Colorado Coin Shows 2026

Colorado's coin show scene is concentrated in the Denver metro area, with the Colorado Numismatic Association hosting an active annual convention. Denver's geographic centrality and large collector population make it the hub of Rocky Mountain numismatics. Additional shows occur regularly in Colorado Springs, Fort Collins, and Boulder. Colorado shows frequently feature Western mining-era tokens, territorial gold, Carson City mintage, and classic U.S. type coins.

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Show Season

Shows run April through October, with peak activity in spring and early fall. Denver-area shows may run into winter at indoor venues.

Travel-sensitive details such as dates, hours, and venue information can change. Use each show page to see the latest verification date and organizer contact information.

Annual Fall 2026 Show

SEP19–20

Boulder County Fairgrounds · Longmont, CO

Head to the Annual Fall 2026 Show, a can't-miss coin show for numismatic enthusiasts in Longmont, CO. Taking place Saturday, September 19, 2026, and Sunday, September 20, 2026, at the Boulder County Fairgrounds, 9595 Nelson Road, this event brings together collectors from across the region for two full days of numismatic browsing and discovery. With 55 tables to explore, this coin show offers plenty of variety for both seasoned collectors and newcomers to the hobby. Best of all, admission is free, making it easy to spend the weekend exploring everything this Longmont, CO gathering has to offer. Whether you're a lifelong numismatic collector or just getting started, the Annual Fall 2026 Show at Boulder County Fairgrounds is a great way to spend your September weekend. Mark your calendar for September 19 and 20, 2026, and join fellow collectors in Longmont, CO for this exciting coin show.

Sep 19 – Sep 20, 20262-dayFree Entry

Front Range Coin Club Show

SEP20–21

Boulder County Fairgrounds · Longmont, CO

Save the date for the Front Range Coin Club Show, taking place Sunday, September 20, 2026, and Monday, September 21, 2026, at the Boulder County Fairgrounds, 9595 Nelson Road, in Longmont, CO. This coin show brings together numismatic enthusiasts from across the region for a great opportunity to explore, learn, and connect with fellow collectors. Whether you're a seasoned numismatist or just beginning to explore the world of coin collecting, the Front Range Coin Club Show offers a welcoming atmosphere at a convenient Longmont, CO location. Mark your calendar for this two-day event at the Boulder County Fairgrounds. Don't miss your chance to be part of this Longmont coin show tradition. Save the date and plan your visit to the Front Range Coin Club Show for a memorable numismatic experience in Boulder County.

Sep 20 – Sep 21, 20262-day

Denver Coin Expo

OCT7–10

National Western Complex · Denver, CO

Explore the largest coin show in the Rocky Mountains at the Denver Coin Expo, held at the National Western Complex in Denver, CO. This premier numismatic event features over 20,000 square feet of exhibition space with 170+ dealer tables, making it a must-visit destination for collectors throughout the region. Coin enthusiasts can browse an extensive selection of coins, bullion, and collectibles while taking advantage of Colorado's no state sales tax on coins and bullion. The show offers flexible scheduling with Wednesday early bird access from 1-7pm ($60), Thursday and Friday hours from 10am-6pm, and Saturday from 10am-4pm. Regular admission is $12.00, or collectors can purchase a convenient 3-day pass. Whether you're a seasoned numismatist or just beginning your collecting journey, the Denver Coin Expo provides an excellent opportunity to discover rare finds, connect with knowledgeable dealers, and expand your collection in the heart of Colorado's Mile High City.

Oct 7 – Oct 10, 20264-day$12.00
Also browse shows in: Arizona, Kansas, Nebraska, New Mexico, Oklahoma, Utah, Wyoming