How many pieces does the LEGO Hogwarts Castle: Room of Requirement (40770-1) have?

The LEGO Hogwarts Castle: Room of Requirement set (40770-1) contains 203 pieces. It was released in 2025 as part of the LEGO Harry Potter theme.

How can I find missing parts for LEGO set 40770-1?

On BrickMissing you can check which parts from the LEGO Hogwarts Castle: Room of Requirement (40770-1) you already own. Add your LEGO collection and we'll show exactly which of the 203 pieces you're missing and which you already have.

Can I build the LEGO Hogwarts Castle: Room of Requirement with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 203 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Hogwarts Castle: Room of Requirement from?

The LEGO Hogwarts Castle: Room of Requirement (40770-1) belongs to the LEGO Harry Potter theme. You can browse all Harry Potter sets on BrickMissing to find more sets from this theme.

Hogwarts Castle: Room of Requirement - View 9

Hogwarts Castle: Room of Requirement

40770-1 Harry Potter 2025 203 parts 5.7% repair risk Intermediate

The LEGO Harry Potter Hogwarts Castle: Room of Requirement (40770-1) depicts a sanctuary within Hogwarts, recreating Neville Longbottom’s safe space. This 203-piece model features details like multiple hammocks and a distinct portrait of Harry and friends, a nod to Dumbledore's Army. The room's construction incorporates hinge plates, enabling it to fold compactly. This design facilitates integration with other modular Hogwarts sets, expanding any wizarding world display. The set can be positioned independently or embedded into a larger Hogwarts Castle scene from the 2025 collection.

Parts Inventory

🧱 203 parts

Part	Color	Qty	LEGO price each
Sticker Sheet for Set 40770-1 10114412	Unknown	1×	Check price → View
Windscreen 4 x 4 x 4 2/3 with Handle 11289	Dark Green	2×	€0,88 View at LEGO → View
Brick Arch 1 x 3 x 3 [Gothic] 13965	Medium Nougat	4×	€0,21 View at LEGO → View
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) 15573	Dark Bluish Gray	3×	€0,06 View at LEGO → View
Hinge Plate 1 x 4 Swivel Top / Base - Hollow Clip [Complete Assembly] 1927	Light Bluish Gray	3×	€0,31 View at LEGO → View
Hinge Plate 1 x 4 Swivel Top / Base - Hollow Clip [Complete Assembly] 1927	Black	3×	€0,31 View at LEGO → View
Tile Round 1 x 1 with Hollow Bar 20482	Dark Bluish Gray	1×	€0,05 View at LEGO → View
Slope 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid] 22388	Trans-Orange	1×	€0,07 View at LEGO → View
Brick 1 x 2 x 3 with Bottom Stud Holder 22886	Tan	1×	€0,23 View at LEGO → View
Equipment Goblet / Glass 2343	Pearl Gold	1×	€0,15 View at LEGO → View
Brick 2 x 2 Corner 2357	Orange	1×	€0,16 View at LEGO → View
Brick 2 x 2 Corner 2357	Tan	4×	€0,16 View at LEGO → View

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Repairability

Can you fix Hogwarts Castle: Room of Requirement if a piece goes missing?

5.7%Moderate repair risk

easy to fixguard this box

5 of the 88 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.

Theme average

7.8%

All sets

6.7%

Hardest to replace

Sticker Sheet for Set 40770-1 · Unknown · only this setMinifig Head Neville Longbottom, Dark Br… · Light Nougat · 2 sets everSmoke / Bubbles · Olive Green · 2 sets everBuy at LEGO ↗

How we calculate this →