Adventure Comics #421 (1972) — Comic Book Value
Adventure ComicsWhat Adventure Comics #421 (1972) is worth — ungraded and CGC graded (6.0, 8.0).
Adventure Comics #421 (1972) value — Ungraded $6 · Grade 6.0 $22 · Grade 8.0 $60. Prices updated July 2026.
Series · Adventure Comics
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Value by grade
$6
Ungraded
3.7×
$22
Grade 6.0
10.0×
$60
Grade 8.0
Real sold prices per grade — the Grade 8.0 premium on this card is 10.0× raw.
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Item details
- Series
- Adventure Comics
Adventure Comics #421 (1972) comic value
An ungraded copy of Adventure Comics #421 (1972) averages around $6. A CGC 6.0 runs about $22, and a CGC 8.0 commands $60.
What drives the price
Grade is everything in comics — spine ticks, page color, and restoration decide the number, and the jump from raw to high grade can be 10×+. Key issues (first appearances, origins, deaths) carry the biggest premiums, and early printings beat reprints.
Price guide
Sold values by grade vs. what sellers ask today
| Condition | Value | Based on |
|---|---|---|
| Ungraded | $6 | eBay sold comps |
| Grade 6.0 | $22 | eBay sold comps |
| Grade 8.0 | $60 | eBay sold comps |
Frequently asked questions
- What is the starting price for Adventure Comics #421?
- Ungraded copies of Adventure Comics #421 start at $9.
- How much is a Grade 6.0 copy of this comic?
- A Grade 6.0 copy of Adventure Comics #421 is currently valued at $36.
- What is the highest listed price for this comic?
- The highest listed price for Adventure Comics #421 is $60 for a Grade 8.0 copy.