Greg Maddux #30 Price Guide
Baseball · Baseball Cards 1998 Upper Deck · Released 1998
Greg Maddux #30 (Baseball Cards 1998 Upper Deck) is currently worth $1.64 raw (near mint) and $69.99 in PSA 10 (as of Jul 11, 2026). Values come from the PriceCharting price guide and are refreshed weekly. Grading is the single biggest value lever — check the raw-to-PSA-10 gap below, then scan your copy to see if its centering makes the grade.
Current prices
Raw (ungraded)
| Ungraded | $1.64 |
Graded — grade ladder
| Grade | PSA | CGC | BGS | SGC | Graded |
|---|---|---|---|---|---|
| 10 | $69.99 | $42.00 | $91.00 | $42.00 | — |
| 9.5 | — | — | — | — | $30.79 |
| 9 | — | — | — | — | $16.90 |
| 8 | — | — | — | — | $0.99 |
Last updated 2026-07-11 · Source: the PriceCharting price guide
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Is it worth grading?
Strong grading candidate — 43× premium in PSA 10
A PSA 10 Greg Maddux #30 sells for $69.99 against $1.64 raw: a $68.35 spread, 43× the ungraded price. A PSA 9 ($16.90) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Full grading break-even for Greg Maddux #30: fee tiers, best grader, gem-rate math →
Should I pay this?
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Greg Maddux #30 — frequently asked
How much is Greg Maddux #30 (Baseball Cards 1998 Upper Deck) worth?
As of Jul 11, 2026, Greg Maddux #30 (Baseball Cards 1998 Upper Deck): an ungraded near-mint copy sells for about $1.64, a PSA 10 sells for about $69.99, a PSA 9 for about $16.90. Values come from the PriceCharting price guide and are refreshed weekly.
How much is a PSA 10 Greg Maddux #30 worth?
As of Jul 11, 2026, a PSA 10 (Gem Mint) Greg Maddux #30 (Baseball Cards 1998 Upper Deck) sells for about $69.99, compared with $1.64 for a raw near-mint copy.
Is Greg Maddux #30 worth grading?
A PSA 10 Greg Maddux #30 sells for $69.99 against $1.64 raw: a $68.35 spread, 43× the ungraded price. A PSA 9 ($16.90) only about breaks even after fees, so the case rests on gemming. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.
Where do these Baseball card prices come from?
Prices are the PriceCharting price guide, refreshed weekly. Raw values reflect near-mint (NM) ungraded copies; graded values are per grading company and grade.
Is your baseball card centered well enough to grade?
Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.
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