The Cardboard Collectors Show returns to the Fort Bend County Fairgrounds in Rosenberg for a late-summer weekend on Saturday, August 22 and Sunday, August 23, 2026. A recurring favorite on the southwest side of the Houston metro, this vendor-focused show fills Building C at the fairgrounds with tables of cards and collectibles, giving collectors in Rosenberg, Richmond, Sugar Land, Katy, and greater Houston a two-day hobby destination without the drive downtown.
The show's identity is its balanced mix. Sports cards are well represented — baseball, football, and basketball singles from vintage through modern, graded slabs, autographs, and sealed wax across MLB, NFL, NBA, and NHL. The TCG presence is just as much of a draw: Pokémon vendors bring singles, sealed product, and graded cards spanning current sets back to the WOTC era, and One Piece has become a signature category at this series as the game's Texas player base keeps growing. Mixed collectibles, memorabilia, and bargain boxes round out the floor, so there is digging to be done at every price point.
The show runs both Saturday and Sunday; doors typically open mid-morning at this series — check the event listing for exact hours before heading out. Admission at Cardboard Collectors Shows is collector-friendly, typically free or a few dollars at the door, with kids welcome; confirm current door details on the event page. Two full days means Saturday can be for hunting and Sunday for closing the deals you slept on.
The Fort Bend County Fairgrounds sit at 4310 Highway 36 South in Rosenberg, just off the US-59/I-69 corridor about 35 minutes southwest of downtown Houston. Fairgrounds venues are built for events like this: parking is plentiful, free, and steps from the building — a real advantage over hotel and downtown shows — and Building C's open exhibition layout keeps sight lines clear and aisles wide. Rosenberg's historic downtown and the restaurant strips along Highway 36 and US-59 cover lunch options nearby.
This show suits families and first-timers particularly well: easy parking, low-cost entry, and a manageable floor make it a gentle on-ramp to the hobby. Casual collectors get unhurried two-day access to binders and boxes, while serious collectors and One Piece players will find dealer inventory here that does not always surface at the bigger downtown shows. Traders should absolutely bring binders — the regular crowd at this series trades actively.
Tips for the weekend: arrive at Saturday's open for the freshest selection, bring cash since fairground vendors strongly prefer it, and carry a want list to work the room efficiently. Take a full lap before buying, compare prices between the sports and TCG aisles, and swing back Sunday afternoon when vendors would rather cut a deal than pack inventory for the drive home.
For exact hours, table counts, and updates on this date and the series' November and December returns to the fairgrounds, see the event listing on Card Show Dex at cardshowdex.com/houston.