Koffing
Base Set · #51/102
Koffing (51/102), the Common from Base Set, has an estimated ungraded market price of about under $1.
As of July 16, 2026 · tracked daily by Riffle · estimates, not financial advice
Image © The Pokémon Company, shown for identification.
About Koffing
Koffing is a Common (51/102) from the Pokémon Base Set set, released January 9, 1999. Ungraded copies currently trade at an estimated market price of under $1. The artwork is by Mitsuhiro Arita. Riffle tracks its market price daily; graded (PSA) comps and full price history are available with Riffle.
Details
Other versions of Koffing
Koffing appears on 5 different cards across the sets Riffle tracks, at very different values. This page covers #51/102 from Base Set; the collector number printed at the bottom of the card tells them apart.
FAQ
How much is Koffing (51/102) worth?
Koffing (51/102), the Common from Base Set, has an estimated ungraded market price of about under $1. Note: 4 other cards named Koffing exist across the sets Riffle tracks, at very different values; check the collector number.
Which Koffing card is this, and how do I tell the versions apart?
This page covers Koffing (51/102), the Common (about under $1) from Base Set.
The other versions: #58/82 from Team Rocket (Common, about $2–$3); #075/159 from Crown Zenith (Common, about under $1); #109/165 from 151 (Common, about under $1); #091/159 from Journey Together (Common, about under $1).
The collector number printed at the bottom of the card is the reliable way to tell them apart.