The LEGO System House (4000034-1) is a LEGO Exclusive LEGO set released in 2019 with 998 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing LEGO Exclusive sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 10 minifigures and 186 unique part types.
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Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
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Release year
2019 (7 years ago — may be retired)
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Catalog scale
998 parts listed · 186 inventory lines tracked
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Minifigures
10 in this set's inventory — verify completeness when buying used
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Build manual
No digital manual in our catalog — check the box tab or LEGO.com
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Build complexity
Large set — expect sticker sheets or multiple subassemblies; inspect photos closely
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Shipping weight (est.)
~1,486 g for parts inventory (excludes box/minifig packaging)
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Before you buy used
Run the completion checker, compare photos to the inventory, and check live listings for sealed pricing
Related sets in this theme
Market value
No estimate on BrickID yet
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Minifigures in The LEGO System House
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Man, Light Bluish Gray Vest over White Shirt, Black Legs, Light Bluish Gray Hair, Moustache and Glasses×1 -
Man, Green V-Neck Sweater, Reddish Brown Legs, Black Hair, Beard×1 -
Medium Nougat Torso, Dark Green Legs, Dark Brown Hair×1 -
Sand Blue Torso, Dark Blue Legs, Dark Brown Hair×1 -
Dark Bluish Grey Torso, Sand Green Legs, Tan Hair×1 -
Black Torso, Dark Tan Legs, Medium Nougat Hair×1 -
Black Torso, Light Bluish Grey Legs, Black Hair×1 -
Dark Bluish Grey Torso, Dark Red Legs, Reddish Brown Hair×1 -
Sand Blue Torso, Olive Green Legs, Medium Nougat Hair×1 -
Black Torso, Dark Brown Legs, Reddish Brown Hair×1
Parts in this set
186 parts · page 1 of 4 · updating…
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Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Medium87747 · ×4 · Light Bluish Gray -
Animal, Dog, Small Sitting with Collar and Star Tag Print (Dash)27986pr0001 · ×1 · Reddish Brown -
![Arm Mechanical with 2 Clips [Battle Droid]](https://cdn.rebrickable.com/media/parts/elements/4211658.jpg)
Arm Mechanical with 2 Clips [Battle Droid]30377 · ×1 · Light Bluish Gray -
Bar 1 x 3 (Radio Handle, Phone Handset)6190 · ×1 · Black -
Bar 3L87994 · ×1 · Black -
Bar 6L with Stop Ring63965 · ×10 · White -
Baseplate 16 x 323857 · ×3 · Dark Bluish Gray -
Box / Crate with Handholds 3 x 4 x 1 2/330150 · ×1 · Reddish Brown -
Bracket 1 x 2 - 1 x 2 Inverted99780 · ×2 · Black -
Bracket 1 x 2 - 2 x 244728 · ×4 · White -
Bracket 2 x 2 with 1 x 2 Vertical Studs41682 · ×14 · Black -
Brick 1 x 13005 · ×27 · White -
Brick 1 x 1 x 5 with Solid Stud2453b · ×3 · White -
Brick 1 x 106111 · ×5 · White -
Brick 1 x 162465 · ×31 · White -
Brick 1 x 23004 · ×9 · White -
Brick 1 x 33622 · ×25 · White -
Brick 1 x 33622 · ×4 · Reddish Brown -
Brick 1 x 43010 · ×21 · White -
Brick 1 x 63009 · ×17 · White -
Brick 2 x 2 Corner2357 · ×11 · White -
Brick Curved 2 x 2 x 2/315068 · ×1 · Black -
Brick Curved Inverted 2 x 2 x 2/332803 · ×1 · White -
Brick Round 1 x 1 Open Stud3062b · ×3 · Reddish Brown -
![Brick Round 2 x 2 Dome Bottom [Open Stud]](https://cdn.rebrickable.com/media/parts/elements/6050914.jpg)
Brick Round 2 x 2 Dome Bottom [Open Stud]15395 · ×2 · White -
Brick Round 2 x 2 Dome Top, Hollow Stud30367c · ×1 · White -
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)54200 · ×2 · Red -
Brick Sloped 30° 1 x 2 x 2/385984 · ×1 · Black -
Brick Special 1 x 1 Studs on 4 Sides4733 · ×2 · Dark Bluish Gray -
Brick Special 1 x 1 x 1 2/3 with Studs on 1 Side32952 · ×20 · White -
Brick Special 1 x 2 with 2 Studs on 1 Side11211 · ×7 · White -
Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side22885 · ×18 · White -
Brick Special 1 x 4 with 4 Studs on One Side30414 · ×3 · White -
![Cone 1 x 1 [Top Groove]](https://cdn.rebrickable.com/media/parts/elements/4529234.jpg)
Cone 1 x 1 [Top Groove]59900 · ×1 · Red -
![Cone 1 x 1 [Top Groove]](https://cdn.rebrickable.com/media/parts/elements/4518400.jpg)
Cone 1 x 1 [Top Groove]59900 · ×10 · White -
Cone 2 x 2 x 2, Open Stud3942c · ×1 · White -
Cupboard 2 x 3 Drawer4536 · ×7 · Medium Nougat -
Cupboard 2 x 3 x 2 with Hollow Studs92410 · ×4 · Reddish Brown -
Dome Hemisphere 4 x 486500 · ×8 · Trans-Clear -
Door 1 x 4 x 6 Smooth with Square Handle Plinth60616a · ×2 · Trans-Clear -
Door Frame 1 x 4 x 4, Holes (Lift)6154 · ×11 · White -
Door Frame 1 x 4 x 6 Type 260596 · ×2 · White -
![Equipment Cup / Mug [Plain]](https://cdn.rebrickable.com/media/parts/elements/389924.jpg)
Equipment Cup / Mug [Plain]3899 · ×1 · Yellow -
Equipment Telescope / Torch / Spyglass, Support Round 1 x 1 x 1 2/364644 · ×16 · Black -
![Flag 2 x 2 Square, Flat Clip Edge [Thick Clips]](https://cdn.rebrickable.com/media/parts/elements/6011794.jpg)
Flag 2 x 2 Square, Flat Clip Edge [Thick Clips]11055 · ×10 · White -
Food Hot Dog / Sausage33078 · ×4 · Black -
![Glass for Window 1 x 4 x 3 [Opening]](https://cdn.rebrickable.com/media/parts/elements/4552033.jpg)
Glass for Window 1 x 4 x 3 [Opening]60603 · ×2 · Trans-Clear -
Ladder 16 x 2.515118 · ×1 · Light Bluish Gray