Harbor Room, Diamond Jo Casino
Key City Coin Club Tri-State show at Diamond Jo Casino.
Sun, Oct 18, 2026
IA · United States
Iowa coin shows 2026
6 upcoming listings · 1 free entry listed. Plan a trip with dates, venues, and maps. Clubs list free — no account. CoinShows.us is a directory only; confirm details with the promoter before you travel.
Next Iowa show on the calendar
Tri-State Coin Show — Dubuque
Sunday, October 18, 2026 · Dubuque, IA · Harbor Room, Diamond Jo Casino
Admission noted: About $1 — confirm with club · Open the show page for hours when listed, map, calendar add, and last verification.
Cities with multiple upcoming shows
Collectors asking about Iowa
When is the next show?
Tri-State Coin Show — Dubuque on Sunday, October 18, 2026.
This weekend?
No Iowa shows listed for this weekend. Try next 30 days.
Admission & hours?
Open each show page. We display admission when the listing includes it (1 free entry note statewide right now). Hours come from the organizer — confirm before you drive.
Is info verified?
Directory listings are staff-maintained from public schedules; clubs use magic links to edit. About 4 weeks out we re-check organizer sites when we can. Still always confirm with the promoter.
Near major metros
Or search by ZIP on the homepage map.
Other states with shows
Free · no account
Iowa show alerts
Free emails: weekend digests (optional near-ZIP) plus countdown reminders for shows you care about in Iowa.
Host a show in Iowa?
List free. Magic edit link by email. Optional free posts on @CoinShowsUS when approved. For clubs →
List free