How many pieces does the LEGO Assembly Square (10255-1) have?

The LEGO Assembly Square set (10255-1) contains 4002 pieces. It was released in 2017 as part of the LEGO Modular Buildings theme.

How can I find missing parts for LEGO set 10255-1?

On BrickMissing you can check which parts from the LEGO Assembly Square (10255-1) you already own. Add your LEGO collection and we'll show exactly which of the 4002 pieces you're missing and which you already have.

Can I build the LEGO Assembly Square with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 4002 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Assembly Square from?

The LEGO Assembly Square (10255-1) belongs to the LEGO Modular Buildings theme. You can browse all Modular Buildings sets on BrickMissing to find more sets from this theme.

Assembly Square

🏷️ 10255-1•🎨 Modular Buildings•📅 2017•🧱 4002 parts•Expert

Assembly Square (10255-1) is a LEGO Modular Buildings from 2017. This page uses the available set and theme data until a fuller product description is available.

Parts Inventory

🧱 4002 parts

Part	Color	Qty
Food Pretzel 10170	Medium Nougat	1×
Lamp Post 2 x 2 x 7 with 4 Base Flutes 11062	White	2×
Bar Holder with Clip 11090	Black	4×
Bar Holder with Clip 11090	Yellow	8×
Slope Curved 4 x 1 No Studs [Stud Holder with Symmetric Ridges] 11153	Light Bluish Gray	2×
Tile Special 2 x 2 Inverted 11203	Black	1×
Brick Special 1 x 2 with 2 Studs on 1 Side 11211	Tan	73×
Brick Special 1 x 2 with 2 Studs on 1 Side 11211	Black	2×
Plate 3 x 3 11212	Dark Bluish Gray	2×
Plate 3 x 3 11212	Light Bluish Gray	2×

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Tile Special 2 x 2 Inverted	11203	Black	1×
Brick Special 1 x 2 with 2 Studs on 1 Side	11211	Tan	73×
Brick Special 1 x 2 with 2 Studs on 1 Side	11211	Black	2×
Plate 3 x 3	11212	Dark Bluish Gray	2×
Plate 3 x 3	11212	Light Bluish Gray	2×
Plate Round 6 x 6 with Hole	11213	Light Bluish Gray	3×
Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle	11214	Dark Bluish Gray	2×
Sports Roller Skate	11253	Black	3×
Plate Special 1 x 2 with Clip Horizontal on Side	11476	Light Bluish Gray	2×
Plate Special 1 x 2 with Clip Horizontal on Side	11476	Black	1×
Slope Curved 2 x 1 No Studs [1/2 Bow]	11477	Olive Green	6×
Cone 1 x 1 Inverted with Bar at Bottom (Ice Cream Cone)	11610	Tan	4×
Musical Instrument Guitar Electric [Plain]	11640	Red	1×
Animal, Dog, Chihuahua with Basic Face Print	12888pr0001	Medium Nougat	1×
Wedge Sloped 45° 2 x 2 Corner	13548	Light Bluish Gray	2×
Weapon Truncheon	13790	Dark Bluish Gray	1×
Tool Welding Gun	13793	Dark Bluish Gray	2×
Musical Instrument Saxophone	13808	Pearl Gold	1×
Brick Arch 1 x 5 x 4 [Continuous Bow, Raised Underside Cross Supports]	14395	Black	4×
Wedge 4 x 4 Facet	14413	Black	1×
Wedge 4 x 4 Facet	14413	Light Bluish Gray	1×
Brick 1 x 1 x 3	14716	Black	3×
Brick 1 x 1 x 3	14716	Light Bluish Gray	7×
Tile 2 x 2 Corner	14719	Light Bluish Gray	12×
Tile 2 x 2 Corner	14719	Dark Blue	4×
Tile Round 2 x 2 with Bottom Stud Holder	14769	White	4×
Tile Round 2 x 2 with Bottom Stud Holder with Roman Numerals Clock Print	14769pr1054	Reddish Brown	1×
Tile Round 2 x 2 with Bottom Stud Holder with Clock with Red Second Hand Print	14769pr1172	White	1×
Slope Curved 2 x 2 x 2/3	15068	Red	1×
Slope Curved 2 x 2 x 2/3	15068	White	2×
Plate Special 1 x 1 with Vertical Tooth	15070	White	8×
Plate Special 1 x 1 with Vertical Tooth	15070	Yellow	8×
Panel 1 x 4 x 1 with Rounded Corners [Thin Wall]	15207	Reddish Brown	1×
Plate Special 1 x 2 with Three Teeth [Tri-Tooth]	15208	Tan	1×
Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version]	15254	White	2×
Plant, Grass Stem with Bar Hole [3.2mm]	15279	Bright Green	1×
Fence Spindled 1 x 4 x 2 [4 Top Studs]	15332	Reddish Brown	1×
Fence Spindled 1 x 4 x 2 [4 Top Studs]	15332	Black	2×
Brick Round 2 x 2 Dome Bottom [Open Stud]	15395	White	1×
Plate Round 1 x 1 Swirled Top	15470	Flat Silver	2×
Plate Round 1 x 1 Swirled Top	15470	White	3×
Tile Round 2 x 2 with Hole	15535	Tan	1×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Black	1×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Dark Red	4×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Light Bluish Gray	84×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Dark Blue	4×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Dark Bluish Gray	10×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Reddish Brown	6×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Dark Tan	24×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Tan	4×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	White	61×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)	15573	Red	1×
Slope 45? 2 x 1 with 2/3 Cutout [New Version]	15672	Light Bluish Gray	4×
Slope 45? 2 x 1 with 2/3 Cutout [New Version]	15672	Reddish Brown	1×
Slope 45? 2 x 1 with 2/3 Cutout [New Version]	15672	Black	5×
Slope 45? 2 x 1 with 2/3 Cutout [New Version]	15672	Dark Bluish Gray	4×
Tile Special 1 x 1 with Clip with Rounded Edges	15712	White	1×
Tile Special 1 x 1 with Clip with Rounded Edges	15712	Black	32×
Steering Wheel Small, 2 x 2 [Reinforced]	16091	Light Bluish Gray	4×
Creature Body Part, Barb Large (Claw, Talon) with Clip	16770	Bright Green	2×
Brick Arch 1 x 3 x 2 Inverted [Inside Bow]	18653	White	8×
Brick Arch 1 x 3 x 2 Inverted [Inside Bow]	18653	Dark Blue	6×
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	18674	White	5×
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	18674	Dark Bluish Gray	1×
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	18674	Reddish Brown	2×
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	18674	Red	1×
Brick Arch 1 x 12 x 3 Raised Arch with 5 Cross Supports	18838	Reddish Brown	1×
Technic Digger Bucket 5 x 7 x 4 1/2 Clamshell with Pin Hole and Axle Hole	18943	Black	2×
Plant, Flower Stem with Bar and 6 Stems	19119	Dark Orange	1×
Plant, Flower Stem with Bar and 6 Stems	19119	Light Bluish Gray	1×
Support Round 2 x 2 x 2 Stand with Reinforced Underside	19798	Black	3×
Mirror Front and White Paper Backing	20193	White	1×
Window 1 x 4 x 1 2/3 with Spoked Rounded Top	20309	Black	2×
Brick Special 1 x 1 with Scroll with Open Stud	20310	White	25×
Tile Round 1 x 1 with Hollow Bar	20482	Pearl Gold	4×
Tile Round 1 x 1 with Hollow Bar	20482	Black	1×
Fence Spindled 4 x 4 x 2 Quarter Round with 3 Studs	21229	Black	3×
Plate Special 1 x 2 with Wheel Holder, Single Slit	21445	Light Bluish Gray	2×
Tile Special 2 x 3 Pentagonal	22385	Light Bluish Gray	4×
Tile Special 2 x 3 Pentagonal	22385	White	1×
Bar 2L with Towball	22484	Trans-Bright Green	2×
Bar 2L with Towball	22484	Dark Bluish Gray	3×
Plant, Cherries	22667	Red	2×
Brick Special 1 x 2 x 1 2/3 with 4 Studs on 1 Side	22885	Light Bluish Gray	2×
Bar Holder with Hole and Bar Handle	23443	Black	6×
Bar Holder with Hole and Bar Handle	23443	Light Bluish Gray	4×
Brick 2 x 2 Corner	2357	Dark Bluish Gray	4×
Brick 2 x 2 Corner	2357	Tan	6×
Brick 2 x 2 Corner	2357	Reddish Brown	1×
Brick 2 x 2 Corner	2357	White	2×
Brick 2 x 2 Corner	2357	Light Bluish Gray	4×
Tile Special 1 x 2 Grille with Bottom Groove	2412b	Metallic Silver	6×
Tile Special 1 x 2 Grille with Bottom Groove	2412b	Light Bluish Gray	3×
Tile Special 1 x 2 Grille with Bottom Groove	2412b	White	14×
Tile Special 1 x 2 Grille with Bottom Groove	2412b	Black	8×
Plate 2 x 2 Corner	2420	Dark Bluish Gray	5×
Plate 2 x 2 Corner	2420	Reddish Brown	10×
Plate 2 x 2 Corner	2420	White	2×
Plate 2 x 2 Corner	2420	Black	12×
Plate 2 x 2 Corner	2420	Light Bluish Gray	6×
Plant, Leaves 4 x 3	2423	Light Bluish Gray	5×
Tile Round 1 x 1 Half Circle	24246	White	2×
Tile Round 1 x 1 Half Circle	24246	Light Bluish Gray	46×
Tile 1 x 4 with Groove	2431	White	10×
Tile 1 x 4 with Groove	2431	Light Bluish Gray	16×
Tile 1 x 4 with Groove	2431	Black	2×
Plate 2 x 12	2445	White	2×
Plate 2 x 12	2445	Dark Bluish Gray	1×
Weapon Spear Tip with Fins	24482	White	1×
Wedge Plate 3 x 3 Cut Corner	2450	Light Bluish Gray	2×
Brick 1 x 1 x 5 with Solid Stud	2453b	Tan	2×
Brick 1 x 1 x 5 with Solid Stud	2453b	Black	4×
Brick 1 x 1 x 5 with Solid Stud	2453b	Light Bluish Gray	2×
Wedge 3 x 3 Facet	2462	Light Bluish Gray	1×
Tile Round 1 x 1 Quarter	25269	Light Bluish Gray	4×
Tile Round 1 x 1 Quarter	25269	Black	4×
Tile Round 1 x 1 Quarter	25269	Tan	8×
Tile Round 1 x 1 Quarter with Lattice Pie Print	25269pr0001	Tan	2×
Plate Special 1 x 2 Side Handle [Free Ends]	2540	Black	12×
Bar, 4 Top Bars, Palm Tree Top	2566	Tan	2×
Musical Instrument Guitar Acoustic with Black Neck and Silver Strings Print	25975pr0001	Medium Nougat	1×
Plate Special 1 x 1 Rounded with Handle	26047	Black	4×
Plate 4 x 4 Corner	2639	Dark Bluish Gray	4×
Brick Special 1 x 4 with Groove	2653	Black	2×
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]	2654	Trans-Yellow	3×
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]	2654	Trans-Clear	4×
Plate Round 2 x 2 with Rounded Bottom [Boat Stud]	2654	Black	1×
Tile 2 x 3 with Cafe Corner Lego Set Box Pattern	26603pr0001	Bright Light Blue	1×
Brick Special 1 x 1 with Studs on 2 Adjacent Sides	26604	Tan	36×
Animal, Bird, Parrot, Wide Beak and Tail with Marbled Blue Pattern	27062pat0002	Yellow	1×
Technic Disc 3 x 3	2723	Black	2×
Tile Special 2 x 2 Corner with Cut Corner - Facet	27263	Dark Blue	4×
Tile Special 2 x 2 Corner with Cut Corner - Facet	27263	White	12×
Tile Special 2 x 2 Corner with Cut Corner - Facet	27263	Light Bluish Gray	7×
Tile Special 2 x 2 Corner with Cut Corner - Facet	27263	Dark Bluish Gray	18×
Tile 4 x 4 Curved, Macaroni	27507	Light Bluish Gray	4×
Technic Pin with Friction Ridges Lengthwise and Center Slots	2780	Black	3×
Tile 2 x 2 Curved, Macaroni	27925	Light Bluish Gray	6×
Slope 45° 2 x 1 with 2/3 Inverted Cutout and no stud	28192	Dark Bluish Gray	2×
Slope 45° 2 x 1 with 2/3 Inverted Cutout and no stud	28192	White	2×
Door Frame 4 x 4 x 6 Corner	28327	White	1×
Door Frame 4 x 4 x 6 Corner	28327	Black	1×
Minifig Head [Plain] [Vented Stud - 2 Holes]	28621	Trans-Clear	2×
Brick Special 1 x 2 with Grille	2877	Black	2×
Brick Special 1 x 2 with Grille	2877	Sand Blue	50×
Brick Special 1 x 1 with Handle	2921	Light Bluish Gray	8×
Lever Small Base with Black Lever	298c02	Light Bluish Gray	2×
Lever Small Base with Black Lever	298c02	Black	3×
Brick 2 x 4	3001	Reddish Brown	2×
Brick 2 x 3	3002	Black	4×
Brick 2 x 2	3003	Dark Bluish Gray	4×
Brick 2 x 2	3003	Dark Blue	1×
Brick 1 x 2	3004	Black	21×
Brick 1 x 2	3004	Sand Blue	20×
Brick 1 x 2	3004	Light Bluish Gray	19×
Brick 1 x 2	3004	Dark Tan	5×
Brick 1 x 2	3004	Tan	9×
Brick 1 x 2	3004	Reddish Brown	1×
Brick 1 x 2	3004	Sand Green	16×
Brick 1 x 2	3004	Dark Bluish Gray	10×
Window 1 x 2 x 2 2/3 with Rounded Top	30044	White	7×
Window 1 x 2 x 2 2/3 with Rounded Top	30044	Dark Bluish Gray	2×
Window 1 x 2 x 2 2/3 Pane Lattice Diamond with Rounded Top	30046	Black	2×
Brick 1 x 1	3005	Medium Blue	4×
Brick 1 x 1	3005	Dark Tan	6×
Brick 1 x 1	3005	Trans-Clear	4×
Brick 1 x 1	3005	White	12×
Brick 1 x 1	3005	Light Bluish Gray	2×
Brick 1 x 1	3005	Tan	11×
Brick 1 x 1	3005	Light Bluish Gray	18×
Brick 1 x 1	3005	Dark Bluish Gray	14×
Brick 1 x 1	3005	Sand Blue	22×
Brick 1 x 1	3005	Dark Blue	2×
Brick 1 x 1	3005	Sand Green	36×
Brick 1 x 1	3005	Black	3×
Brick 1 x 8	3008	Light Bluish Gray	7×
Brick 1 x 8	3008	Tan	13×
Brick 1 x 8	3008	Dark Bluish Gray	6×
Brick 1 x 6	3009	Light Bluish Gray	22×
Brick 1 x 6	3009	Reddish Brown	14×
Brick 1 x 6	3009	Sand Blue	51×
Brick 1 x 6	3009	Dark Bluish Gray	13×
Brick 1 x 6	3009	Dark Tan	1×
Brick 1 x 6	3009	White	4×
Brick 1 x 6	3009	Tan	5×
Brick 1 x 6	3009	Sand Green	12×
Brick 1 x 4	3010	Dark Bluish Gray	11×
Brick 1 x 4	3010	Reddish Brown	3×
Brick 1 x 4	3010	Tan	14×
Brick 1 x 4	3010	Dark Tan	5×
Brick 1 x 4	3010	White	3×
Brick 1 x 4	3010	Light Bluish Gray	19×
Brick 1 x 4	3010	Sand Green	4×
Stairs 7 x 4 x 6 Straight Open	30134	Reddish Brown	3×
Stairs 7 x 4 x 6 Straight Open	30134	Black	2×
Brick Special 1 x 2 Palisade [aka Log]	30136	Light Bluish Gray	26×
Brick Special 1 x 2 Palisade [aka Log]	30136	Reddish Brown	3×
Brick Round 2 x 2 x 1 2/3 Dome Top, Hollow Stud	30151b	Trans-Clear	1×
Rock 1 x 1 Jewel / Gem 24 Facet	30153	Trans-Clear	1×
Plate 2 x 4	3020	Light Bluish Gray	10×
Plate 2 x 4	3020	Reddish Brown	8×
Plate 2 x 4	3020	White	4×
Plate 2 x 4	3020	Dark Bluish Gray	5×
Plate 2 x 4	3020	Black	9×
Plate 2 x 4	3020	Dark Blue	2×
Plate 2 x 3	3021	Black	7×
Plate 2 x 3	3021	Reddish Brown	5×
Plate 2 x 3	3021	Light Bluish Gray	3×
Plate 2 x 3	3021	Dark Blue	2×
Plate 2 x 2	3022	Reddish Brown	2×
Plate 2 x 2	3022	Tan	1×
Plate 2 x 2	3022	Black	9×
Plate 2 x 2	3022	White	2×
Plate 2 x 2	3022	Light Bluish Gray	9×
Plate 1 x 2	3023	Dark Bluish Gray	6×
Plate 1 x 2	3023	Reddish Brown	5×
Plate 1 x 2	3023	Olive Green	3×
Plate 1 x 2	3023	Dark Blue	8×
Plate 1 x 2	3023	White	25×
Plate 1 x 2	3023	Black	25×
Plate 1 x 2	3023	Light Bluish Gray	41×
Plate 1 x 2	3023	Trans-Clear	1×
Plate 1 x 2	3023	Dark Tan	3×
Plate 1 x 2	3023	Tan	12×
Brick Special 1 x 2 with Handle	30236	Tan	6×
Brick Special 1 x 2 with Vertical Clip [Open O Clip]	30237b	Dark Bluish Gray	7×
Plate 1 x 1	3024	Dark Bluish Gray	22×
Plate 1 x 1	3024	Light Bluish Gray	47×
Plate 1 x 1	3024	Reddish Brown	5×
Plate 1 x 1	3024	White	34×
Plate 1 x 1	3024	Black	17×
Plate 1 x 1	3024	Dark Blue	7×
Plate 1 x 1	3024	Dark Green	1×
Plate 1 x 1	3024	Tan	38×
Plate 1 x 1	3024	Medium Blue	2×
Plate 6 x 12	3028	Light Bluish Gray	2×
Plate 4 x 12	3029	Light Bluish Gray	1×
Plate 4 x 10	3030	Dark Bluish Gray	2×
Plate 4 x 4	3031	Dark Bluish Gray	1×
Plate 4 x 4	3031	Light Bluish Gray	1×
Plate 4 x 6	3032	Dark Bluish Gray	8×
Plate 4 x 6	3032	Tan	4×
Plate 6 x 10	3033	Dark Bluish Gray	2×
Plate 2 x 8	3034	Light Bluish Gray	6×
Equipment Flotation Ring [Life Preserver]	30340	Black	1×
Equipment Flotation Ring [Life Preserver]	30340	Reddish Brown	1×
Tile Special 2 x 3 with 2 Clips [Thick Open O Clips]	30350b	Reddish Brown	1×
Plate Round Corner 3 x 3	30357	White	6×
Plate Round Corner 3 x 3	30357	Light Bluish Gray	3×
Plate Round Corner 3 x 3	30357	Black	3×
Plate 6 x 8	3036	Tan	2×
Plate 6 x 8	3036	Dark Bluish Gray	1×
Brick Round 2 x 2 Dome Top, Hollow Stud	30367c	Red	2×
Bar 4L (Lightsaber Blade / Wand)	30374	Trans-Light Blue	1×
Bar 4L (Lightsaber Blade / Wand)	30374	Black	5×
Slope 45? 2 x 2	3039	Reddish Brown	3×
Slope 45° 2 x 1 with Bottom Pin	3040b	Dark Blue	4×
Slope 45° 2 x 1 with Bottom Pin	3040b	Light Bluish Gray	4×
Slope 45° 2 x 1 with Bottom Pin	3040b	Light Bluish Gray	2×
Slope 45° 2 x 1 with Bottom Pin	3040b	White	14×
Slope 45° 2 x 1 with Bottom Pin	3040b	Dark Bluish Gray	4×
Brick Special 1 x 4 with 4 Studs on One Side	30414	Light Bluish Gray	1×
Wedge Plate 4 x 4 Cut Corner	30503	Light Bluish Gray	1×
Wedge Plate 4 x 4 Cut Corner	30503	Black	1×
Wedge Plate 4 x 4 Cut Corner	30503	Reddish Brown	1×
Plate Round Corner 4 x 4	30565	Light Bluish Gray	5×
Plate Round Corner 4 x 4	30565	Dark Bluish Gray	2×
Plate Special 2 x 8 with Door Rail	30586	Light Bluish Gray	4×
Brick Round 1 x 1 Open Stud	3062b	Pearl Gold	2×
Brick Round 1 x 1 Open Stud	3062b	Dark Blue	2×
Brick Round 1 x 1 Open Stud	3062b	Light Bluish Gray	2×
Brick Round 1 x 1 Open Stud	3062b	Reddish Brown	9×
Brick Round 1 x 1 Open Stud	3062b	White	5×
Brick Round 1 x 1 Open Stud	3062b	Trans-Clear	4×
Brick Round 1 x 1 Open Stud	3062b	Dark Red	1×
Brick 1 x 2 without Bottom Tube	3065	Trans-Dark Blue	1×
Brick 1 x 2 without Bottom Tube	3065	Trans-Green	7×
Tile 2 x 2 with Groove	3068b	Tan	12×
Tile 2 x 2 with Groove	3068b	Bright Light Blue	2×
Tile 2 x 2 with Groove	3068b	Light Bluish Gray	15×
Tile 2 x 2 with Groove	3068b	White	18×
Tile 2 x 2 with Groove	3068b	Dark Red	4×
Tile 2 x 2 with Groove	3068b	Dark Bluish Gray	51×
Tile 2 x 2 with Sailing Ship and Moon Print	3068bpr0197	Dark Tan	1×
Tile 2 x 2 with Newspaper 'THE LEGO NEWS volume 3' Print	3068bpr0201	White	1×
Tile 2 x 2 with Suspension Bridge Print	3068bpr0273	Reddish Brown	1×
Tile 2 x 2 with Portrait of Male Minifig with Gray Hair and Beard, Black Suit print	3068bpr0292	Reddish Brown	1×
Tile 1 x 2 with Groove	3069b	Reddish Brown	1×
Tile 1 x 2 with Groove	3069b	Sand Blue	1×
Tile 1 x 2 with Groove	3069b	Light Bluish Gray	25×
Tile 1 x 2 with Groove	3069b	Dark Bluish Gray	53×
Tile 1 x 2 with Groove	3069b	Light Aqua	4×
Tile 1 x 2 with Groove	3069b	Medium Blue	4×
Tile 1 x 2 with Groove	3069b	Dark Red	3×
Tile 1 x 2 with Groove	3069b	Medium Nougat	49×
Tile 1 x 2 with Groove	3069b	Dark Blue	13×
Tile 1 x 2 with Groove	3069b	Black	12×
Tile 1 x 2 with Groove	3069b	White	36×
Tile 1 x 2 with Groove	3069b	Tan	27×
Tile 1 x 2 with Groove	3069b	Dark Tan	2×
Tile 1 x 2 with '100' Banknote Print	3069bpr0100	Light Bluish Gray	2×
Tile 1 x 2 with Lighthouse, Sailboat and 'I Heart HLC' Print	3069bpr0144	White	1×
Tile 1 x 1 with Groove	3070b	Reddish Brown	4×
Tile 1 x 1 with Groove	3070b	Orange	1×
Tile 1 x 1 with Groove	3070b	Light Bluish Gray	4×
Tile 1 x 1 with Groove	3070b	Medium Blue	3×
Tile 1 x 1 with Groove	3070b	Dark Blue	14×
Tile 1 x 1 with Groove	3070b	Medium Nougat	2×
Tile 1 x 1 with Groove	3070b	Dark Tan	39×
Tile 1 x 1 with Groove	3070b	Black	3×
Tile 1 x 1 with Groove	3070b	Black	5×
Tile 1 x 1 with Groove	3070b	Sand Blue	1×
Tile 1 x 1 with Groove	3070b	Dark Bluish Gray	4×
Tile 1 x 1 with Groove	3070b	White	13×
Plate Special 3 x 2 with Rounded End, Hole	3176	Black	1×
Technic Brick 1 x 2 [2 Pin Holes]	32000	Light Bluish Gray	5×
Plate Special 1 x 2 with Door Rail	32028	White	2×
Plate Special 1 x 2 with Door Rail	32028	Reddish Brown	2×
Plate Special 1 x 2 with Door Rail	32028	Light Bluish Gray	10×
Plate Special 1 x 2 with Door Rail	32028	Red	4×
Plate Special 1 x 2 with Door Rail	32028	Dark Bluish Gray	14×
Plate Special 1 x 2 with Door Rail	32028	Dark Tan	30×
Technic Axle 2 Notched	32062	Red	1×
Technic Ball Joint	32474	Metallic Silver	1×
Food Croissant - Rounded Ends	33125	White	1×
Plant, Carrot Top	33183	Bright Green	1×
Plant, Flower, Plate Round 1 x 1 with 4 Petals	33291	Light Bluish Gray	9×
Plant, Flower, Plate Round 1 x 1 with 4 Petals	33291	Magenta	2×
Plant, Flower, Plate Round 1 x 1 with 4 Petals	33291	Medium Lavender	3×
Plant, Flower, Plate Round 1 x 1 with 4 Petals	33291	Lavender	6×
Plant, Flower, Plate Round 1 x 1 with 4 Petals	33291	Bright Light Orange	5×
Plant, Flower, Plate Round 1 x 1 with 4 Petals	33291	Bright Green	15×
Plant, Flower, Plate Round 1 x 1 with 4 Petals	33291	Red	9×
Plate 6 x 14	3456	Tan	2×
Plate 6 x 14	3456	Dark Bluish Gray	7×
Plate 1 x 8	3460	Light Bluish Gray	9×
Plate 1 x 8	3460	Black	6×
Plate 1 x 8	3460	White	5×
Plate 1 x 8	3460	Tan	1×
Brick 1 x 3	3622	Black	1×
Brick 1 x 3	3622	Reddish Brown	4×
Brick 1 x 3	3622	Light Bluish Gray	16×
Brick 1 x 3	3622	Red	2×
Brick 1 x 3	3622	Tan	16×
Brick 1 x 3	3622	Dark Bluish Gray	6×
Brick 1 x 3	3622	White	3×
Plate 1 x 3	3623	Light Bluish Gray	6×
Plate 1 x 3	3623	Red	4×
Plate 1 x 3	3623	Reddish Brown	2×
Plate 1 x 3	3623	White	7×
Plate 1 x 3	3623	Black	4×
Plate 1 x 3	3623	Dark Bluish Gray	2×
Plate 1 x 3	3623	Dark Blue	4×
Fence Lattice 1 x 4 x 1	3633	White	1×
Fence Lattice 1 x 4 x 1	3633	Black	5×
Brick Arch 1 x 4	3659	White	14×
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]	3660	Light Bluish Gray	2×
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]	3660	Tan	1×
Slope Inverted 45° 2 x 1	3665	White	17×
Slope Inverted 45° 2 x 1	3665	Light Bluish Gray	4×
Slope Inverted 45° 2 x 1	3665	Black	6×
Plate 1 x 6	3666	Reddish Brown	2×
Plate 1 x 6	3666	Tan	4×
Plate 1 x 6	3666	Dark Bluish Gray	5×
Plate 1 x 6	3666	Light Bluish Gray	21×
Plate 1 x 6	3666	White	7×
Plate 1 x 6	3666	Black	11×
Slope Inverted 45° 2 x 2 Double Convex	3676	White	1×
Slope 65° 2 x 2 x 2 with Bottom Tube	3678b	Dark Red	4×
Turntable 2 x 2 Plate - Top	3679	Light Bluish Gray	4×
Turntable 2 x 2 Plate, Base	3680	White	2×
Turntable 2 x 2 Plate, Base	3680	Black	2×
Slope 75° 2 x 2 x 3 Double Convex	3685	Dark Blue	7×
Slope 75° 2 x 2 x 2 Quadruple Convex	3688	Dark Blue	1×
Technic Brick 1 x 2 [1 Pin Hole]	3700	White	1×
Technic Brick 1 x 2 [1 Pin Hole]	3700	Tan	5×
Technic Axle 4	3705	Red	1×
Plate 1 x 4	3710	Light Bluish Gray	49×
Plate 1 x 4	3710	Tan	5×
Plate 1 x 4	3710	Dark Tan	2×
Plate 1 x 4	3710	Black	5×
Plate 1 x 4	3710	Reddish Brown	6×
Plate 1 x 4	3710	Dark Bluish Gray	9×
Plate 1 x 4	3710	Sand Blue	6×
Plate 1 x 4	3710	White	10×
Plate 2 x 6	3795	Dark Brown	3×
Plate 2 x 6	3795	Light Bluish Gray	2×
Plate 2 x 6	3795	Black	2×
Baseplate 32 x 32	3811	Light Bluish Gray	1×
Plate 2 x 10	3832	Light Bluish Gray	2×
Equipment Brush / Push Broom	3836	Reddish Brown	1×
Equipment Shovel [Rounded Handle End]	3837	Dark Bluish Gray	1×
Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment]	3839b	Black	1×
Baseplate 16 x 32	3857	Light Bluish Gray	1×
Equipment Cup / Mug [Plain]	3899	Red	3×
Equipment Cup / Mug [Plain]	3899	Yellow	2×
Brick Round 2 x 2 with Axle Hole	3941	Reddish Brown	1×
Bracket 2 x 2 - 2 x 2	3956	Light Bluish Gray	1×
Plate 6 x 6	3958	Dark Bluish Gray	1×
Dish 4 x 4 Inverted [Radar]	3960	Trans-Light Blue	1×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	Black	6×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	Black	5×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	White	4×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	Dark Bluish Gray	2×
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	4032a	Tan	1×
Brick Special 1 x 1 with Headlight	4070	Dark Red	4×
Brick Special 1 x 1 with Headlight	4070	Light Bluish Gray	19×
Brick Special 1 x 1 with Headlight	4070	Dark Bluish Gray	8×
Brick Special 1 x 1 with Headlight	4070	White	4×
Seat / Chair 2 x 2 with Center Sprue Mark	4079b	Black	2×
Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring]	4081b	Light Bluish Gray	3×
Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring]	4081b	Black	4×
Tile 1 x 8 with Groove	4162	White	2×
Tile 1 x 8 with Groove	4162	Light Bluish Gray	19×
Tile 1 x 8 with Groove	4162	Black	1×
Windscreen 2 x 6 x 2, Wide Top	4176	Trans-Clear	1×
Garage Roller Door Section without Handle	4218	Trans-Clear	18×
Technic Pin 1/2	4274	Black	14×
Plate 2 x 16	4282	Light Bluish Gray	1×
Plate 2 x 16	4282	White	1×
Box 2 x 2 x 2 [Hollow Studs]	4345b	Light Bluish Gray	2×
Box 2 x 2 x 2 Door with Slot	4346	Trans-Clear	2×
Wedge Plate 3 x 2 Right	43722	Reddish Brown	1×
Support Round 1 x 1 x 6 Solid Pillar	43888	Dark Bluish Gray	2×
Dish 3 x 3 Inverted [Radar]	43898	White	1×
Hinge Plate 1 x 2 Locking with 2 Fingers On End, with Groove, 9 Teeth	44302a	Light Bluish Gray	1×
Dish 6 x 6 Inverted (Radar) with Solid Studs	44375b	White	1×
Hinge Plate 1 x 2 Locking with 1 Finger on Side, with Groove	44567a	Light Bluish Gray	1×
Slope 75° 2 x 1 x 3 with Hollow Stud	4460b	Light Bluish Gray	3×
Plate 1 x 10	4477	White	5×
Plate 1 x 10	4477	Dark Bluish Gray	4×
Plate 1 x 10	4477	Light Bluish Gray	13×
Plate Special 1 x 8 with Door Rail	4510	White	2×
Plate Special 1 x 8 with Door Rail	4510	Light Bluish Gray	2×
Technic Axle 3	4519	Yellow	1×
Equipment Frying Pan	4528	Black	1×
Equipment Saucepan	4529	Black	1×
Cupboard 2 x 3 x 2 Door	4533	Trans-Light Blue	1×
Cupboard 2 x 3 Drawer	4536	Medium Nougat	1×
Cupboard 2 x 3 Drawer	4536	White	2×
Tap 1 x 1 without Hole in Spout	4599b	Black	3×
Tap 1 x 1 without Hole in Spout	4599b	Light Bluish Gray	7×
Brick Special 1 x 1 Studs on 4 Sides	4733	Dark Bluish Gray	1×
Dish 2 x 2 Inverted [Radar]	4740	Dark Bluish Gray	1×
Dish 2 x 2 Inverted [Radar]	4740	Trans-Light Blue	1×
Dish 2 x 2 Inverted [Radar]	4740	Black	7×
Dish 2 x 2 Inverted [Radar]	4740	Metallic Silver	1×
Dish 2 x 2 Inverted [Radar]	4740	Yellow	3×
Dish 2 x 2 Inverted [Radar]	4740	White	4×
Dish 2 x 2 Inverted [Radar]	4740	Tan	2×
Dish 2 x 2 Inverted [Radar]	4740	Light Bluish Gray	4×
Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End	47457	White	1×
Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End	47457	Olive Green	2×
Plate Special 1 x 2 [Side Handle Closed Ends]	48336	Black	5×
Plate Special 1 x 2 [Side Handle Closed Ends]	48336	White	2×
Panel 1 x 2 x 1 [Rounded Corners]	4865b	Black	1×
Panel 1 x 2 x 1 [Rounded Corners]	4865b	White	3×
Panel 1 x 2 x 1 [Rounded Corners]	4865b	Trans-Clear	1×
Panel 1 x 2 x 1 [Rounded Corners]	4865b	Red	2×
Bar 1L with Clip [Cut Edges and One Side Hole] [Gap in Clip]	48729b	Black	7×
Bar 1L with Clip [Cut Edges and One Side Hole] [Gap in Clip]	48729b	Light Bluish Gray	4×
Slope Curved 3 x 1 No Studs	50950	Yellow	8×
Slope Curved 3 x 1 No Studs	50950	White	8×
Equipment Medical Syringe with 2 Holes	53020	Light Bluish Gray	1×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Black	1×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Trans-Clear	2×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Dark Bluish Gray	8×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Medium Nougat	60×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Dark Red	1×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Dark Blue	4×
Slope 30° 1 x 1 x 2/3 (Cheese Slope)	54200	Light Bluish Gray	17×
Glass for Window 1 x 4 x 6	57895	Trans-Clear	7×
Slope 33° 3 x 6 No Inner Walls	58181	Trans-Brown	2×
Cone 1 x 1 [Top Groove]	59900	Trans-Yellow	2×
Cone 1 x 1 [Top Groove]	59900	Trans-Dark Blue	1×
Cone 1 x 1 [Top Groove]	59900	Light Bluish Gray	1×
Cone 1 x 1 [Top Groove]	59900	Black	2×
Plate Round Corner 6 x 6	6003	Tan	2×
Plate Round Corner 6 x 6	6003	Dark Bluish Gray	1×
Wheel 31 x 15 Technic, 7 Pin Holes	60208	White	1×
Plate Special 1 x 2 with Clips Horizontal [Open O Clips]	60470b	Black	3×
Plate Special 1 x 2 with Clips Horizontal [Open O Clips]	60470b	White	2×
Plate Round 4 x 4 with Pin Hole	60474	Black	1×
Brick Special 1 x 1 with Clip Vertical [Open O Clip, Hollow Stud]	60475b	Black	4×
Brick Special 1 x 1 with Clip Vertical [Open O Clip, Hollow Stud]	60475b	Medium Nougat	2×
Brick Special 1 x 1 with Clip Horizontal	60476	White	2×
Brick Special 1 x 1 with Clip Horizontal	60476	Light Bluish Gray	2×
Slope 18° 4 x 1	60477	White	2×
Plate Special 1 x 2 with Handle on End [Closed Ends]	60478	Dark Tan	2×
Plate Special 1 x 2 with Handle on End [Closed Ends]	60478	Black	2×
Plate 1 x 12	60479	Dark Bluish Gray	1×
Window 1 x 2 x 2 Flat Front	60592	Sand Blue	1×
Window 1 x 2 x 2 Flat Front	60592	White	8×
Window 1 x 2 x 2 Flat Front	60592	Black	30×
Window 1 x 2 x 2 Flat Front	60592	Reddish Brown	1×
Window 1 x 2 x 3 Flat Front	60593	White	15×
Window 1 x 4 x 3 without Shutter Tabs	60594	Black	7×
Window 1 x 4 x 3 without Shutter Tabs	60594	White	2×
Door Frame 1 x 4 x 6 Type 2	60596	Black	19×
Glass for Window 1 x 2 x 2 Flat	60601	White	8×

Build DNA

Parts inventory insights for Assembly Square

4,002 pieces puts this build +59% against the average Modular Buildings set and +962% against the average 2017 release.

LEGOMODULAR BUILDINGS

Vs average Modular Buildings set

+59%+1,490 parts

This set4,002

Average set2,512

Average Modular Buildings set: 2,512 pieces across 21 other sets.

Vs average 2017 set

+962%+3,625 parts

This set4,002

Average set377

Average 2017 set: 377 pieces across 450 other sets.

Color profile

43different colors

Dominant color

Light Bluish Gray

Light Bluish Gray950x

24%

White627x

16%

Black513x

13%

Dark Bluish Gray395x

10%

Unique parts

13 pieces per unique type

305

Repeat factor

Average pieces per unique type.

13x

Most used part

Tile 1 x 2 with Groove

230x

Results are based on official LEGO part inventories. Accuracy improves as you confirm set completeness.

This site is not affiliated with or endorsed by the LEGO Group.

Build Insights🧩305unique parts🎨43different colors📊93.1avg. parts per color🏆230×Tile 1 x 2 with Groove

🎨 All Modular Buildings sets 📅 All sets from 2017

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