Venture into the Shadows!
Classic Knockturn Alley from 2003

Revisit the darker side of the wizarding world with this vintage Harry Potter set. Featuring 211 pieces, build Borgin and Burkes and recreate Harry's accidental arrival via the Floo Network!

🏛 Harry Potter
Set #4720

Knockturn Alley

Knockturn Alley is a delightfully dark corner of the LEGO Harry Potter world.

🏆 Best For: Perfect for younger Harry Potter fans and collectors looking for a quick, enjoyable build ⏱ 2 hr build 🧩 211 pcs
★★★☆☆ 3.8 from 6 reviews

Fans appreciate Knockturn Alley for its unique aesthetic and accurate depiction of the Harry Potter location. Some find the build relatively simple, but most agree that it's a worthwhile addition to a Harry Potter collection, especially for its distinctive color scheme.

📝 Our Take

Knockturn Alley is a delightfully dark corner of the LEGO Harry Potter world. This set perfectly captures the shady atmosphere of the wizarding shopping district with its distinctive architecture and color palette, making it a unique addition to any Harry Potter collection.

This set is perfect for Harry Potter fans looking to expand their Diagon Alley. The build is straightforward, making it accessible to younger builders while still offering enough detail to satisfy adult collectors. It's a great display piece that adds character to any LEGO shelf.

Skip this if you prefer larger, more complex builds or are not a fan of the darker side of the wizarding world. Consider sets like Diagon Alley (75978-1) for a more comprehensive shopping experience or Hogwarts Castle (71043-1) for a grander building project.

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🧱 Building Experience

🧩
211
Pieces
2h
Build Time
📊
Beginner
Difficulty
Build Highlights:
  • Unique Sand Blue color scheme captures the essence of Knockturn Alley
  • Simple yet effective building techniques create a distinctive architectural style
  • Incorporates fun details like the Borgin and Burkes shop sign
  • Easy to integrate with other Harry Potter sets for expanded play

📈 Investment Analysis

↑ Trending up since release
B+
Investment Grade
⏳ Appreciating
Knockturn Alley, released in 2003, has shown steady appreciation as a retired Harry Potter set. Its relatively low piece count and original MSRP make it an accessible entry point for collectors. The set's unique color scheme and association with a memorable location in the Harry Potter universe contribute to its desirability. While not the most spectacular set, its increasing price trend suggests solid long-term investment potential. However, fluctuations in the market and the potential for future re-releases should be considered.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

Compare Similar Sets

Knockturn Alley offers a unique, darker contrast to the brighter Diagon Alley sets. While Diagon Alley (75978-1) is a much larger and more detailed set, Knockturn Alley provides a more compact and affordable way to represent this iconic location. Collectors might choose Knockturn Alley for its distinctive aesthetic and manageable size, while those seeking a grand display piece may prefer the larger Diagon Alley.

2 Minifigures Included

The set includes Lucius Malfoy and Harry Potter minifigures. Lucius Malfoy is a desirable figure due to his association with the darker side of the wizarding world.

📦 Full Parts Inventory - 75 unique parts • 200 total pieces

Equipment Goblet / Glass Equipment Goblet ...
Part #: 2343 Trans-Green
Brick 2 x 2 Corner Brick 2 x 2 Corner
Part #: 2357 Black
Panel 1 x 2 x 3 [Hollow Studs] Panel 1 x 2 x 3 [...
Part #: 2362b Black
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 Black
Brick 1 x 1 x 5 with Blocked Open or Hollow Stud Brick 1 x 1 x 5 w...
Part #: 2453a Black
Brick 1 x 2 x 5 with Blocked Open Studs and Bottom Stud Holder with Asymmetric Ridges Brick 1 x 2 x 5 w...
Part #: 2454a Black
Plate Special 1 x 2 Side Handle [Free Ends] Plate Special 1 x...
Part #: 2540 Dark Blue
Brick Special 1 x 4 with Groove Brick Special 1 x...
Part #: 2653 Black
Brick 2 x 2 Brick 2 x 2
Part #: 3003 Sand Blue
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Black
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Sand Blue
Brick 1 x 1 Brick 1 x 1
Part #: 3005 Dark Gray
Brick 1 x 1 with Angry Eye Right / Sad Eye Left Print Brick 1 x 1 with ...
Part #: 3005pr9994 Light Gray
Brick 1 x 1 with Angry Eye Left / Sad Eye Right Print Brick 1 x 1 with ...
Part #: 3005pr9995 Light Gray
Brick 1 x 6 Brick 1 x 6
Part #: 3009 Black
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 Trans-Purple
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 Trans-Red
Equipment Sextant Equipment Sextant
Part #: 30154 Black
Window Bay 3 x 8 x 6 with Trans-Brown Glass Window Bay 3 x 8 ...
Part #: 30185c01 Black
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Dark Gray
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Dark Blue
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Sand Blue
Plate 2 x 3 Plate 2 x 3
Part #: 3021 Sand Blue
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Sand Blue
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Dark Gray
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Dark Blue
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Sand Blue
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Dark Gray
Insect, Spider Insect, Spider
Part #: 30238 Trans-Neon Green
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Sand Blue
Plate 4 x 4 Plate 4 x 4
Part #: 3031 Black
Plate 4 x 8 Plate 4 x 8
Part #: 3035 Dark Gray
Plate Round Corner 3 x 3 Plate Round Corne...
Part #: 30357 Sand Blue
Slope 45° 2 x 4 Slope 45° 2 x 4
Part #: 3037 Black
Slope 45° 2 x 2 Slope 45° 2 x 2
Part #: 3039 Dark Gray
Slope 45° 2 x 2 with Sand Green Cash Register Print Slope 45° 2 x 2 w...
Part #: 3039pr9966 Tan
Slope 45° 2 x 1 with Bottom Pin Slope 45° 2 x 1 w...
Part #: 3040b Black
Slope 45° 2 x 1 with Bottom Pin Slope 45° 2 x 1 w...
Part #: 3040b Dark Gray
Slope 45° 2 x 2 Double Convex Slope 45° 2 x 2 D...
Part #: 3045 Dark Blue
Slope 45° 2 x 2 Double Convex Slope 45° 2 x 2 D...
Part #: 3045 Dark Gray
Wedge Plate 8 x 8 Cut Corner Wedge Plate 8 x 8...
Part #: 30504 Dark Gray
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b 18× Black
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Sand Blue
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Trans-Red
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Black
Tile 1 x 2 with Spider and Bag Print Tile 1 x 2 with S...
Part #: 3069bpr0120 White
Tile 1 x 2 with Spooky Green Hand Print Tile 1 x 2 with S...
Part #: 3069bpr0181 Light Gray
Tile 1 x 1 with Groove Tile 1 x 1 with G...
Part #: 3070b Black
Plate Special 1 x 2 with Door Rail Plate Special 1 x...
Part #: 32028 Black
Slope 33° 3 x 4 Slope 33° 3 x 4
Part #: 3297 Black
Slope 33° 2 x 2 Double Slope 33° 2 x 2 D...
Part #: 3300 Black
Brick Arch 1 x 6 Brick Arch 1 x 6
Part #: 3455 Black
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Dark Blue
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Sand Blue
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Light Gray
Minifig Head Skeleton, Evil Skull Print Minifig Head Skel...
Part #: 3626bpr0190 White
Minifig Head (No Face), Purple Brain Print Minifig Head (No ...
Part #: 3626bpr0311 Trans-Clear
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Slope Inverted 45...
Part #: 3660 Sand Blue
Slope Inverted 45° 2 x 1 Slope Inverted 45...
Part #: 3665 Sand Blue
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Dark Blue
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Sand Blue
Slope 75° 2 x 2 x 3 [Hollow Studs] Slope 75° 2 x 2 x...
Part #: 3684 Black
Slope 75° 2 x 2 x 2 Quadruple Convex Slope 75° 2 x 2 x...
Part #: 3688 Black
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Sand Blue
Plate Special 1 x 2 with 1 Stud without Groove (Jumper) Plate Special 1 x...
Part #: 3794a Black
Plate 2 x 6 Plate 2 x 6
Part #: 3795 Sand Blue
Hinge Brick 1 x 4 [Upper] Hinge Brick 1 x 4...
Part #: 3830 Black
Hinge Brick 1 x 4 [Lower] Hinge Brick 1 x 4...
Part #: 3831 Black
Hinge Brick 1 x 2 Base Hinge Brick 1 x 2...
Part #: 3937 Light Gray
Hinge Brick 1 x 2 Top Plate Thin Hinge Brick 1 x 2...
Part #: 3938 Black
Plate 6 x 6 Plate 6 x 6
Part #: 3958 Dark Gray
Animal, Bird, Owl Large, Rounded Features Animal, Bird, Owl...
Part #: 40232 Dark Gray
Plate 8 x 8 Plate 8 x 8
Part #: 41539 Dark Gray
Panel 1 x 4 x 3 [Hollow Studs] Panel 1 x 4 x 3 [...
Part #: 4215b Black
Hinge Plate 1 x 2 Locking with 1 Finger On End, with Groove Hinge Plate 1 x 2...
Part #: 44301a Dark Gray
Hinge Plate 1 x 2 Locking with 2 Fingers On End, with Groove, 9 Teeth Hinge Plate 1 x 2...
Part #: 44302a Black
Hinge Plate 1 x 2 Locking with 1 Finger on Side, with Groove Hinge Plate 1 x 2...
Part #: 44567a Dark Gray
Slope 75° 2 x 1 x 3 with Open Stud Slope 75° 2 x 1 x...
Part #: 4460a Black
Bracket 1 x 2 - 2 x 2 Bracket 1 x 2 - 2...
Part #: 44728 Light Gray
Brick Arch 1 x 3 Brick Arch 1 x 3
Part #: 4490 Dark Gray
Cone 1 x 1 [No Top Groove] Cone 1 x 1 [No To...
Part #: 4589 Trans-Neon Green
Cone 1 x 1 [No Top Groove] Cone 1 x 1 [No To...
Part #: 4589 Trans-Dark Blue
Bar 1 x 3 [Clip / Anti-Stud] Bar 1 x 3 [Clip /...
Part #: 4735 Black
Panel 1 x 2 x 1 [Square Corners] Panel 1 x 2 x 1 [...
Part #: 4865a Black
Wave / Flame Rounded with Base Pegs Wave / Flame Roun...
Part #: 6126a Trans-Neon Orange
Hinge Brick 2 x 2 Top Plate Thin Hinge Brick 2 x 2...
Part #: 6134 Red
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Trans-Green
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Trans-Red
Plate Special 4 x 4 with Studs on One Edge [Plain] Plate Special 4 x...
Part #: 6179 Dark Gray
Brick Arch 1 x 6 x 2 Curved Top Brick Arch 1 x 6 ...
Part #: 6183 Black
The set features a significant amount of Sand Blue elements, a color that is somewhat uncommon and useful for MOC builders looking to create unique architectural designs.

🛒 Where to Buy

BrickOwl
✓ In Stock
$64.93
BrickLink
✓ In Stock
$119.99
BrickEconomy
✓ In Stock
$158.00
eBay
Amazon

💎 Notable Parts

Black Brick Round 1 x 1 Open Stud (18x) $0.90
Sand Blue Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] (8x) $1.20
Sand Blue Brick Round 1 x 1 Open Stud (6x) $0.60
Black Brick Arch 1 x 6 (3x) $0.45
Est. BrickLink Part Value
$3.15

💡 MOC Potential

🧙 Expand Borgin and Burkes with more interior details
🏙 Create a larger, modular Knockturn Alley street scene
🏰 Design a spooky, wizard-themed castle addition

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📖 Building Instructions 1

Knockturn Alley Instructions
BUILDING INSTRUCTION 4720
Download PDF

Charts Inventory Statistics

75
Unique Parts
200
Total Pieces
2
Minifigures
Inventory Version: 1