Grand Slam Greeley (4.5 ⭐)
Independent collector notes and community insights below.

🏆 About
Locally owned and operated Sports Card and Comic book shop in Greeley, CO. We also sell board games, card games, and toys.
💬 Collector Notes
Independent editorial assessment
This spot leans heavy on the TCG side but still holds its own on the sports end—especially if you’re digging for raw cards or looking to rip wax. Singles are sorted pretty clean, and prices usually comp fair, though don’t expect a wall of slabs. Owner’s cool if you come in knowing what you’re after—overall a solid stop if you’re hunting for something specific or just need to rip a few blasters.
Who this shop is (and isn’t) for
✅ Best For
- Pokémon collectors
- TCG players
- Slabbed card buyers
- Sealed wax buyers
- Hobby box and graded card buyers
⛔ Not Ideal For
- Sports-only collectors
- Looking for deep singles inventory
- Seeking investment-grade cards
- Seeking in-store play environments
⭐ Review Summary
Reviews for Grand Slam Greeley describe it as a top-tier destination for comic book and TCG enthusiasts, frequently praised for its massive selection of back issues and friendly, community-focused staff. Customers highlight the owners’ personal investment in their patrons—often giving free cards to kids or spending time helping newcomers build decks—though some reviewers note that the lack of price tags on certain back issues (requiring a “market price” check at checkout) can be a deterrent for bargain hunters.
Google Reviews Rating: 4.5
Total Reviews: (198)
📍 Location & Contact
- Address: 1020 28th Ave
- City: Greeley
- Phone : (970) 352-3365
⏰ Store Hours
- Sunday: 12:30-8 PM
- Monday: Closed
- Tuesday: 12:30-8 PM
- Wednesday: 12:30-8 PM
- Thursday: 12:30-8 PM
- Friday: 12:30-8 PM
- Saturday: 12:30-8 PM

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