Frank Thomas 1990 Leaf Baseball #300
Leaf Baseball 1990 · #300 · updated 2026-11-03

| Price | 30d | 1y | |
|---|---|---|---|
| PSA 9 most traded | $35.00 | ▲0% | ▲13% |
| PSA 10 | $360 | ▲6% | ▲94% |
| Baseball index | — | ▼3% | ▲59% |
| Frank Thomas index | — | ▼15% | — |
| Leaf Baseball set index | — | ▲0% | ▲90% |

| Grade | Price | 30d | 1y |
|---|---|---|---|
| PSA 10 | $360 | 25 | ▲ 94% |
| PSA 9 | $35.00 | 25 | ▲ 13% |
| PSA 8 | $14.99 | 4 | ▼ 17% |
| PSA 7 | $13.50 | 0 | ▲ 43% |
| PSA 6 | $8.49 | 0 | — |
| PSA 5 | $12.00 | 0 | — |
| PSA 4 | $15.00 | 0 | — |
| PSA 3 | $11.50 | 0 | — |
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About Frank Thomas 1990 Leaf Baseball #300
Frank Thomas 1990 Leaf Baseball #300 is a 1990 Pokémon card from Leaf Baseball, number 300. Right now a PSA 10 sells for about $360; a PSA 9 sells for about $35.00; a PSA 8 sells for about $14.99, each the median of the newest three recorded sales inside 30 days.
We hold 3,649 recorded sales of this card going back to 2020-07, 54 of them in the last 30 days. By venue: eBay 96%, Fanatics 3%, MySlabs 0%. The most traded grade over the last 90 days is PSA 9, up 13% on a year ago.
Over the same year, Baseball cards up 59%; Leaf Baseball set cards up 90%, so this card has trailed the market it belongs to. The chart above plots those indices against the card.
PSA has graded 4,771 copies at PSA 10 and PSA 9 13,132, PSA 8 4,862, PSA 6 333. Population as of 2026-11-03, from PSA's cert records.
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Frank Thomas 1990 Leaf Baseball #300 questions
How much is a Frank Thomas 1990 Leaf Baseball #300 worth?
About $35.00 in PSA 9, the most traded grade; a PSA 10 is about $360. Prices are the median of the newest three recorded sales inside 30 days.
How much is a PSA 10 Frank Thomas 1990 Leaf Baseball #300?
About $360, 25 PSA 10 sales in the last 30 days, up 94% on a year ago. PSA has graded 4,771 copies at 10.
Is Frank Thomas 1990 Leaf Baseball #300 going up in value?
In PSA 9 it is up 13% over the last year and up 0% over 30 days. Baseball up 59% over the same year. Leaf Baseball up 90% over the same year.
What is the PSA 10 premium on Frank Thomas 1990 Leaf Baseball #300?
A PSA 10 sells for 10.3x a PSA 9 right now ($360 against $35.00).
Where can I buy a Frank Thomas 1990 Leaf Baseball #300?
The Deals section on this page lists every auction of this card ending inside 24 hours and every Buy It Now the deal finder is pricing, each against the comp for its grade. Tap one to open it on eBay, or open the deal finder for every card.
What is the PSA population of Frank Thomas 1990 Leaf Baseball #300?
PSA 10: 4,771; PSA 9: 13,132; PSA 8: 4,862; PSA 6: 333; PSA 1: 1. As of 2026-11-03.