How many pieces are in the Mini Knight's Castle?

Mini Knight's Castle contains 590 pieces.

What age is the Mini Knight's Castle recommended for?

This set is recommended for ages 18+.

When was the Mini Knight's Castle released?

Mini Knight's Castle was released in 2025.

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🏛 Promotional

Set #40775

Mini Knight's Castle

Name: Mini Knight's Castle
Brand: LEGO
SKU: 40775-1
Rating: 3.8 (0 reviews)

The Mini Knight's Castle is a delightful tribute to classic LEGO Castle sets.

🏆 Best For: Ideal for AFOLs and nostalgic LEGO fans who enjoy detailed miniature builds and display pieces. ⏱ 4.5 hr build 🧩 590 pcs 🎂 Ages 18+

★★★☆☆ 3.6

Fans appreciate the nostalgic design and clever use of parts to recreate classic LEGO Castle sets in miniature. The set is praised for its display appeal and satisfying build experience, though some find the small size limiting.

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📝 Our Take

The Mini Knight's Castle is a delightful tribute to classic LEGO Castle sets. This promotional set cleverly recreates iconic designs from the 1980s and 1990s in miniature, offering a nostalgic trip for long-time LEGO fans and a charming introduction for newer enthusiasts.

This set is perfect for LEGO collectors, castle enthusiasts, and those who appreciate a detailed display piece. The build provides a satisfying experience, packing intricate details into a compact size. Its small footprint makes it easy to display on a desk or shelf.

Skip this if you prefer larger, more complex builds or prioritize play features over display. While charming, the set's small scale may not appeal to those seeking a more immersive building experience or extensive play options. Consider the larger LEGO Ideas Medieval Blacksmith (21325-1) for a more detailed and interactive castle experience.

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How does this mini castle compare to the original sets in terms of detail and accuracy? What are some creative ways to display this set alongside other LEGO castles? How does the glow-in-the-dark ghost element enhance the set's appeal? What is the expected long-term value of this promotional set?

🧱 Building Experience

🧩

590

Pieces

⏱

4.5h

Build Time

📊

Intermediate

Difficulty

📏

9cm × 12cm × 9cm

Dimensions

Build Highlights:

Intricate micro-scale recreation of classic LEGO Castle sets
Clever use of parts to capture the essence of the original designs
Glow-in-the-dark 'ghost' element adds a fun, nostalgic touch
Compact size makes it ideal for display on a desk or shelf

📈 Investment Analysis

→ Price stable

Investment Grade

⏳ Active

The Mini Knight's Castle presents a moderate investment opportunity. As a promotional set commemorating classic LEGO Castle themes, it holds appeal for collectors and fans seeking nostalgic pieces. Its limited availability and unique design contribute to its potential for appreciation. However, its smaller size and promotional nature may limit its long-term value compared to larger, more iconic sets. While it's unlikely to become a top-tier investment, it could see modest growth, especially if well-preserved and kept in its original packaging. Theme popularity will be a key factor.

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

📖 About This Set

Celebrate LEGO® heritage with this Mini Knight’s Castle (40775) model building kit. A cool medieval gift for fans aged 12 and over, this nostalgic toy features micro-scale versions of the 6073 LEGO Knight’s Castle, released in 1984, and the 6086 LEGO Black Knight’s Castle from 1992. The smaller castle opens out to form a fortress wall and includes a glow-in-the-dark ‘ghost’. This 590-piece building set also includes 2 micro-scale models of knights on horses wearing their castle’s colours.

Nostalgic toy – Create micro-scale versions of the 6073 LEGO® Knight’s Castle, released in 1984, and the 6086 LEGO Black Knight’s Castle from 1992 with this Mini Knight’s Castle set
Detailed model building kit – Both castles have flip-up gates, and the smaller castle, which opens up to form a fortress wall, has a glow-in-the-dark ‘ghost’ element in one of the towers
Knight toy – The set also includes 2 buildable micro-scale models of knights on horses, with each wearing the colours of their castle’s flag
Medieval decor – These LEGO® collectible mini build castles make a fun addition to the home decor of anyone with a passion for knights and castles, inspiring nostalgia for the 1980s and ’90s
Medieval gift for fans aged 12 and over – Give this castle building set as a birthday present, Christmas gift or anytime treat toy to boys, girls and adult fans and collectors of LEGO® sets
Dimensions – The larger mini build castle toy in this 590-piece set measures over 9 cm (3.5 in.) high, 12 cm (5 in.) wide and 9 cm (3.5 in.) deep

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This set offers a compact, nostalgic alternative to larger LEGO Castle sets like the Medieval Blacksmith (21325-1) or Lion Knights' Castle (10305-1). While lacking the play features and minifigure scale of those sets, the Mini Knight's Castle provides a charming display piece with a smaller footprint and lower price point, making it a great option for collectors with limited space or budget. The smaller size also makes it a quick and accessible build.

📦 Full Parts Inventory - 120 unique parts • 497 total pieces

Bar Holder with Clip

Part #: 11090 1× Red

Tile Special 2 x ...

Part #: 11203 1× Black

Brick Special 1 x...

Part #: 11211 4× Green

Plate 3 x 3

Part #: 11212 2× Light Bluish Gray

Sports Roller Skate

Part #: 11253 1× Light Bluish Gray

Tile Round 1 x 2

Part #: 1126 6× Light Bluish Gray

Slope Curved 2 x ...

Part #: 11477 1× Light Bluish Gray

Tile 2 x 2 Corner

Part #: 14719 2× Green

Slope Curved 2 x ...

Part #: 15068 4× Green

Panel 1 x 4 x 1 w...

Part #: 15207 1× Black

Plate 3 x 3 Cross

Part #: 15397 2× White

Plate Special 1 x...

Part #: 15573 6× Light Bluish Gray

Plate Special 1 x...

Part #: 15573 1× White

Part #: 1745 2× Light Bluish Gray

Plate Round 1 x 2...

Part #: 1745 1× Red

Tile Round 1 x 2 ...

Part #: 1748 1× Dark Bluish Gray

Plate Round Corne...

Part #: 18980 2× Green

Hinge Plate 1 x 4...

Part #: 1927 2× Light Bluish Gray

Hinge Plate 1 x 4...

Part #: 1927 2× Black

Tile Round 1 x 1 ...

Part #: 20482 1× Blue

Bar Holder with H...

Part #: 23443 2× Light Bluish Gray

Brick 2 x 2 Corner

Part #: 2357 2× Green

Plate 2 x 2 Corner

Part #: 2420 8× Light Bluish Gray

Plate 2 x 2 Corner

Part #: 2420 5× Black

Tile Round 1 x 1 ...

Part #: 24246 9× Light Bluish Gray

Tile Round 1 x 1 ...

Part #: 24246 1× Blue

Tile Round 1 x 1 ...

Part #: 24246 8× Dark Bluish Gray

Tile Round 1 x 1 ...

Part #: 24246 2× Red

Wedge Plate 2 x 2...

Part #: 24299 1× Light Bluish Gray

Wedge Plate 2 x 2...

Part #: 24307 1× Light Bluish Gray

Tile 1 x 4 with G...

Part #: 2431 4× Black

Tile 1 x 4 with G...

Part #: 2431 1× Green

Tile Round 1 x 1 ...

Part #: 25269 1× Yellow

Tile Round 1 x 1 ...

Part #: 25269 1× Light Bluish Gray

Tile Round 1 x 1 ...

Part #: 25269 1× Blue

Brick Special 1 x...

Part #: 2653 2× Black

Wedge Plate 2 x 2...

Part #: 26601 2× Light Bluish Gray

Wedge Plate 2 x 2...

Part #: 26601 2× Black

Brick Special 1 x...

Part #: 26604 2× Reddish Brown

Tile Special 2 x ...

Part #: 27263 2× Dark Bluish Gray

Slope 45° 2 x 1 w...

Part #: 28192 8× Light Bluish Gray

Slope Curved 2 x ...

Part #: 29119 2× Light Bluish Gray

Slope Curved 2 x ...

Part #: 29120 3× Green

Slope Curved 2 x ...

Part #: 29120 2× Light Bluish Gray

Brick 1 x 2

Part #: 3004 1× Dark Bluish Gray

Brick 1 x 1

Part #: 3005 2× Trans-Clear

Plate 2 x 4

Part #: 3020 1× Black

Plate 2 x 3

Part #: 3021 1× Black

Plate 2 x 3

Part #: 3021 1× Light Bluish Gray

Plate 1 x 2

Part #: 3023 15× Light Bluish Gray

Plate 1 x 2

Part #: 3023 10× Dark Bluish Gray

Plate 1 x 2

Part #: 3023 9× Black

Plate 1 x 1

Part #: 3024 1× Green

Plate 1 x 1

Part #: 3024 5× Red

Plate 1 x 1

Part #: 3024 1× Light Bluish Gray

Plate 4 x 8

Part #: 3035 4× Black

Bar 4L (Lightsabe...

Part #: 30374 1× Black

Slope 45° 2 x 1 w...

Part #: 3040b 1× Green

Part #: 3069b 2× Green

Tile 1 x 2 with G...

Part #: 3069b 2× Black

Tile 1 x 1 with G...

Part #: 3070b 2× Light Bluish Gray

Fence Lattice 1 x...

Part #: 3185 1× Black

Technic Brick 1 x...

Part #: 32000 1× Yellow

Plate Special 1 x...

Part #: 32028 1× Black

Technic Brick 1 x...

Part #: 32064a 8× Light Bluish Gray

Plate Round 1 x 1...

Part #: 32828 1× Light Bluish Gray

Plate 1 x 1 x 2/3...

Part #: 3386 8× Red

Plate 1 x 1 x 2/3...

Part #: 3386 1× Light Bluish Gray

Plate 1 x 1 x 2/3...

Part #: 3386 1× White

Plate Special 2 x...

Part #: 33909 11× Green

Plate Special 2 x...

Part #: 33909 1× Light Bluish Gray

Plate Special 2 x...

Part #: 33909 6× Black

Tile Special 2 x ...

Part #: 3396 5× Light Bluish Gray

Plate Special 1 x...

Part #: 34103 2× Black

Slope Double 45° ...

Part #: 35464 1× Black

Plate Special 1 x...

Part #: 35480 10× Yellow

Plate Special 1 x...

Part #: 35480 9× Black

Tile 45° Cut 2 x ...

Part #: 35787 2× Light Bluish Gray

Tile 45° Cut 2 x ...

Part #: 35787 2× Red

Brick 1 x 3

Part #: 3622 2× Green

Plate 1 x 3

Part #: 3623 10× Light Bluish Gray

Plate 1 x 3

Part #: 3623 2× Black

Plate 1 x 3

Part #: 3623 4× Green

Fence Lattice 1 x...

Part #: 3633 1× Light Bluish Gray

Brick Arch 1 x 4

Part #: 3659 1× Red

Plate 1 x 6

Part #: 3666 2× Black

Plate 1 x 6

Part #: 3666 2× Light Bluish Gray

Bracket 1 x 1 - 1...

Part #: 36840 8× Light Bluish Gray

Bracket 1 x 1 - 1...

Part #: 36840 4× Black

Bracket 1 x 1 - 1...

Part #: 36840 2× Reddish Brown

Bracket 1 x 1 - 1...

Part #: 36841 2× Light Bluish Gray

Weapon Dagger / K...

Part #: 37 1× Dark Bluish Gray

Technic Brick 1 x...

Part #: 3700 2× Black

Plate 1 x 4

Part #: 3710 2× Light Bluish Gray

Plate 1 x 4

Part #: 3710 8× Black

Door 1 x 3 x 1 Left

Part #: 3822 1× Black

Brick Special Arc...

Part #: 38583 1× Black

Part #: 41740 1× Dark Bluish Gray

Technic Pin 1/2

Part #: 4274 2× Light Bluish Gray

Plate Special 2 x...

Part #: 4304 7× Green

Plate Special 2 x...

Part #: 4304 1× Black

Wedge Plate 3 x 2...

Part #: 43723 1× Green

Plate Special 1 x...

Part #: 44861 2× Light Bluish Gray

Brick Curved 1 x ...

Part #: 49307 1× Black

Brick Curved 1 x ...

Part #: 49307 1× White

Tile 1 x 2 with S...

Part #: 5091 1× Dark Bluish Gray

Tile 1 x 2 with S...

Part #: 5091 2× Black

Tile 1 x 2 with S...

Part #: 5092 1× Dark Bluish Gray

Tile 1 x 2 with S...

Part #: 5092 2× Black

Brick Special 1 x...

Part #: 52107 3× Light Bluish Gray

Slope 18° 2 x 1 x...

Part #: 5404 2× Blue

Slope 30° 1 x 1 x...

Part #: 54200 1× White

Slope 30° 1 x 1 x...

Part #: 54200 1× Light Bluish Gray

Slope 30° 1 x 1 x...

Part #: 54200 1× Black

Hinge Plate 1 x 2...

Part #: 54657 1× Light Bluish Gray

Cone 1 x 1 [Top G...

Part #: 59900 1× Glow in Dark White

Cone 1 x 1 [Top G...

Part #: 59900 2× Light Bluish Gray

Cone 1 x 1 [Top G...

Part #: 59900 7× Black

Plate Special 1 x...

Part #: 60478 3× Black

Plate Special 1 x...

Part #: 60897 4× Blue

Plate Special 1 x...

Part #: 60897 3× White

Plate Special 1 x...

Part #: 60897 4× Black

Plate Special 1 x...

Part #: 61252 1× Light Bluish Gray

Hinge Brick 2 x 2...

Part #: 6134 1× Reddish Brown

Slope 18° 2 x 1 x...

Part #: 61409 1× Dark Bluish Gray

Plate Round 1 x 1...

Part #: 6141 1× Black

Bar 1 x 4 x 3 [En...

Part #: 62113 1× Dark Bluish Gray

Panel 1 x 1 x 1 C...

Part #: 6231 4× Light Bluish Gray

Plate Special 1 x...

Part #: 63868 1× Light Bluish Gray

Animal Body Part,...

Part #: 64847 1× Black

Animal Body Part,...

Part #: 64847 1× White

Technic Brick 1 x...

Part #: 6541 2× Light Bluish Gray

Tile Special 2 x ...

Part #: 65886 1× Black

Tile 1 x 6 with G...

Part #: 6636 3× Black

Brick Round, Half...

Part #: 68013 2× Black

Plate Round Corne...

Part #: 68568 3× Light Bluish Gray

Tile 2 x 6

Part #: 69729 2× Green

Technic Brick 1 x...

Part #: 73230 9× Black

Technic Brick 1 x...

Part #: 73230 7× Light Bluish Gray

Bracket 1 x 1 - 1...

Part #: 73825 2× Light Bluish Gray

Bracket 1 x 1 - 1...

Part #: 73825 6× Black

Plate 3 x 3 Corner

Part #: 77844 6× Black

Plate Special 1 x...

Part #: 77850 4× Light Bluish Gray

Plate Special 1 x...

Part #: 77850 2× Dark Bluish Gray

Bar 2L with Stop ...

Part #: 78258 1× Black

Plate 1 x 5

Part #: 78329 1× Light Bluish Gray

Bracket 1 x 1 - 1...

Part #: 79389 6× Black

Plate Round 1 x 1...

Part #: 85861 1× Red

Plate Round 1 x 1...

Part #: 85861 1× White

Plate Round 1 x 1...

Part #: 85861 14× Light Bluish Gray

Plate Round 1 x 1...

Part #: 85861 1× Dark Bluish Gray

Slope 30° 1 x 2 x...

Part #: 85984 4× Black

Slope 30° 1 x 2 x...

Part #: 85984 5× Green

Slope 30° 1 x 2 x...

Part #: 85984 3× Red

Plate 1 x 1 x 2/3...

Part #: 86996 3× Black

Plate 1 x 1 x 2/3...

Part #: 86996 3× Blue

Brick Special 1 x...

Part #: 87087 2× Red

Brick Special 1 x...

Part #: 87087 4× Black

Wedge 2 x 2 Facet

Part #: 87620 4× Black

Headwear Accessor...

Part #: 87693 1× Red

Bar 3L

Part #: 87994 1× Dark Bluish Gray

Bar 3L

Part #: 87994 2× Black

Plate Special 3 x...

Part #: 88646 1× Light Bluish Gray

Technic Pin 1/2 w...

Part #: 89678 4× Dark Bluish Gray

Bracket 1 x 2 - 2...

Part #: 93274 1× Black

Tile Round 1 x 1

Part #: 98138 1× Black

Tile Round 1 x 1

Part #: 98138 1× Light Bluish Gray

Tile Special 1 x ...

Part #: 99563 2× Black

Tile Special 1 x ...

Part #: 99563 3× Light Bluish Gray

This set offers a good selection of Light Bluish Gray and Black plates and tiles, useful for micro-scale building and detailing. The Green Plate Special 2 x 2 with Only 2 studs can be handy for creating unique textures and patterns.

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📖 Building Instructions 4

BI 3105, 56, 40775 V29 1/2

Download PDF

BI 3105, 56, 40775 V39 1/2

Download PDF

BI 3105, 128+4, 40775 V29 2/2

Download PDF

BI 3105, 128+4, 40775 V39 2/2

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Inventory Statistics

120

Unique Parts

497

Total Pieces

Minifigures

Inventory Version: 1

A Medieval Throwback!
Build the Mini Knight's Castle

What's hot this week

Mini Knight's Castle

📝 Our Take

Ask BlockTalk about this set

🧱 Building Experience

📈 Investment Analysis

📖 About This Set

⚖ Compare Similar Sets

📦 Full Parts Inventory - 120 unique parts • 497 total pieces

🛒 Where to Buy

💎 Notable Parts

💡 MOC Potential

📰 Set News

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