There are 3 Maryland trading cards tracked on HobbyCardIndex, spanning Baseball, Garbage Pail Kids, Football. The most valuable is the Maryland #SQ-MD at $75.00 raw.

Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/maryland

Maryland Cards

Name: Maryland Card Price Index — Historical Data
Creator: HobbyCardIndex
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3 cards · Baseball Garbage Pail Kids Football

All Maryland Cards

Maryland Cards

All Maryland Cards

Maryland #SQ-MD

Maryland [Missouri]

Maryland #50S-20

Track Maryland Cards