United Nations Headquarters #21018 — LEGO Architecture Set Value
LEGO ArchitectureWhat the United Nations Headquarters #21018 LEGO set is worth — loose, complete, and sealed.
United Nations Headquarters #21018 value — Loose $26 · Complete (CIB) $44 · Sealed (new) $107. Prices updated August 2026.
Theme · LEGO Architecture
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Item details
- Brand
- LEGO
- Theme
- LEGO Architecture
United Nations Headquarters #21018 (LEGO Architecture) resale value
A loose United Nations Headquarters #21018 set runs around $26, a complete copy (all pieces + box + instructions) about $44, and a factory-sealed box commands $107.
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 | $26 | eBay sold comps |
| Complete (CIB) | $44 | eBay sold comps |
| Sealed (new) | $107 | eBay sold comps |
Frequently asked questions
- What is the best deal for buying this LEGO set?
- If you need the model immediately, the loose version is available for $34. For collectors, the sealed version is $117.
- Is the sealed condition worth the higher price?
- Yes, the sealed (new) condition is listed at $117, offering maximum collector value compared to the loose $34 price.
- How much is the complete but unsealed set?
- The complete (CIB) version of the LEGO Architecture UN Headquarters is listed for $45.