# Action Comics #21 (1940) price

The catalog shows that **Action Comics #21 (1940)** has a used comic book value of **$1076**. This is a highly significant piece of comic book history, and its value is driven by its rarity and cultural importance as one of the first appearances of Superman. You can compare this sold value against the current live listings shown on your screen to see what buyers are asking right now.

## Items referenced

| Item | Used | New | Page | Sold comps |
| --- | --- | --- | --- | --- |
| Action Comics #21 (1940) — Comic Book Value | $1076 | $32468.8 | [view](https://junkpal.ai/products/action-comics-21-1940-action-comics-comic) | [eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DAction%2520Comics%2520%252321%2520(1940)%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-answer-sold&p=md-answer-sold) |

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_Updated 2026-07-18._

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Source: [https://junkpal.ai/answers/action-comics-21-1940-price](https://junkpal.ai/answers/action-comics-21-1940-price) · JunkPal price guide (junkpal.ai)
Values are medians of real closed eBay sales — estimates for reference, not offers or appraisals.
More machine-readable surfaces: [/llms.txt](https://junkpal.ai/llms.txt)