LEGO Assembly Square (10255) Value
What does the LEGO Assembly Square (set 10255) actually sell for? Below are real eBay completed-sale medians, split by condition, with the most recent sold listings. That’s up 25% on its $300 retail price.
LEGO 10255 Assembly Square — what it sells for
⤢ enlarge+25%vs $300 RRP — sealed median $375 (1.3× retail)
Sealed
$375
range $350–$385
You’d net $326 after eBay fees
18 sold
New, factory-sealed (MISB).
Used — complete
$260
range $188–$268
You’d net $227 after eBay fees
15 sold
Opened/built, all pieces.
Incomplete
$232
range $211–$244
You’d net $202 after eBay fees
3 sold
Missing pieces, box or instructions.
Recent real sold listings
Recent sold listings
| Listing | Condition | Sold | Price |
|---|---|---|---|
| LEGO CREATOR: Assembly Square (10255) New | Sealed | 2026-06-05 | $297 |
| LEGO Creator Expert Assembly Square (10255) Complete Set, 4002 Pieces, 16+ | Used — complete | 2026-06-05 | $365 |
| Lego 10255 Assembly Square Expert Modular Building 10th Ann. OPEN/DMG BOX RET. | Sealed | 2026-06-05 | $325 |
| LEGO Creator Expert Assembly Square 10255 Complete Set 16+ 4002pcs Box Retired | Used — complete | 2026-06-04 | $325 |
| Authentic Lego Creator: 10255 Assembly Square Supersized (please read) | Used — complete | 2026-06-04 | $300 |
| LEGO CREATOR: Assembly Square (10255) -used with box and manual | Used — complete | 2026-06-04 | $175 |
| LEGO Creator Expert Assembly Square 10255 Building Complete Set with Manual | Used — complete | 2026-06-04 | $262 |
| Lego Creator: Assembly Square 10255 No Instruct/No Box See Description Retired | Incomplete | 2026-06-03 | $190 |
| Lego Creator: Assembly Square (10255) 4002 Pcs. **Please Read!** | Used — complete | 2026-06-02 | $159 |
| LEGO CREATOR 10255: Assembly Square 100% Complete ALL Mini-Figs - Modular Series | Used — complete | 2026-06-02 | $207 |
How to read these numbers
Each figure above is the median of real eBay completed sales for the Assembly Square (set 10255) in that condition, including shipping. “Net” subtracts eBay’s ~13% fee — what you’d actually keep as the seller. Notice the spread between conditions: sealed around $375, used — complete around $260, incomplete around $232.
Prices move, so check the recent listings and run a fresh lookup before you buy or sell. For context, see the most valuable sets and other retired sets.
Frequently asked questions
How much is LEGO 10255 worth?
Based on recent eBay sold listings, the Assembly Square sells for a median of about $375 sealed, less in lower conditions. See the full condition breakdown above.
Are these asking prices or actual sales?
Actual completed (sold) eBay sales — not asking prices. The recent-listings table shows the individual sales behind the medians.
Is the Assembly Square retired?
Yes — set 10255 is retired, which is typically why used and sealed prices sit above the original RRP.