Ken Griffey Jr. #555, Upper Deck

Ken Griffey Jr. #555

Upper Deck · 1991

Standard
Market value
$2
Avg grade
9.5

The Ken Griffey Jr. (#555, Upper Deck, 1991) is a standard Baseball card. Across 1 ZeroPop community scans it averages a 9.5/10 grade (GEM MINT), with 100% grading Gem Mint 9.5 or higher. Its current raw market value is about $2.

Price history

Not enough price history yet

This card at every grade

Real community scans of the Ken Griffey Jr., graded across the scale, with the typical value at each tier.

Ken Griffey Jr. graded 9.5
9.5
100% of scans
$2

Is it worth grading?

A raw Ken Griffey Jr. sells for about $2. Community scans grading 9.5 are worth roughly $2, about 1.0× the raw price. Whether a submission pays off depends on the grade your copy would actually get.

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Community grades

9.5
Avg Grade
1
Scans
100%
Gem Mint 9.5+
9.5
Top Grade

Grade distribution

9.5
1 · 100%

Average sub-grades

Corners
9.5
Edges
9.5
Surface
9.5
Centering
9.0

Community average: 9.5 (GEM MINT) · based on 1 ZeroPop scans

Recent community scans

Ken Griffey Jr., graded 9.5
Ken Griffey Jr.
Upper Deck
9.5$2

Card details

SetUpper Deck
Number#555
Year1991
GameBaseball
RarityStandard
FinishStandard

Frequently asked questions

What is a Ken Griffey Jr. worth?

A raw (ungraded) Ken Griffey Jr. from 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.

What grade do most Ken Griffey Jr. cards get?

Across 1 community scans on ZeroPop, the Ken Griffey Jr. averages a 9.5/10 overall grade. 100% reach Gem Mint (9.5+). Sub-grade averages: corners 9.5, edges 9.5, surface 9.5, centering 9.0.

Is the Ken Griffey Jr. worth grading?

Whether the Ken Griffey Jr. 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.

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← Explore more cardsUpdated May 23, 2026