Keith Hernandez Base #31 · Kellogg's (1981) | PopHunter

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Front

Keith Hernandez

Name: Keith Hernandez
Brand: Baseball
SKU: cmqeosflm33oiz814kcml2nae

Base

Kellogg's · #31 · 1981

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Estimated Market Value · PSA 10

Estimate

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Where this card's market sits right now — modeled from its real sales and the movement of comparable markets.

PSA 10 $

$131

PSA 10 Pop

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Gem Rate

—

30D Change

0.0%

Market data as of Jun 28, 2026

Opportunity

67.3

Collector

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Investor

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Speculation

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See pricing to unlock Collector, Investor & Speculation scores

Market

PSA10 / PSA9

2.62x

Active Listings

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PSA10 Mkt Cap

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PSA 10 Price

$131

30D PSA10

0.0%

90D PSA10

+39.5%

Raw Price

30D Raw

0.0%

90D Raw

-19.7%

Prices by Grade & Grader

Population Reports

PSA Population

0 total

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PSA 9

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PSA 5

PSA 4

PSA 3

PSA 10 Price

PSA 9 Price

PSA 10 Population

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Opportunity Score

Active Listings

Recent Sales

Date	Grade	Price	Platform	Title
May 20, 2026	PSA 9	$50	ebay	1981 KELLOGG'S #31 KEITH HERNANDEZ CARDINALS PSA 9
May 2, 2026	Ungraded	$5	ebay	1981 Kellogg's 3D Super Stars Baseball Card Keith Hernandez #31 KB
Apr 28, 2026	Ungraded	$3	ebay	1981 Kellogg's 3-D Super Stars #31 Keith Hernandez BASEBALL St. Louis Cardinals #31
Apr 27, 2026	Ungraded	$2	ebay	1981 Kellogg’s 3-D Super Stars Baseball #31 Keith Hernandez - Cardinals
Apr 19, 2026	PSA 8	$37	ebay	1981 KELLOGG'S #31 KEITH HERNANDEZ CARDINALS PSA 8
Apr 15, 2026	Ungraded	$1	ebay	1981 Kellogg's #31 Keith Hernandez Cardinals
Apr 12, 2026	Ungraded	$2	ebay	1981 KELLOGG'S #31 KEITH HERNANDEZ CARDINALS NM-MT Hot Corner Vintage #31
Apr 7, 2026	Ungraded	$3	ebay	1981 Kellogg's #31 Keith Hernandez * First Base * St. Louis Cardinals * NM *
Apr 6, 2026	Ungraded	$2	ebay	1981 Kellogg's 3-D Super Stars - Keith Hernandez #31 #31
Apr 3, 2026	Ungraded	$3	ebay	Keith Hernandez - 1981 Kellogg's 3-D Super Stars - #31 - St Louis Cardinals #31
Mar 14, 2026	Ungraded	$2	ebay	Keith Hernandez 1981 Kellogg's 3-D Super Stars #31 #31
Feb 26, 2026	Ungraded	$1	ebay	1981 Kellogg's 3-D Super Stars Keith Hernandez #31 0uf1 #31
Feb 16, 2026	Ungraded	$1	ebay	CARDINALS KEITH HERNANDEZ 1981 KELLOGG'S 3-D SUPER STARS #31
Feb 16, 2026	PSA 10	$92	ebay	1981 Kelloggs #31 KEITH HERNANDEZ PSA 10 GEM-MT 24246066 #31
Jan 29, 2026	Ungraded	$1	ebay	1981 Kellogg's 3-D Super Stars #31 Keith Hernandez Cardinals SET BREAK! #31
Dec 18, 2025	Ungraded	$1	ebay	1981 Kellogg's 3-D Baseball Superstars - #31 - Keith Hernandez - Cardinals #See Title
Dec 16, 2025	Ungraded	$2	ebay	1981 KELLOGG'S 3-D SUPER STARS KEITH HERNANDEZ ST. LOUIS CARDINALS #31 NR.MT./MT #31
Nov 27, 2025	Ungraded	$2	ebay	1981 Kellogg's 3-D Super Stars Keith Hernandez St. Louis Cardinals #31 #31
Sep 11, 2025	Ungraded	$1	ebay	1981 Kellogg's #31 Keith Hernandez Cardinals NEAR MINT B5:24 #31
Aug 31, 2025	Ungraded	$2	ebay	1981 Kellogg's 3-D Super Stars #31 Keith Hernandez St. Louis Cardinals NR-MINT++
Aug 4, 2025	Ungraded	$1	ebay	1981 Keith Hernandez Kellogg's 3-D Super Stars St. Louis Cardinals #31 NM-NMMT #31
Aug 3, 2025	Ungraded	$1	ebay	1981 KELLOGG'S #31 KEITH HERNANDEZ CARDINALS NM-MT Hot Corner Vintage C #31
Jul 28, 2025	Ungraded	$3	ebay	1981 Kellogg's 3-D Super Stars Keith Hernandez #31 Vintage Baseball Cardinals #31
May 20, 2025	Ungraded	$0	ebay	1981 KELLOGG'S BASEBALL #31 KEITH HERNANDEZ ST. LOUIS CARDINALS NM/MT #31
Apr 30, 2025	Ungraded	$2	ebay	Keith Hernandez St. Louis Cardinals 1981 Kellogg's #31 #31
Apr 28, 2025	PSA 8	$9	ebay	1981 KELLOGG'S #31 KEITH HERNANDEZ PSA 8 #31
Mar 25, 2025	Ungraded	$2	ebay	1981 Kellogg's 3-D Super Stars Keith Hernandez #31 - St. Louis Cardinals #31
Mar 24, 2025	Ungraded	$1	ebay	1981 Kellogg's 3-D Super Stars Keith Hernandez #31 Baseball St. Louis Cardinals #31
Mar 7, 2025	Ungraded	$1	ebay	1981 Kellogg's 3-D Super Stars #31 Keith Hernandez Cardinals NO RESERVE! #31
Feb 17, 2025	Ungraded	$1	ebay	1981 KELLOGG'S 3-D # 31 KEITH HERNANDEZ ST. LOUIS CARDINALS EX #31
Jan 23, 2025	Ungraded	$2	ebay	1981 Kellogg's Keith Hernandez Baseball Card #31 NM-Mint FREE SHIPPING #31
Jan 21, 2025	Ungraded	$0	ebay	1981 Kellogg's 3-D Super Stars #31 Keith Hernandez St Louis Cardinals #31
Dec 1, 2024	Ungraded	$2	ebay	1981 Kellogg's Baseball Card #31 Keith Hernandez #31
Nov 23, 2024	Ungraded	$3	ebay	1981 Kellogg's 3-D Super Stars Keith Hernandez #31 Cardinals Near Mint NM #31
Sep 22, 2024	PSA 9	$60	ebay	1981 Kelloggs #31 Keith Hernandez - Cardinals - PSA 9
Jan 3, 2024	PSA 7	$7	ebay	1981 Kellogg's Baseball #31 Keith Hernandez PSA 7 NM Cardinals #31
Oct 13, 2023	PSA 9	$38	ebay	1981 KELLOGGS #31 KEITH HERNANDEZ PSA 9 90223117 #31
Apr 1, 2022	PSA 10	$230	ebay	1981 KELLOGG'S #31 KEITH HERNANDEZ CARDINALS PSA 10 B3314942-367
Apr 1, 2022	PSA 10	$223	ebay	1981 KELLOGG'S #31 KEITH HERNANDEZ CARDINALS PSA 10 A3316297-365
Dec 22, 2021	PSA 10	$228	ebay	1981 Kellogg’s Keith Hernandez #31 psa 10 Gem mint #31

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