Building Set #20 — LEGO Duplo Set Value
LEGO DuploWhat the Building Set #20 LEGO set is worth — loose, complete, and sealed.
Building Set #20 value — Loose 16,47 € · $19 · Sealed (new) 22,54 € · $26. Prices updated August 2026.
Theme · LEGO Duplo
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Converted from USD at the ECB reference rate — sold comps are US-market sales.
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Item details
- Brand
- LEGO
- Theme
- LEGO Duplo
Building Set #20 (LEGO Duplo) resale value
A loose Building Set #20 set runs around $19, a complete copy (all pieces + box + instructions) about null, and a factory-sealed box commands $26.
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 | 16,47 € · $19 | eBay sold comps |
| Sealed (new) | 22,54 € · $26 | eBay sold comps |
Häufige Fragen
- Is the sealed version of Building Set #20 worth the extra cost?
- The sealed, new version is priced at $20, offering the benefit of untouched condition compared to the loose set at $19.
- What is the difference in price between the loose and sealed set?
- The loose set is listed for $19, while the sealed, new set is available for $20.
- What theme does Building Set #20 belong to?
- Building Set #20 is part of the popular LEGO Duplo theme.