Adventure Comics #240 (1957) — Comic Book Value

Adventure Comics

What Adventure Comics #240 (1957) is worth — ungraded and CGC graded (6.0, 8.0).

Adventure Comics #240 (1957) value — Ungraded $36 · Grade 6.0 $235 · Grade 8.0 $314. Prices updated July 2026.

Series · Adventure Comics
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Value by grade
$36
Ungraded
6.5×
$235
Grade 6.0
8.7×
$314
Grade 8.0

Real sold prices per grade — the Grade 8.0 premium on this card is 8.7× raw.

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Item details

Series
Adventure Comics

Adventure Comics #240 (1957) comic value

An ungraded copy of Adventure Comics #240 (1957) averages around $36. A CGC 6.0 runs about $235, and a CGC 8.0 commands $314.

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

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ConditionValueBased on
Ungraded$36eBay sold comps
Grade 6.0$235eBay sold comps
Grade 8.0$314eBay sold comps

Frequently asked questions

What is the starting price for Adventure Comics #240?
Ungraded copies of Adventure Comics #240 start at $30.
How much is a Grade 8.0 copy of this comic?
A Grade 8.0 copy of Adventure Comics #240 is currently valued at $315.
Is the condition of the comic the biggest factor in its price?
Yes, condition is key; a Grade 6.0 sells for $235, compared to the ungraded starting price of $30.

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