Mark McGwire #656

A raw (ungraded) Mark McGwire from 1991 Upper Deck currently carries a market value of about $2. Graded copies sell for more. The value ladder on this page shows the estimated price at each grade.

Across 1 community scans on ZeroPop, the Mark McGwire averages a 9.0/10 overall grade. 0% reach Gem Mint (9.5+). Sub-grade averages: corners 9.0, edges 9.0, surface 9.0, centering 8.5.

The most frequently flagged condition issues on scanned Mark McGwire cards are Sharp (100% of scans).

Whether the Mark McGwire is worth submitting depends on its raw value versus its graded value and your predicted grade. ZeroPop scans the card, predicts a PSA/BGS/CGC grade, and runs the break-even math before you pay submission fees.