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

Royal Knight's Castle contains 764 pieces.

When was the Royal Knight's Castle released?

Royal Knight's Castle was released in 1995.

Breaking News

Tips for putting sets in storage?

r/lego • about 21 hours ago

Got a mail for insiders day and couldn't pass on the free microscale gray castle.

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Building a Battlefield: LEGO Battles in the Brassbound Universe

BrickNerd • 1 day ago

🏛 Royal Knights

Set #6090

Royal Knight's Castle

Royal Knight's Castle is the absolute crown jewel of 1990s LEGO Castle design.

Before you buy

Who it's for: Intermediate build Perfect for nostalgic adult fans and collectors who love classic 90s medieval construction techniques.
Build: 764 pieces · about 4.5 hours Build time is an estimate.
Price: $94.99 list price · 12.4¢ per piece
Availability: Likely retired

★★★★☆ 4.5 community rating

Fans universally praise the set's nostalgic charm, stunning gatehouse design, and incredible minifigure variety, though collectors note that secondary market prices have skyrocketed.

$94.99

Best Price

$85.49

You Save

10% OFF

📝 Our Take

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

Royal Knight's Castle is the absolute crown jewel of 1990s LEGO Castle design. With a towering gatehouse, working drawbridge, secret passages, and an impressive royal faction, this set defines the golden era of medieval LEGO building.

This set is perfect for nostalgic 90s kids, castle collectors, and AFOLs seeking peak medieval architecture. Building it delivers an unmatched wave of pure childhood wonder, anchored by classic hinges and traditional wall-building techniques that look fantastic on display.

Skip this if you are strictly hunting for modern building techniques or have a tight budget. Because it has been retired for decades, secondary market prices are steep, so modern fantasy fans might prefer newer castle releases instead.

✨ New

Ask BlockTalk about this set

AI assistant with full set data

BlockTalk

Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the Royal Knight's Castle - building tips, investment potential, comparisons, or anything else!

Try asking:

What makes Royal Knight's Castle 6090 one of the most iconic sets of the 1990s? How does the secondary market value of 6090 compare to modern castle releases? What unique minifigures and printed elements are included in this classic set? How do the hinged wall sections improve the overall play and display experience?

🧱 Building Experience

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

🧩

764

Pieces

⏱

4.5h

Estimated Build Time

📊

Intermediate

Difficulty

Build Highlights:

Classic hinged wall panels that open up for full interior play access
Authentic working drawbridge mechanism operated by a winch
Charming printed lion shields and vintage horse barding elements
A wonderfully detailed roof skylight and multi-level throne room setup

📈 Investment Analysis

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

↑ Trending up since release

A+

Investment Grade

⏳ Retired

Royal Knight's Castle is an absolute titan in the vintage LEGO investment space. As the flagship set of the 1995 Royal Knights subtheme, it commands massive nostalgic appeal from collectors who grew up in the golden age of Castle. With a robust piece count of 763 elements and a stellar lineup of 11 minifigures—including the iconic King and multiple knights—demand consistently far outpaces supply. Looking at its market trajectory, prices have steadily climbed into the thousands for complete or sealed specimens.

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

⚖ Compare Similar Sets

Lion Knights' Castle

Classic Castle • 4,514 pcs

$399.99

Black Monarch's Castle

Castle • 575 pcs

$249.99

Black Monarch's Ghost

Castle • 668 pcs

$220.00

Compared to smaller 90s castle sets like the Dark Forest Fortress or Wolfpack Tower, Royal Knight's Castle offers a much grander scale, a fully realized gatehouse, and a massive king's contingent. While modern equivalents like the Lion Knights' Castle (10305) dwarf it in piece count and modern building complexity, 6090 remains superior in pure nostalgic charm and classic hinged playability.

11 Minifigures Included

Knight (Scale Mail on Red) - Blue Arms, Blue Legs, Black Neck-Protector

2x included

Knight (Royal Knights) - Black Legs, Dark Gray Neck-Protector

2x included

Archer (Royal Knights) - Red Legs

2x included

Knight (Scale Mail on Red) - Black Arms, Blue Legs, White Plume

5 parts

Skeleton, Standard Face, Ball Joint Arms (3626b Head)

6 parts

Ghost - Glow in the Dark, Brick Built Legs, 3626b

5 parts

B+

King (Royal Knights) - Blue Legs, Blue Hips, Cape

6 parts

A-

Knight (Royal Knights) - Black Legs, Red Helmet, Red Plume

6 parts

B+

An incredible lineup of 11 minifigures featuring the Royal King with his signature cape, multiple armed knights with unique scale mail prints, an archer, a glow-in-the-dark ghost, and skeleton figures.

📦 Parts Inventory

Official piece count: 764
Parts cataloged in this inventory: 134 unique parts, 709 pieces
Minifigures: 11

LEGO counts 764 pieces. This inventory comes from a separate parts catalog and lists 763, including the 54 parts inside the minifigures; the two do not always count the same elements, so their totals differ. Spare parts are counted in neither figure.

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Brick Arch 1 x 5 ...

Part #: 2339 6× Light Gray

Equipment Goblet ...

Part #: 2343 1× Yellow

Panel 3 x 3 x 6 C...

Part #: 2345 3× Black

Brick 2 x 2 Corner

Part #: 2357 5× Black

Brick 2 x 2 Corner

Part #: 2357 13× Light Gray

Door, Gate 1 x 5 ...

Part #: 2400 2× Brown

Plate 2 x 2 Corner

Part #: 2420 7× Light Gray

Plate 2 x 2 Corner

Part #: 2420 3× Black

Tile 1 x 4 with G...

Part #: 2431 1× Black

Tile 1 x 4 with G...

Part #: 2431 1× Light Gray

Bracket 1 x 2 - 1...

Part #: 2436 1× Black

Plate Special 2 x...

Part #: 2444 4× Black

Plate 2 x 12

Part #: 2445 4× Light Gray

Brick Sloped Inve...

Part #: 2449 6× Light Gray

Brick 1 x 1 x 5 w...

Part #: 2453a 6× Light Gray

Brick 1 x 2 x 5 w...

Part #: 2454a 4× Light Gray

Brick 1 x 2 x 5 w...

Part #: 2454a 4× Black

Brick 2 x 6

Part #: 2456 1× Light Gray

Brick Special 1 x...

Part #: 2458 4× Light Gray

Barrel 2 x 2 x 2

Part #: 2489 1× Brown

Animal / Creature...

Part #: 2490pr0009 1× Red

Plate Special 1 x...

Part #: 2540 2× Black

Door, Gate 1 x 3 ...

Part #: 2554 2× Brown

Tile Special 1 x ...

Part #: 2555 3× Black

Weapon Crossbow a...

Part #: 2570 3× Dark Gray

Shield Ovoid with...

Part #: 2586pr0013 5× White

Technic Slope Sho...

Part #: 2743 1× Black

Brick 2 x 4

Part #: 3001 1× Light Gray

Brick 2 x 3

Part #: 3002 5× Light Gray

Brick 2 x 2

Part #: 3003 6× Light Gray

Brick 1 x 2

Part #: 3004 1× Brown

Brick 1 x 2

Part #: 3004 22× Black

Brick 1 x 2

Part #: 3004 33× Light Gray

Brick 1 x 2

Part #: 3004 1× White

Brick 1 x 2

Part #: 3004 1× Red

Brick 1 x 1

Part #: 3005 19× Black

Brick 1 x 1

Part #: 3005 30× Light Gray

Brick 2 x 8

Part #: 3007 1× Light Gray

Brick 1 x 8

Part #: 3008 2× Black

Brick 1 x 8

Part #: 3008 2× Light Gray

Brick 1 x 6

Part #: 3009 2× Light Gray

Brick 1 x 6

Part #: 3009 3× Black

Brick 1 x 4

Part #: 3010 6× Black

Brick 1 x 4

Part #: 3010 3× Light Gray

Plate 2 x 4

Part #: 3020 7× Light Gray

Plate 2 x 4

Part #: 3020 2× Blue

Plate 2 x 3

Part #: 3021 2× Light Gray

Plate 2 x 2

Part #: 3022 8× Black

Plate 2 x 2

Part #: 3022 4× Light Gray

Plate 1 x 2

Part #: 3023 12× Light Gray

Plate 1 x 2

Part #: 3023 1× Brown

Plate 1 x 2

Part #: 3023 1× Red

Plate 1 x 2

Part #: 3023 1× White

Plate 1 x 2

Part #: 3023 10× Black

Plate 1 x 1

Part #: 3024 4× Black

Plate 1 x 1

Part #: 3024 6× Light Gray

Plate 4 x 12

Part #: 3029 1× Light Gray

Plate 4 x 12

Part #: 3029 2× Black

Plate 4 x 10

Part #: 3030 1× Black

Plate 4 x 4

Part #: 3031 1× Light Gray

Plate 4 x 6

Part #: 3032 2× Black

Plate 4 x 6

Part #: 3032 2× Light Gray

Plate 2 x 8

Part #: 3034 1× Black

Part #: 3040b 4× Light Gray

Brick Sloped 45° ...

Part #: 3040b 2× Black

Part #: 3062b 4× Light Gray

Brick Round Corne...

Part #: 3063b 4× Light Gray

Tile 2 x 2 with G...

Part #: 3068b 1× White

Tile 1 x 2 with G...

Part #: 3069b 1× Light Gray

Brick Arch 1 x 6 ...

Part #: 3307 5× Light Gray

Brick Arch 1 x 8 x 2

Part #: 3308 3× Light Gray

Turntable 4 x 4 S...

Part #: 3403 1× Black

Turntable 4 x 4 Top

Part #: 3404 1× Black

Brick Arch 1 x 6

Part #: 3455 1× Light Gray

Plate 6 x 14

Part #: 3456 2× Black

Plate 1 x 8

Part #: 3460 3× Light Gray

Plate 1 x 8

Part #: 3460 3× Black

Brick Special 1 x...

Part #: 3581 4× Light Gray

Brick 1 x 3

Part #: 3622 17× Light Gray

Brick 1 x 3

Part #: 3622 7× Black

Plate 1 x 3

Part #: 3623 5× Black

Plate 1 x 3

Part #: 3623 2× Red

Plate 1 x 3

Part #: 3623 3× Light Gray

Brick Arch 1 x 4

Part #: 3659 9× Light Gray

Brick Arch 1 x 4

Part #: 3659 2× Dark Gray

Brick Arch 1 x 4

Part #: 3659 7× Black

Brick Sloped Inve...

Part #: 3660 25× Dark Gray

Brick Sloped Inve...

Part #: 3665 2× Black

Brick Sloped Inve...

Part #: 3665 8× Light Gray

Plate 1 x 6

Part #: 3666 1× Black

Plate 1 x 6

Part #: 3666 3× Light Gray

Technic Pin witho...

Part #: 3673 1× Light Gray

Brick Sloped 75° ...

Part #: 3688 5× Blue

Technic Brick 1 x...

Part #: 3700 5× Light Gray

Technic Brick 1 x...

Part #: 3700 2× Black

Technic Axle 4

Part #: 3705 1× Black

Plate 1 x 4

Part #: 3710 6× Black

Plate 1 x 4

Part #: 3710 10× Light Gray

Technic Bush

Part #: 3713 1× Light Gray

Plate Special 1 x...

Part #: 3794a 2× Light Gray

Plate 2 x 6

Part #: 3795 1× Light Gray

Plate 2 x 10

Part #: 3832 2× Light Gray

Shield Triangular...

Part #: 3846pr0023 8× White

Weapon Sword / Sh...

Part #: 3847 4× Dark Gray

Weapon Halberd / Axe

Part #: 3848 3× Brown

Weapon Lance

Part #: 3849 6× Brown

Technic Brick 1 x...

Part #: 3894 2× Black

Antenna 1 x 4 wit...

Part #: 3957a 14× Black

Plate 6 x 6

Part #: 3958 1× Blue

Weapon Gun / Torc...

Part #: 3959 6× Black

Brick Special 1 x...

Part #: 4070 8× Light Gray

Brick Special 1 x...

Part #: 4070 3× Black

Plate Special 1 x...

Part #: 4081b 4× Light Gray

Plate Special 1 x...

Part #: 4081b 2× Black

Plate Special 1 x...

Part #: 4085c 9× Black

Part #: 4213 1× Light Gray

Brick Special 1 x...

Part #: 4216 4× Blue

Technic Bush 1/2 ...

Part #: 4265a 1× Light Gray

Technic Pin 1/2 w...

Part #: 4274 1× Light Gray

Hinge Plate 1 x 2...

Part #: 4275b 2× Black

Hinge Plate 1 x 2...

Part #: 4276b 2× Black

Hinge Vehicle Roo...

Part #: 4315 3× Black

Hinge Vehicle Roo...

Part #: 4315 1× Light Gray

Hinge Vehicle Roo...

Part #: 4315 4× Blue

Panel 2 x 5 x 6 W...

Part #: 4444 2× Black

Panel 2 x 5 x 6 W...

Part #: 4444pr0008 2× Black

Brick Sloped 75° ...

Part #: 4460a 3× Black

Brick Arch 1 x 3

Part #: 4490 7× Light Gray

Animal / Creature...

Part #: 4491b 1× Blue

Animal / Creature...

Part #: 4491b 1× Red

Animal, Horse, Mo...

Part #: 4493c01pr0001 1× Brown

Animal, Horse, Mo...

Part #: 4493c01pr0002 1× Black

Animal, Horse, Mo...

Part #: 4493c01pr0011 1× White

Flag 4 x 1 Wavy [...

Part #: 4495a 3× White

Flag 4 x 1 Wavy [...

Part #: 4495a 6× Red

Weapon Pike / Spe...

Part #: 4497 6× Brown

Weapon Bow and Ar...

Part #: 4499 2× Brown

Equipment Saucepan

Part #: 4529 1× Black

Cone 1 x 1 [No To...

Part #: 4589 1× Black

Cone 1 x 1 [No To...

Part #: 4589 6× Trans-Yellow

Plate Special 1 x...

Part #: 4623 3× Black

Brick Special 1 x...

Part #: 4733 1× Black

Bar 1 x 3 [Clip /...

Part #: 4735 2× Light Gray

Bar 1 x 3 [Clip /...

Part #: 4735 1× Black

Treasure Chest Bo...

Part #: 4738a 1× Brown

Treasure Chest Li...

Part #: 4739a 1× Brown

Brick Sloped Inve...

Part #: 4871 1× Red

String Cord Thin ...

Part #: 56823c50 3× Black

Weapon Sword / Gr...

Part #: 59 1× Chrome Silver

Plate Special 1 x...

Part #: 6019 2× Light Gray

Brick Special Oct...

Part #: 6037 15× Light Gray

Brick Sloped 53° ...

Part #: 6044 4× Black

Bar 9 x 13 Grille

Part #: 6046 1× Dark Gray

Panel 6 x 6 x 6 C...

Part #: 6055 5× Black

Brick Special 2 x...

Part #: 6056 6× Light Gray

Castle Turret Top...

Part #: 6066 1× Light Gray

Brick Curved 1 x ...

Part #: 6091 8× Light Gray

Wedge Plate 6 x 6...

Part #: 6106 5× Light Gray

Brick Wedged 5 x ...

Part #: 6107 2× Black

Brick Wedged 5 x ...

Part #: 6107 4× Light Gray

Brick Arch 1 x 12...

Part #: 6108 1× Black

Brick Arch 1 x 12...

Part #: 6108 1× Light Gray

Brick 1 x 10

Part #: 6111 1× Light Gray

Brick 1 x 12

Part #: 6112 4× Black

Brick 1 x 12

Part #: 6112 2× Light Gray

Weapon Halberd / ...

Part #: 6123 2× Dark Gray

Plate Round 1 x 1...

Part #: 6141 8× Light Gray

Plate Round 1 x 1...

Part #: 6141 2× Trans-Yellow

Plate Round 1 x 1...

Part #: 6141 2× Trans-Red

Baseplate Raised ...

Part #: 6261pr0001 1× Green

Technic Brick 1 x...

Part #: 6541 1× Black

Technic Brick 1 x...

Part #: 6541 2× Light Gray

Flag 8 x 5 Wave w...

Part #: 72534pr0006 1× White

String Reel Winch...

Part #: 73037 1× Light Gray

Flag 2 x 5 with R...

Part #: upn0280 1× White

Packed with classic light gray and black building blocks, inverted slopes, specialized octagonal tower pieces, and 8 highly collectible printed lion crest shields.

🛒 Where to Buy

eBay

✓ In Stock

$85.49 →

Walmart

✓ In Stock

Compare on eBay →

$90.24

Target

✓ In Stock

Compare on eBay →

$94.99

💎 Notable Parts

White Shield Triangular with Lion Head, Red and White Background Print (8x) $40.00

Light Gray Brick Special Octagonal 2 x 2 x 3 1/3 (15x) $22.50

Dark Gray Brick Sloped Inverted 45° 2 x 2 (25x) $12.50

Black Antenna 1 x 4 with Rounded Top (14x) $7.00

Est. BrickLink Part Value

$82.00

💡 MOC Potential

🏰 Combine multiple copies to build an expansive, multi-faction medieval walled fortress city.

🏛 Incorporate the classic grey walls and arch elements into custom historical castle MOCs.

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

BlockTalk AI

First set I built by myself as a kid! Rebuilt it a few years ago and my brain was on fire with nostalgia. The “spot the difference” instructions re...

27 upvotes • 2y ago

Oh my word, I absolutely love that skylight. That is a wonderful place to Lego. Especially on a rainy day.

16 upvotes • 2y ago

Hard not to excited with a classic Castle set. This and Space really need a comeback! Glad to see your daughter loves it too!!

15 upvotes • 1y ago

What YouTubers Say

1 video found

BlockTalk AI

Zirotca's review of the LEGO Royal Knight's Castle (6090) offers a comprehensive look, covering release details, pricing, and the set's components. The video includes a speed build and highlights the minifigures and animal figures included in the set.

LEGO Royal Knight's Castle | LEGO Castle | LEGO 6090 - Review, Speed Build & Instructions Video

ZIROTCA • 3.0K views Review

What the Community Says

4 Reddit + 1 YouTube reviews

BlockTalk AI Summary

Reddit Reviews

4 discussions

Neutral

First set I built by myself as a kid! Rebuilt it a few years ago and my brain was on fire with nostalgia. The “spot the difference” instructions really are something. Glad you two get to enjoy this...

2y ago in r/lego View

+ Positive Praise

Oh my word, I absolutely love that skylight. That is a wonderful place to Lego. Especially on a rainy day.

2y ago in r/lego View

+ Positive Praise

Hard not to excited with a classic Castle set. This and Space really need a comeback! Glad to see your daughter loves it too!!

1y ago in r/lego View

Neutral

6090-1: Royal Knight's Castle [[Photo]](https://images.brickset.com/sets/images/6090-1.jpg)

2y ago in r/lego View