Green City Challenge Set #9594 — LEGO Mindstorms Set Value
LEGO MindstormsWhat the Green City Challenge Set #9594 LEGO set is worth — loose, complete, and sealed.
Green City Challenge Set #9594 value — Loose $120 · Sealed (new) $169. 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
- 673419145664
- Brand
- LEGO
- Theme
- LEGO Mindstorms
- Set number
- #9594
- Release date
- January 1, 2011
Green City Challenge Set #9594 (LEGO Mindstorms) resale value
A loose Green City Challenge Set #9594 set runs around $120, a complete copy (all pieces + box + instructions) about null, and a factory-sealed box commands $169.
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 | $120 | eBay sold comps |
| Sealed (new) | $169 | eBay sold comps |
| Live asking — low / typical / high | $239.99 / $399.99 / $399.99 | 2 live eBay listings ↗ |
Market check: As of July 18, 2026, 2 live eBay listings ask $239.99–$399.99 (median $399.99).
Frequently asked questions
- What is the price difference between the loose and sealed versions?
- The loose version is priced at $120, while the sealed, new version is available for $158.
- Is this a popular theme for collectors?
- This set belongs to the LEGO Mindstorms theme, which is popular for STEM enthusiasts.
- What is the set number for Green City Challenge?
- The set number for Green City Challenge is #9594.
