule, compare ticket prices, and see what’s coming up next in Longmont, CO.

Updated: June 8, 2026
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Upcoming Events at Boulder County Fair

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