International Space Station #21321 — LEGO Ideas Set Value
LEGO IdeasWhat the International Space Station #21321 LEGO set is worth — loose, complete, and sealed.
International Space Station #21321 value — Loose $30 · Complete (CIB) $73 · Sealed (new) $135. Prices updated August 2026.
Theme · LEGO Ideas
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↗ Rising · +18%
Complete-in-box price history
Monthly CIB value, based on sold comps.
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Item details
- UPC / EAN
- 5702016719062
- Brand
- LEGO
- Theme
- LEGO Ideas
- Set number
- #21321
- Release date
- January 1, 2020
International Space Station #21321 (LEGO Ideas) resale value
A loose International Space Station #21321 set runs around $30, a complete copy (all pieces + box + instructions) about $73, and a factory-sealed box commands $135.
What drives the price
Retired sets, completeness (every piece + minifigs + instructions + box), and sealed condition drive LEGO value. Exclusive sets and discontinued themes appreciate the most; minifigs alone can carry significant value.
Price guide
What this actually trades for — sold values by condition vs. what sellers are asking today
| Condition | Value | Based on |
|---|---|---|
| Loose | $30 | eBay sold comps |
| Complete (CIB) | $73 | eBay sold comps |
| Sealed (new) | $135 | eBay sold comps |
Frequently asked questions
- What is the current resale value for a loose LEGO ISS #21321?
- A loose International Space Station #21321 is currently valued around $34.
- How much more is a sealed copy worth compared to a complete-in-box set?
- A sealed, new copy is valued at $125, significantly higher than the $68 price for a complete-in-box set.
- Where can I find the best deal on this LEGO Ideas set?
- Depending on your needs, you can find it loose for $34, CIB for $68, or sealed for $125.