Forecast Model

This represents the expected annual growth (CAGR) based on a forecast model only.
75978 Diagon Alley is a 5,544 piece Harry Potter exclusive set released in 2020. The current retail price is $399.99, however, the average sales listings on the secondary markets is closer to $411. The set is estimated to retire sometime within early to mid 2022. Once retired, the expected annual growth will be close to 5% after the second year, which will value the set bewteen $427 and $442 shortly after it is retired.

For Sale (New/Sealed)

This chart shows the sales listing trends of 75978 Diagon Alley.
*** Best US listing for Diagon Alley ***
$399.99
Offical set 75978 Harry Potter Diagon Alley at LEGO.com
$399.99
(US) BrickLink store Das Brick House
$489.94
+22.5%
(US) Mint, sealed!
$489.95
+22.5%
(US) 75978, Harry Potter, Diagon Alley, 5544 pcs. NEW SEALED in Box!
$490.00
+22.5%
(US) BrickLink store Trendy Right Now
$525.00
+31.3%
(US) BrickLink store Brick Gardens AZ
$529.95
+32.5%
(AU) Harry Potter Diagon Alley # 75978 Sealed (Very RARE) and Hard to Get NEW
$553.21
+38.3%
(AU) Harry Potter - Diagon Alley - 75978 - BNISB - AU - Exclusive - New
$568.26
+42.1%
(US) Harry Potter Diagon Alley (75978) crush damage to box
$569.23
+42.3%
(AU) Harry Potter - Diagon Alley - 75978 - BNISB - AU - New
$588.81
+47.2%
Show 28 more listings

Diagon Alley Sets

Year 2011
Pieces / Minifigs 2,025 / 12
Availability Retired
10217 LEGO Harry Potter Diagon Alley
Retail $149.99
Value $579.00
Growth 286.0%
Annual growth 16.5%

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Pieces / Minifigs 241 / 3
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Minifigs 1
Availability Retired
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Growth 50.1%
Annual growth 30.5%
Tap a brick in the wall behind the Leaky Cauldron pub and enter the world of Diagon Alley™, where wizards and witches find their potions and Hogwarts students stock up on school supplies like cauldrons, broomsticks and of course, wands. Measuring over a meter wide, this epic model is filled with authentic movie details and a menagerie of 14 minifigures, including four exclusive new characters!

Fans of Harry Potter™ will love discovering the magnificent window displays and intriguing interiors of Diagon Alley™, London’s most magical secret shopping street. This remarkable set captures incredible detail from many of the Harry Potter™ films and can be built four different ways, including closed into a real alley for role-playing stories filled with intrigue and mystery. It’s also compatible with the LEGO® Modular Buildings series, for even more world-building fun.
Description provided by LEGO©