Solomon R. Guggenheim Museum #21004 — LEGO Architecture Set Value
LEGO ArchitectureWhat the Solomon R. Guggenheim Museum #21004 LEGO set is worth — loose, complete, and sealed.
Solomon R. Guggenheim Museum #21004 value — Loose $13 · Complete (CIB) $39 · Sealed (new) $90. Prices updated September 2026.
Theme · LEGO Architecture
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Item details
- Brand
- LEGO
- Theme
- LEGO Architecture
Solomon R. Guggenheim Museum #21004 (LEGO Architecture) resale value
A loose Solomon R. Guggenheim Museum #21004 set runs around $13, a complete copy (all pieces + box + instructions) about $39, and a factory-sealed box commands $90.
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 | $13 | eBay sold comps |
| Complete (CIB) | $39 | eBay sold comps |
| Sealed (new) | $90 | eBay sold comps |
Frequently asked questions
- What is the best deal for buying the Guggenheim set?
- If you need the pieces immediately, the loose version is available for only $15.
- How much is the brand new, sealed version?
- The sealed, new box set is currently listed for $96.
- Can I buy a used, complete version?
- Yes, the complete, used set is available for $37.