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.

Before you buy

Who it's for
Beginner build Perfect for younger Harry Potter fans and collectors looking for a quick, enjoyable build
Build
209 pieces · about 2 hours Build time is an estimate.
Price
$19.99 list price · 9.6¢ per piece
Availability
Likely retired
★★★☆☆ 3.7 community rating from 58 ratings

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

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

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

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI
🧩
209
Pieces
⏱
2h
Estimated 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

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI
↑ Trending up since release
B+
Investment Grade
⏳ Retired
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.

📦 Parts Inventory

Official piece count
209
Parts cataloged in this inventory
75 unique parts, 203 pieces
Minifigures
2

LEGO counts 209 pieces. This inventory comes from a separate parts catalog and lists 211, including the 8 parts inside the minifigures; the two do not always count the same elements, so their totals differ. Spare parts are counted in neither figure.

Equipment Goblet / Glass Equipment Goblet ...
Part #: 2343 1× Trans-Green
Brick 2 x 2 Corner Brick 2 x 2 Corner
Part #: 2357 2× Black
Panel 1 x 2 x 3 [Hollow Studs] Panel 1 x 2 x 3 [...
Part #: 2362b 2× Black
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 1× Black
Brick 1 x 1 x 5 with Blocked Open or Hollow Stud Brick 1 x 1 x 5 w...
Part #: 2453a 1× 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 1× Black
Plate Special 1 x 2 Side Handle [Free Ends] Plate Special 1 x...
Part #: 2540 1× Dark Blue
Brick Special 1 x 4 with Groove Brick Special 1 x...
Part #: 2653 2× Black
Brick 2 x 2 Brick 2 x 2
Part #: 3003 2× Sand Blue
Brick 1 x 2 Brick 1 x 2
Part #: 3004 6× Black
Brick 1 x 2 Brick 1 x 2
Part #: 3004 5× Sand Blue
Brick 1 x 1 Brick 1 x 1
Part #: 3005 6× Dark Gray
Brick 1 x 1 with Angry Eye Right / Sad Eye Left Print Brick 1 x 1 with ...
Part #: 3005pr9994 1× Light Gray
Brick 1 x 1 with Angry Eye Left / Sad Eye Right Print Brick 1 x 1 with ...
Part #: 3005pr9995 1× Light Gray
Brick 1 x 6 Brick 1 x 6
Part #: 3009 1× Black
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 1× Trans-Red
Rock 1 x 1 Jewel / Gem 24 Facet Rock 1 x 1 Jewel ...
Part #: 30153 1× Trans-Purple
Equipment Sextant Equipment Sextant
Part #: 30154 1× Black
Window Bay 3 x 8 x 6 with Trans-Brown Glass Window Bay 3 x 8 ...
Part #: 30185c01 1× Black
Plate 2 x 4 Plate 2 x 4
Part #: 3020 2× Dark Gray
Plate 2 x 4 Plate 2 x 4
Part #: 3020 3× Sand Blue
Plate 2 x 4 Plate 2 x 4
Part #: 3020 1× Dark Blue
Plate 2 x 3 Plate 2 x 3
Part #: 3021 1× Sand Blue
Plate 2 x 2 Plate 2 x 2
Part #: 3022 4× Sand Blue
Plate 2 x 2 Plate 2 x 2
Part #: 3022 3× Dark Blue
Plate 2 x 2 Plate 2 x 2
Part #: 3022 1× Dark Gray
Plate 1 x 2 Plate 1 x 2
Part #: 3023 3× Sand Blue
Plate 1 x 2 Plate 1 x 2
Part #: 3023 1× Dark Gray
Insect, Spider Insect, Spider
Part #: 30238 1× Trans-Neon Green
Plate 1 x 1 Plate 1 x 1
Part #: 3024 2× Sand Blue
Plate 4 x 4 Plate 4 x 4
Part #: 3031 1× Black
Plate 4 x 8 Plate 4 x 8
Part #: 3035 2× Dark Gray
Plate Round Corner 3 x 3 Plate Round Corne...
Part #: 30357 2× Sand Blue
Brick Sloped 45° 2 x 4 Brick Sloped 45° ...
Part #: 3037 2× Black
Brick Sloped 45° 2 x 2 Brick Sloped 45° ...
Part #: 3039 8× Dark Gray
Brick Sloped 45° 2 x 2 with Sand Green Cash Register Print Brick Sloped 45° ...
Part #: 3039pr9966 1× Tan
Brick Sloped 45° 2 x 1 with Bottom Pin Brick Sloped 45° ...
Part #: 3040b 4× Black
Brick Sloped 45° 2 x 1 with Bottom Pin Brick Sloped 45° ...
Part #: 3040b 3× Dark Gray
Brick Sloped 45° 2 x 2 Double Convex Brick Sloped 45° ...
Part #: 3045 3× Dark Blue
Brick Sloped 45° 2 x 2 Double Convex Brick Sloped 45° ...
Part #: 3045 1× Dark Gray
Wedge Plate 8 x 8 Cut Corner Wedge Plate 8 x 8...
Part #: 30504 1× Dark Gray
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b 6× Sand Blue
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b 1× Trans-Red
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b 18× Black
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b 3× Black
Tile 1 x 2 with Spider and Bag Print Tile 1 x 2 with S...
Part #: 3069bpr0120 1× White
Tile 1 x 2 with Spooky Green Hand Print Tile 1 x 2 with S...
Part #: 3069bpr0181 1× Light Gray
Tile 1 x 1 with Groove Tile 1 x 1 with G...
Part #: 3070b 2× Black
Plate Special 1 x 2 with Door Rail Plate Special 1 x...
Part #: 32028 4× Black
Brick Sloped 33° 3 x 4 Brick Sloped 33° ...
Part #: 3297 1× Black
Brick Sloped 33° 2 x 2 Double Brick Sloped 33° ...
Part #: 3300 1× Black
Brick Arch 1 x 6 Brick Arch 1 x 6
Part #: 3455 3× Black
Plate 1 x 8 Plate 1 x 8
Part #: 3460 2× Dark Blue
Plate 1 x 3 Plate 1 x 3
Part #: 3623 4× Sand Blue
Plate 1 x 3 Plate 1 x 3
Part #: 3623 2× Light Gray
Minifig Head Skeleton, Evil Skull Print Minifig Head Skel...
Part #: 3626bpr0190 2× White
Minifig Head (No Face), Purple Brain Print Minifig Head (No ...
Part #: 3626bpr0311 1× Trans-Clear
Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Brick Sloped Inve...
Part #: 3660 8× Sand Blue
Brick Sloped Inverted 45° 2 x 1 Brick Sloped Inve...
Part #: 3665 2× Sand Blue
Plate 1 x 6 Plate 1 x 6
Part #: 3666 1× Dark Blue
Plate 1 x 6 Plate 1 x 6
Part #: 3666 2× Sand Blue
Brick Sloped 75° 2 x 2 x 3 [Hollow Studs] Brick Sloped 75° ...
Part #: 3684 2× Black
Brick Sloped 75° 2 x 2 x 2 Quadruple Convex Brick Sloped 75° ...
Part #: 3688 1× Black
Plate 1 x 4 Plate 1 x 4
Part #: 3710 3× Sand Blue
Plate Special 1 x 2 with 1 Stud without Groove (Jumper) Plate Special 1 x...
Part #: 3794a 2× Black
Plate 2 x 6 Plate 2 x 6
Part #: 3795 3× Sand Blue
Hinge Brick 1 x 4 [Upper] Hinge Brick 1 x 4...
Part #: 3830 1× Black
Hinge Brick 1 x 4 [Lower] Hinge Brick 1 x 4...
Part #: 3831 1× Black
Hinge Brick 1 x 2 Base Hinge Brick 1 x 2...
Part #: 3937 3× Light Gray
Hinge Brick 1 x 2 Top Plate Thin Hinge Brick 1 x 2...
Part #: 3938 1× Black
Plate 6 x 6 Plate 6 x 6
Part #: 3958 1× Dark Gray
Animal, Bird, Owl Large, Rounded Features Animal, Bird, Owl...
Part #: 40232 2× Dark Gray
Plate 8 x 8 Plate 8 x 8
Part #: 41539 2× Dark Gray
Panel 1 x 4 x 3 [Hollow Studs] Panel 1 x 4 x 3 [...
Part #: 4215b 2× Black
Hinge Plate 1 x 2 Locking with 1 Finger On End, with Groove Hinge Plate 1 x 2...
Part #: 44301a 2× Dark Gray
Hinge Plate 1 x 2 Locking with 2 Fingers On End, with Groove, 9 Teeth Hinge Plate 1 x 2...
Part #: 44302a 2× Black
Hinge Plate 1 x 2 Locking with 1 Finger on Side, with Groove Hinge Plate 1 x 2...
Part #: 44567a 1× Dark Gray
Brick Sloped 75° 2 x 1 x 3 with Open Stud Brick Sloped 75° ...
Part #: 4460a 2× Black
Bracket 1 x 2 - 2 x 2 Bracket 1 x 2 - 2...
Part #: 44728 1× Light Gray
Brick Arch 1 x 3 Brick Arch 1 x 3
Part #: 4490 2× Dark Gray
Cone 1 x 1 [No Top Groove] Cone 1 x 1 [No To...
Part #: 4589 2× Trans-Neon Green
Cone 1 x 1 [No Top Groove] Cone 1 x 1 [No To...
Part #: 4589 1× Trans-Dark Blue
Bar 1 x 3 [Clip / Anti-Stud] Bar 1 x 3 [Clip /...
Part #: 4735 2× Black
Panel 1 x 2 x 1 [Square Corners] Panel 1 x 2 x 1 [...
Part #: 4865a 2× Black
Wave / Flame Rounded with Base Pegs Wave / Flame Roun...
Part #: 6126a 2× Trans-Neon Orange
Hinge Brick 2 x 2 Top Plate Thin Hinge Brick 2 x 2...
Part #: 6134 2× Red
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 1× Trans-Red
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 3× Trans-Green
Plate Special 4 x 4, Studs on One Edge Plain] Plate Special 4 x...
Part #: 6179 1× Dark Gray
Brick Arch 1 x 6 x 2 Curved Top Brick Arch 1 x 6 ...
Part #: 6183 1× 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
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$64.93
BrickLink
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$119.99
BrickEconomy
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$158.00
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💎 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
209
Official Piece Count
203
Cataloged Inventory Pieces
2
Minifigures
3
Spare Parts

LEGO counts 209 pieces. This inventory comes from a separate parts catalog and lists 211, including the 8 parts inside the minifigures; the two do not always count the same elements, so their totals differ. Spare parts are counted in neither figure.

Inventory Version: 1

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