# The Most Valuable 1991 Upper Deck Basketball Cards

The current valuation of 1991 Upper Deck Basketball cards is driven by both scarcity and recent market momentum, pushing top items like the Hobby Box at $105. Value in this vintage category is heavily dictated by card condition and rarity. This ranking reflects real-time market shifts, utilizing actual eBay sold comps to provide an accurate snapshot of what collectors are paying right now. Review the list below to see how the top 509 tracked cards are performing in the live market.

**509 items ranked** by median closed-sale value.

The ranked list with current values is on the page: [https://junkpal.ai/best/most-valuable-1991-upper-deck-basketball-cards](https://junkpal.ai/best/most-valuable-1991-upper-deck-basketball-cards)

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DThe%2520Most%2520Valuable%25201991%2520Upper%2520Deck%2520Basketball%2520Cards%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-best-sold&p=md-best-sold)
- [Current listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DThe%2520Most%2520Valuable%25201991%2520Upper%2520Deck%2520Basketball%2520Cards%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-best-live&p=md-best-live)

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_Updated 2026-08-05._

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Source: [https://junkpal.ai/best/most-valuable-1991-upper-deck-basketball-cards](https://junkpal.ai/best/most-valuable-1991-upper-deck-basketball-cards) · JunkPal price guide (junkpal.ai)
Values are medians of real closed eBay sales — estimates for reference, not offers or appraisals.
More machine-readable surfaces: [/llms.txt](https://junkpal.ai/llms.txt)