Fallingwater #21005 — LEGO Architecture Set Value
LEGO ArchitectureWhat the Fallingwater #21005 LEGO set is worth — loose, complete, and sealed.
Fallingwater #21005 value — Loose $95 · Complete (CIB) $153 · Sealed (new) $310. Prices updated August 2026.
Monthly CIB value, based on sold comps.
See the actual sold listings on eBay ↗Live on eBay right now
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Price data verified against · 1
Item details
- UPC / EAN
- 0673419160131
- Brand
- LEGO
- Theme
- LEGO Architecture
- Set number
- #21005
- Release date
- January 1, 2009
Fallingwater #21005 (LEGO Architecture) resale value
A loose Fallingwater #21005 set runs around $95, a complete copy (all pieces + box + instructions) about $153, and a factory-sealed box commands $310.
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 | $95 | eBay sold comps |
| Complete (CIB) | $153 | eBay sold comps |
| Sealed (new) | $310 | eBay sold comps |
| Live asking — low / typical / high | $22.95 / $250 / $498.99 | 20 live eBay listings ↗ |
Market check: As of July 19, 2026, 20 live eBay listings ask $22.95–$498.99 (median $250.00).
Frequently asked questions
- What is the best value condition for Fallingwater #21005?
- For the best immediate value, the loose set is available for $89.
- How much is the brand new, sealed version of this set?
- The sealed, new version of the LEGO Architecture Fallingwater #21005 is priced at $354.
- Can I buy the set if it's not in the original box?
- Yes, the set is available loose for $89, or as a complete set (CIB) for $160.