Action Comics #21 (1940) — Comic Book Value
Action ComicsWhat Action Comics #21 (1940) is worth — ungraded and CGC graded (6.0, 8.0).
Action Comics #21 (1940) value — Ungraded $1,076 · Grade 6.0 $3,692 · Grade 8.0 $32,417. Prices updated August 2026.
Real sold prices per grade — the Grade 8.0 premium on this card is 30.1× raw.
Monthly CIB value, based on sold comps.
See the actual sold listings on eBay ↗Live on eBay right now
Which version do you have?
For the absolute cheapest way to own Action Comics #21, grab the Combo-Pack at $9. The Standard version ($1076) commands a premium for its condition and rarity, while the Newsstand ($20) offers a more accessible entry point than the top-tier Standard. Buyers prioritizing investment should aim for the Standard, whereas those seeking a low-cost piece should opt for the Combo-Pack.
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Price data verified against · 1
Item details
- Series
- Action Comics
- Publisher
- DC
- Issue
- #21
- Key issue
- Yes
- Release date
- February 1, 1940
Action Comics #21 (1940) comic value
An ungraded copy of Action Comics #21 (1940) averages around $1076. A CGC 6.0 runs about $3692, and a CGC 8.0 commands $32417.
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 | $1,076 | eBay sold comps |
| Grade 6.0 | $3,692 | eBay sold comps |
| Grade 8.0 | $32,417 | eBay sold comps |
| Live asking — low / typical / high | $4 / $700 / $2,912 | 20 live eBay listings ↗ |
Market check: As of July 18, 2026, 20 live eBay listings ask $4.00–$2,912.00 (median $700.00).
Frequently asked questions
- What is the estimated value range for Action Comics #21?
- The value ranges widely, from $1076 for ungraded copies up to $32950 for a Grade 8.0 copy.
- Is the condition of Action Comics #21 the biggest factor in its price?
- Yes, condition is critical; a Grade 6.0 sells for $3692, while the highest grade listed is $32950.
- Where can I find the best deal on this comic?
- Check our marketplace to compare prices across different grades to find the best value for your collection.