How many pieces does the LEGO Diagon Alley (75978-1) have?

The LEGO Diagon Alley set (75978-1) contains 5548 pieces. It was released in 2020 as part of the LEGO Harry Potter theme.

How can I find missing parts for LEGO set 75978-1?

On BrickMissing you can check which parts from the LEGO Diagon Alley (75978-1) you already own. Add your LEGO collection and we'll show exactly which of the 5548 pieces you're missing and which you already have.

Can I build the LEGO Diagon Alley 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 5548 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Diagon Alley from?

The LEGO Diagon Alley (75978-1) belongs to the LEGO Harry Potter theme. You can browse all Harry Potter sets on BrickMissing to find more sets from this theme.

Diagon Alley

75978-1 Harry Potter 2020 5548 parts 3.4% catalog rarity Expert

The LEGO Harry Potter Diagon Alley set, 75978-1, meticulously reconstructs the wizarding shopping street with 5548 pieces. This extensive model, measuring over a meter wide, presents magnificent facades that open to reveal intricate interiors. Visitors can explore Ollivanders, checking out the array of wands, or attend Gilderoy Lockhart's book-signing event at Flourish & Blotts bookseller. Weasleys' Wizard Wheezes offers love potions and other novelties, while Quality Quidditch Supplies and Florean Fortescue's Ice Cream Parlor provide further detailed scenes. The set also includes Scribbulus Writing Implements and the Daily Prophet, bringing authentic movie details to life across its modular buildings.

Parts Inventory

🧱 5548 parts

Showing the first 12 rows of the parts list (5548 pieces in total). The full list loads automatically.

Color	Qty	LEGO price each
Black	4×	€0,10 View at LEGO → View
Black	1×	Check price → View
Dark Bluish Gray	1×	€0,10 View at LEGO → View
Light Bluish Gray	4×	€0,10 View at LEGO → View
Black	3×	€0,24 View at LEGO → View
Dark Tan	1×	Check price → View
Blue	1×	Check price → View
Black	1×	Check price → View
Black	1×	€0,12 View at LEGO → View
Black	1×	€0,10 View at LEGO → View
Sand Green	2×	€0,10 View at LEGO → View
Light Bluish Gray	4×	€0,13 View at LEGO → View

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Catalog rarity

How common are the parts in Diagon Alley?

3.4%Low rarity

more commonless common

36 of 1072 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

Tile 6 x 6 · Black · only this set in our catalogBrick Round 2 x 2 Sphere · Yellowish Green · only this set in our catalogMinifig Head Special, Small Cube (Baby)… · Green · only this set in our catalog

How we calculate this →