Jerry Koosman #15 Price Guide

Baseball · Baseball Cards 1985 Topps Mini

We're still collecting market data for Jerry Koosman #15 (Baseball Cards 1985 Topps Mini). Prices, the grade ladder and history will appear here as sales land. 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.

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Current prices

Raw (ungraded)

No raw sales recorded yet.

Graded — grade ladder

Jerry Koosman #15 graded prices by company and grade
Grade	Graded
9.5	$289
9	$263
8	$220

Last updated 2026-09-04 · Source: the PriceCharting price guide

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Jerry Koosman #15 — frequently asked

How much is Jerry Koosman #15 (Baseball Cards 1985 Topps Mini) worth?

As of Sep 4, 2026, Jerry Koosman #15 (Baseball Cards 1985 Topps Mini): a Grade 9.5 sells for about $289, a PSA 9 for about $263. Values come from the PriceCharting price guide and are refreshed weekly.

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.