Set values / LEGO Mystery Mansion #75904
LEGO Mystery Mansion 75904
Scooby-Doo · 2015

LEGO Mystery Mansion #75904

Retired 2016-11-11
Value now (new)
$464
+416% vs retail
Retail price$90
Value now (used)$218
New price range$330 to $800
Prices as of 2026-07-19
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Is LEGO Mystery Mansion a good investment?

LEGO Mystery Mansion is retired and trades +416% versus its original retail price. Retired sets usually keep climbing as sealed supply dries up, so most collectors hold and sell into a spike rather than flipping now.

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About LEGO Mystery Mansion

The LEGO Mystery Mansion (set 75904) is a Scooby-Doo set released in 2015 with ? pieces. It has retired and is no longer produced by LEGO, which is often when collectible sets start to gain value.

It originally sold for $90. Today, sealed copies trade around $464 on the secondary market, a gain of 416% versus its original price. Used copies average $218, with listings ranging from $330 to $800.

Prices for the LEGO Mystery Mansion come from live BrickLink marketplace data, updated regularly. To see its full price history, retirement forecast and the best window to sell, track it in your free BrickGains portfolio.

Specifications

Set number75904
ThemeScooby-Doo
Year released2015
Pieces-
Price per piece-
Original retail price$90
StatusRetired 2016-11-11
Current value (new)$464
Change vs retail+416%
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