The 10 Largest LEGO Harry Potter Sets Ever Released
Category: series-roundup
By BrickBucks Team
2 min read
The 10 largest LEGO Harry Potter sets ever sold at retail — 37,684 pieces combined, $3,439.90 at retail — ranked by piece count with live prices and ROI.
These are the ten biggest Harry Potter sets LEGO has ever sold at retail, ranked by piece count. Hogwarts Castle (71043) leads at 6,020 pieces, followed by Diagon Alley (75978, 5,544), the Hogwarts Express – Collectors' Edition (76405, 5,129) and Gringotts Wizarding Bank – Collectors' Edition (76417, 4,803). Together the ten add up to 37,684 pieces and $3,439.90 at retail, with 128 minifigures between them.
A note on scope: two 2018 promotional mosaics (6268521 and 6268522) run to 2,305 pieces each, which would put them tenth on size alone — but they were bagged giveaway items (a baseplate and 2,304 1x1 tiles, no box), handed out with a large purchase in Singapore and Malaysia and never sold at retail, so this list covers retail sets only.
The rest of the ten: Hogsmeade Village – Collectors' Edition (76457, 3,228), Hogwarts Icons – Collectors' Edition (76391, 3,010), Diagon Alley Wizarding Shops (76444, 2,750), Hogwarts Castle and Grounds (76419, 2,660), The Burrow – Collectors' Edition (76437, 2,405) and Hogwarts Castle: The Main Tower (76454, 2,135). Nearly all of them are display-scale Collectors' Edition pieces — the big-ticket end of the theme, built for a shelf rather than a playroom floor.
The table below lists the same ten sets with live pricing, ROI and retirement status, sorted by retail price, highest first.
LEGO sets in this roundup
| Set | Year | Pieces | Retail price | Market price | ROI | Status |
|---|---|---|---|---|---|---|
| Hogwarts Express - Collectors' Edition (76405) | 2022 | 5129 | $499.99 | $799.00 | +59.8% | retired |
| Hogwarts Castle (71043) | 2018 | 6020 | $469.99 | $469.99 | +0.0% | active |
| Diagon Alley (75978) | 2020 | 5544 | $449.99 | $680.49 | +51.2% | retired |
| Gringotts Wizarding Bank - Collectors' Edition (76417) | 2023 | 4803 | $429.99 | $794.98 | +84.9% | retired |
| Hogsmeade Village - Collectors' Edition (76457) | 2025 | 3228 | $399.99 | $399.99 | +0.0% | active |
| Hogwarts Icons - Collectors' Edition (76391) | 2021 | 3010 | $299.99 | $439.00 | +46.3% | retired |
| The Burrow - Collectors' Edition (76437) | 2024 | 2405 | $259.99 | $259.99 | +0.0% | retiring_soon |
| Hogwarts Castle: The Main Tower (76454) | 2025 | 2135 | $259.99 | $259.99 | +0.0% | active |
| Diagon Alley Wizarding Shops (76444) | 2025 | 2750 | $199.99 | $171.99 | -14.0% | active |
| Hogwarts Castle and Grounds (76419) | 2023 | 2660 | $169.99 | $136.99 | -19.4% | active |
Hogwarts Express - Collectors' Edition (76405)
Distinct in scale and design, the Hogwarts Express - Collectors' Edition, released in 2022, stands out within its series for its impressive 5,129 pieces and 20 minifigures. This set offers a more intricate and expansive representation of the iconic train compared to its earlier counterparts. Notable part choices include a detailed train engine and multiple carriages that capture the essence of the Harry Potter universe. Market behavior shows varied pricing across platforms, with Amazon and Walmart listings at $629.99, while BrickLink offers a slightly lower price of $499.25, indicating a diverse collector interest in this large-scale set.Hogwarts Castle (71043)
The LEGO Hogwarts Castle (71043) is a seriously impressive build, clocking in at 6,020 pieces. Released in 2018 as part of the Harry Potter collection, it retails for $469.99. You get 28 minifigures in the box, which adds to the collectible appeal.
At $0.078 per piece, you're getting excellent bang for your buck here.
As a LEGO exclusive, the Hogwarts Castle has limited retail availability — which often translates to stronger aftermarket performance once it retires.
Diagon Alley (75978)
LEGO dropped the Diagon Alley (75978) in 2020 as part of the Harry Potter collection — a massive set that'll keep you busy for a while at 5,544 pieces with a retail price of $449.99. The set includes 17 minifigures, adding play and display value.
You're looking at $0.081 per piece, which holds up well against other Harry Potter sets.
LEGO exclusives like the Diagon Alley tend to fly under the radar at first, but their limited availability makes them interesting long-term holds.
Gringotts Wizarding Bank - Collectors' Edition (76417)
Coming in at 4,803 pieces, the Gringotts Wizarding Bank - Collectors' Edition (76417) is a seriously impressive build from the Harry Potter lineup. It debuted in 2023 at $429.99. You get 13 minifigures in the box, which adds to the collectible appeal.
The price-per-piece works out to $0.090, which is solid for what you're getting.
This is a premium 18+ set designed for serious builders — the kind that looks great on a shelf and tends to do well on the aftermarket.
Hogsmeade Village - Collectors' Edition (76457)
LEGO dropped the Hogsmeade Village - Collectors' Edition (76457) in 2025 as part of the Harry Potter collection — one of the bigger builds out there at 3,228 pieces with a retail price of $399.99. It comes packed with 12 minifigs — always a nice bonus for collectors.
The $0.124 per piece price point is on the premium side, though the build quality matches.
As an adult-focused display set, the Hogsmeade Village - Collectors' Edition is built to impress. Sets like this in the Harry Potter range often hold or grow in value after retirement.
Hogwarts Icons - Collectors' Edition (76391)
LEGO dropped the Hogwarts Icons - Collectors' Edition (76391) in 2021 as part of the Harry Potter collection — a seriously impressive build at 3,010 pieces with a retail price of $299.99. You get 3 minifigures in the box, which adds to the collectible appeal.
The price-per-piece works out to $0.100, which is solid for what you're getting.
This is a premium 18+ set designed for serious builders — the kind that looks great on a shelf and tends to do well on the aftermarket.
The Burrow - Collectors' Edition (76437)
The LEGO The Burrow - Collectors' Edition (76437) is a hefty build with plenty of detail, clocking in at 2,405 pieces. Released in 2024 as part of the Harry Potter Chamber of Secrets collection, it retails for $259.99. You get 10 minifigures in the box, which adds to the collectible appeal.
The price-per-piece works out to $0.108, which is solid for what you're getting.
This is a premium 18+ set designed for serious builders — the kind that looks great on a shelf and tends to do well on the aftermarket.
Hogwarts Castle: The Main Tower (76454)
Coming in at 2,135 pieces, the Hogwarts Castle: The Main Tower (76454) is a hefty build with plenty of detail from the Harry Potter lineup. It debuted in 2025 at $259.99. You get 12 minifigures in the box, which adds to the collectible appeal.
At $0.122 per piece, it runs a bit higher — but that often reflects larger or more specialized elements.
Licensed Harry Potter sets like this tend to attract both LEGO fans and franchise enthusiasts, which keeps demand high even after retirement.
Diagon Alley Wizarding Shops (76444)
With 2,750 pieces, the LEGO Diagon Alley Wizarding Shops (76444) is a hefty build with plenty of detail. It launched in 2025 under the Harry Potter banner at $199.99. You get 12 minifigures in the box, which adds to the collectible appeal.
At $0.073 per piece, you're getting excellent bang for your buck here.
Licensed Harry Potter sets like this tend to attract both LEGO fans and franchise enthusiasts, which keeps demand high even after retirement.
Hogwarts Castle and Grounds (76419)
With 2,660 pieces, the LEGO Hogwarts Castle and Grounds (76419) is a big build that delivers on the details. It launched in 2023 under the Harry Potter banner at $169.99. The set includes 1 minifigure, adding play and display value.
Dollar for dollar at $0.064 per piece, this is one of the better deals in Harry Potter.
Between the Harry Potter branding and the build itself, the Hogwarts Castle and Grounds has the kind of dual appeal that collectors look for.
The pattern across the ten is the same one that runs through LEGO investing generally: the retired display pieces have appreciated — the Hogwarts Express (76405) now sells around $799 against a $499.99 retail price, Diagon Alley (75978) around $680 against $449.99, and Gringotts (76417) around $795 against $429.99 — while the sets still on shelves sell at or near retail. Check the ROI column above for the live picture before you buy.
One honest note: this is a fixed top 10 of retail sets as of November 2026. Harry Potter is still an active theme, so a bigger set could join the list — this page will need updating when that happens. Promotional items are left out on purpose: the two 2018 Harry Potter mosaics (6268521, 6268522) are 2,305 pieces each, but they were giveaway items, never sold at retail. For now, these ten are the biggest retail sets the theme has ever produced.
Frequently asked questions
What is the largest LEGO Harry Potter set ever released?
Hogwarts Castle (71043), with 6,020 pieces. Released in 2018 at $469.99, with 28 minifigures.
What is the most expensive LEGO Harry Potter set?
By retail price, the Hogwarts Express – Collectors' Edition (76405) at $499.99. The largest set, Hogwarts Castle (71043), retails for $469.99. Market prices move daily — the table above shows the live picture.
How many pieces are in the 10 largest Harry Potter sets combined?
37,684 pieces, $3,439.90 at retail, with 128 minifigures across the ten.
Are the biggest Harry Potter sets good investments?
The retired ones have appreciated: the Hogwarts Express (76405) sells around $799 against a $499.99 retail price, Diagon Alley (75978) around $680 against $449.99, and Gringotts (76417) around $795 against $429.99. But past appreciation is not a promise, and big display sets need shelf space and patience. Check the ROI column live before you buy.
Will a new set change this top 10?
Possibly. This is a fixed list as of November 2026, and Harry Potter is still an active theme. If LEGO releases a bigger set, it will not appear here automatically — the list will need updating.
What about the Harry Potter mosaics — aren't they bigger than some of these?
The two 2018 promotional mosaics (6268521 Harry Potter Mosaic and 6268522 Hermione Granger Mosaic) are 2,305 pieces each, which would put them tenth on size alone. They are left out because they were bagged giveaway items — a 48x48 baseplate and 2,304 1x1 tiles, no box — handed out in Singapore and Malaysia in 2018 with a large Harry Potter purchase, and never sold at retail.