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% catalog rarity 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

Showing the first 12 rows of the parts list (203 pieces in total). The full list loads automatically.

Color	Qty	LEGO price each
Unknown	1×	Check price → View
Dark Green	2×	€0,88 View at LEGO → View
Medium Nougat	4×	€0,21 View at LEGO → View
Dark Bluish Gray	3×	€0,06 View at LEGO → View
Light Bluish Gray	3×	€0,31 View at LEGO → View
Black	3×	€0,31 View at LEGO → View
Dark Bluish Gray	1×	€0,05 View at LEGO → View
Trans-Orange	1×	€0,07 View at LEGO → View
Tan	1×	€0,23 View at LEGO → View
Pearl Gold	1×	€0,15 View at LEGO → View
Orange	1×	€0,16 View at LEGO → View
Tan	4×	€0,16 View at LEGO → View

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Catalog rarity

How common are the parts in Hogwarts Castle: Room of Requirement?

5.7%Moderate rarity

more commonless common

5 of 88 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.

Theme average

7.8%

All sets

6.7%

Least common in our catalog

Sticker Sheet for Set 40770-1 · Unknown · only this set in our catalogMinifig Head Neville Longbottom, Dark Br… · Light Nougat · 2 sets in our catalogSmoke / Bubbles · Olive Green · 2 sets in our catalogBuy at LEGO ↗

How we calculate this →