Event Details

Date: 12 December 2025

Time: Fri, 10 AM - 5 PM

City: Longmont, CO

Country: United States

Location: Boulder County Fairgrounds Exhibit Building, 9595 Nelson Rd

Location Map

References and Tickets

bouldercounty.gov icon Rocks & Rails - Mineral Show and Model RR Show

Details. Date: December 12; Time: 10:00 am - 5:00 pm. Event Category: Fairgrounds. Venue. Exhibit Building. 9595 Nelson Road Longmont, CO 80501. Organizer.

rockandmineralshows.com icon Rocks & Rails Mineral, Gem, & Model Train Show/Expo

... Model Train Show/Expo - 12/12/2025. Start Date: 12/12/2025. End Date: 12/14/2025. Venue: Boulder County Fairgrounds. Address: 9595 Nelson Rd Longmont , CO 80501.

facebook.com icon Rocks & Rails Show - Facebook

Event in Longmont, CO by Down to Earth Rock Shop on Friday, December 8 2023.

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