LEGO Harry Potter 75966 Hogwarts Room of Requirement

LEGO set 75966, Hogwarts Room of Requirement, depicts the Room of Requirement at Hogwarts in the Harry Potter theme. Released in 2020, it contains 194 pieces and is tied to Harry Potter and the Order of the Phoenix.

This model presents a specific Hogwarts interior connected with Dumbledore’s Army. Within the Harry Potter theme, it adds a focused castle scene rather than a broad exterior build, giving the characters a recognizable setting associated with spell practice and student resistance in the story.

The set contains 194 pieces and 4 minifigures: Harry Potter, Open Gryffindor Sweater with Tie, Luna Lovegood, Ravenclaw Sweater, Hermione Granger, Gryffindor Sweater with Buttons, and Mechanical Death Eater. The build is compact, designed as a room scene that supports character placement and story based play.

It is suited to Harry Potter collectors, builders adding an interior to a Hogwarts display, and players interested in scenes involving Dumbledore’s Army. Among sets from the same theme, it is best viewed as a location based companion piece rather than a large architectural section of the castle.

Inventory of set 75966

The inventory of set 75966 lists 194 pieces, spare parts excluded: 91 different lots (one shape in one color) for 78 part shapes. The box also contains 9 spare parts, for small elements that are easy to lose.

Colors of set 75966

Main color: tan, making up 46% of the parts, followed by light bluish gray (9.3%) and reddish brown (8.2%).

Part types

Most common parts in set 75966

65 of the 78 part shapes in this set have their own page on Setopedia, with their colors, element numbers and the other sets that use them. See all LEGO parts

Exclusive parts in set 75966

6 part shapes in set 75966 appear in no other set in the catalog, most often printed elements, stickers or molds specific to the model. If one gets lost, you will need to look for it individually, for example on BrickLink, rather than in another set. Counting colors, 8 lots in the set are not found in any other set.

Rebuilding set 75966 from another set

Share of the parts of set 75966 found in each of these similarly sized sets, counting shape, colour and quantity:

No similarly sized set goes above 27%: the model relies on a little-shared assortment, most of which has to be gathered piece by piece.

Size of set 75966 within its line

With 194 pieces, set 75966 ranks #133 out of 186 Harry Potter sets in our database, which have an average of 672 parts. Among the 490 sets released in 2020, it ranks #239. That is less than half the average Harry Potter set size.