What is the typical price range for Koffing #51?

Ungraded copies are available at a lower price point, while a Grade 9 is currently valued around $40.

Is the PSA 10 version worth the investment?

Yes, the PSA 10 condition for this Base Set card is highly valued, selling for $115.

Which condition offers the best immediate return?

For the best immediate return, consider a Grade 9, which is listed at $40, compared to the ungraded option.

Koffing #51 — Pokémon Base Set Card Value

Pokémon Base Set

What the Koffing #51 card from Pokémon Base Set is worth — ungraded and graded (PSA 10).

Koffing #51 value — Ungraded $2 · Grade 9 $40 · PSA 10 $115. Prices updated July 2026.

Set · Pokémon Base SetGame · Pokémon

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Value by grade

Ungraded

20.0×

$40

Grade 9

57.5×

$115

PSA 10

Real sold prices per grade — the PSA 10 premium on this card is 57.5× raw.

Complete-in-box price history

Monthly CIB value, based on sold comps.

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Which version do you have?

To simply own Koffing #51, the Standard version at $2 is the cheapest route. The premium versions offer tangible differences: the 1st Edition commands the highest price at $23, while Shadowless and 1999-2000 offer minor variations for $4 and $3, respectively. Casual collectors should stick to Standard, whereas serious investors seeking higher value should target the 1st Edition.

VersionUsedNewBuy

1st EditionKoffing [1st Edition] #51 — Pokémon Base Set Card Value$22.98$512.79eBay ↗

ShadowlessKoffing [Shadowless] #51 — Pokémon Base Set Card Value$3.72$235.89eBay ↗

1999-2000Koffing [1999-2000] #51 — Pokémon Base Set Card Value$3.25$92.7eBay ↗

Standard— this pageKoffing #51 — Pokémon Base Set Card Value$1.74$115eBay ↗

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PriceCharting — Koffing #51 (Pokémon Base Set)$1.74

Item details

Brand: Pokémon
Set: Pokémon Base Set
Game: Pokémon

Koffing #51 (Pokémon Base Set) card value

An ungraded Koffing #51 from Pokémon Base Set averages around $2. A Grade 9 copy runs about $40, and a PSA 10 gem-mint commands $115.

What drives the price

Centering, corners, edges, and surface decide a card's grade — and the grade decides the price. The jump from raw to PSA 10 can be 5–20×, so condition is everything. Holos, first editions, and shadowless prints carry the biggest premiums.

Price guide

Sold values by grade vs. what sellers ask today

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Condition	Value	Based on
Ungraded	$2	eBay sold comps
Grade 9	$40	eBay sold comps
PSA 10	$115	eBay sold comps

Frequently asked questions

What is the typical price range for Koffing #51?: Ungraded copies are available at a lower price point, while a Grade 9 is currently valued around $40.
Is the PSA 10 version worth the investment?: Yes, the PSA 10 condition for this Base Set card is highly valued, selling for $115.
Which condition offers the best immediate return?: For the best immediate return, consider a Grade 9, which is listed at $40, compared to the ungraded option.