How many pieces does the LEGO United Nations Headquarters (21018-1) have?

The LEGO United Nations Headquarters set (21018-1) contains 597 pieces. It was released in 2013 as part of the LEGO Architecture theme.

How can I find missing parts for LEGO set 21018-1?

On BrickMissing you can check which parts from the LEGO United Nations Headquarters (21018-1) you already own. Add your LEGO collection and we'll show exactly which of the 597 pieces you're missing and which you already have.

Can I build the LEGO United Nations Headquarters 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 597 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO United Nations Headquarters from?

The LEGO United Nations Headquarters (21018-1) belongs to the LEGO Architecture theme. You can browse all Architecture sets on BrickMissing to find more sets from this theme.

United Nations Headquarters

🏷️ 21018-1•🎨 Architecture•📅 2013•🧱 597 parts•Easy

United Nations Headquarters (21018-1) is a LEGO Architecture model that turns a well-known landmark into a compact display piece. The emphasis is on recognisable lines, spatial composition and architectural details that keep the monument readable at a smaller scale.

Parts Inventory

🧱 597 parts

Part	Color	Qty
Panel 1 x 4 x 1 with Rounded Corners [Thin Wall] 15207	White	3×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) 15573	Light Bluish Gray	18×
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) 15573	Dark Bluish Gray	1×
Brick 2 x 2 Corner 2357	Light Bluish Gray	1×
Tile Special 1 x 2 Grille with Bottom Groove 2412b	White	4×
Plate 2 x 2 Corner 2420	White	2×
Tile 1 x 4 with Groove 2431	Light Bluish Gray	7×
Tile 1 x 4 with Groove 2431	White	2×
Tile 1 x 4 with Groove 2431	Dark Bluish Gray	3×
Tile 1 x 4 with Groove 2431	Dark Green	9×

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Plate 2 x 2 Corner	2420	White	2×
Tile 1 x 4 with Groove	2431	Light Bluish Gray	7×
Tile 1 x 4 with Groove	2431	White	2×
Tile 1 x 4 with Groove	2431	Dark Bluish Gray	3×
Tile 1 x 4 with Groove	2431	Dark Green	9×
Plate 2 x 12	2445	Black	6×
Brick 2 x 6	2456	Light Bluish Gray	2×
Brick Special 1 x 2 with Grille	2877	White	6×
Lever Small Base with White Lever	298c04	White	19×
Brick 2 x 4	3001	Dark Bluish Gray	2×
Brick 2 x 3	3002	White	1×
Brick 1 x 2	3004	White	2×
Brick 1 x 2	3004	Dark Bluish Gray	2×
Brick 1 x 1	3005	Black	2×
Brick 1 x 1	3005	White	2×
Brick 1 x 6	3009	Dark Bluish Gray	1×
Brick 1 x 4	3010	Dark Bluish Gray	1×
Plate 2 x 4	3020	White	6×
Plate 2 x 4	3020	Medium Blue	27×
Plate 2 x 3	3021	White	7×
Plate 2 x 2	3022	White	13×
Plate 1 x 2	3023	White	15×
Plate 1 x 2	3023	Black	6×
Plate 1 x 2	3023	Trans-Light Blue	155×
Plate 1 x 1	3024	White	18×
Plate 1 x 1	3024	Black	4×
Plate 1 x 1	3024	Trans-Light Blue	13×
Tile 2 x 2 with Groove	3068b	White	5×
Tile 2 x 2 with Groove	3068b	Dark Bluish Gray	1×
Tile 2 x 2 with Groove	3068b	Light Bluish Gray	2×
Tile 1 x 2 with Groove	3069b	Medium Blue	2×
Tile 1 x 2 with Groove	3069b	Light Bluish Gray	5×
Tile 1 x 2 with Groove	3069b	Black	6×
Tile 1 x 2 with Groove	3069b	White	22×
Tile 1 x 2 with Groove	3069b	Trans-Light Blue	13×
Tile 1 x 1 with Groove	3070b	Trans-Light Blue	2×
Tile 1 x 1 with Groove	3070b	Light Bluish Gray	1×
Tile 1 x 1 with Groove	3070b	White	3×
Tile 1 x 1 with Groove	3070b	Dark Bluish Gray	1×
Brick 1 x 3	3622	Black	1×
Plate 1 x 3	3623	White	3×
Plate 1 x 6	3666	Medium Blue	2×
Plate 1 x 6	3666	Light Bluish Gray	1×
Plate 1 x 6	3666	White	2×
Plate 1 x 4	3710	White	1×
Plate Special 1 x 2 with 1 Stud with Groove (Jumper)	3794b	Tan	5×
Plate 2 x 6	3795	Light Bluish Gray	6×
Plate 2 x 6	3795	Black	3×
Plate 2 x 6	3795	White	1×
Brick Special 1 x 1 with Headlight	4070	White	15×
Tile 1 x 8 with Groove	4162	Black	7×
Tile 1 x 8 with "United Nations" Print	4162pr0028	Black	1×
Tile 1 x 8 with "Headquarters" Print Justified Left	4162pr0029	Black	1×
Plate 2 x 16	4282	Black	2×
Dish 3 x 3 Inverted [Radar]	43898	White	1×
Bracket 1 x 2 - 2 x 2	44728	Light Bluish Gray	6×
Panel 1 x 2 x 1 [Rounded Corners]	4865b	White	9×
Turntable 4 x 4 Square Base, Locking	61485	Light Bluish Gray	1×
Panel 1 x 1 x 1 Corner	6231	White	4×
Tile 1 x 3	63864	White	19×
Tile 1 x 3	63864	Light Bluish Gray	6×
Tile 1 x 3	63864	Dark Green	5×
Tile 1 x 6 with Groove	6636	Dark Bluish Gray	3×
Tile 1 x 6 with Groove	6636	White	6×
Tile 1 x 6 with Groove	6636	Light Bluish Gray	12×
Tile 2 x 4 with Groove	87079	White	11×
Brick Special 1 x 1 with Stud on 1 Side	87087	Light Bluish Gray	22×
Plate Special 2 x 2 with Groove and Center Stud (Jumper)	87580	Black	1×
Plate 8 x 16	92438	Dark Bluish Gray	3×
Brick and Axle Separator v2.0	96874	Orange	1×
Tile Round 1 x 1	98138	Light Bluish Gray	2×
Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised	99206	White	3×
Bracket 1 x 2 - 2 x 2 Inverted	99207	Light Bluish Gray	8×

Build DNA

Parts inventory insights for United Nations Headquarters

597 pieces puts this build -24% against the average Architecture set and +104% against the average 2013 release.

LEGOARCHITECTURE

Vs average Architecture set

-24%-184 parts

This set597

Average set781

Average Architecture set: 781 pieces across 64 other sets.

Vs average 2013 set

+104%+305 parts

This set597

Average set292

Average 2013 set: 292 pieces across 334 other sets.

Color profile

8different colors

Dominant color

White

White205x

34%

Trans-Light Blue183x

31%

Light Bluish Gray100x

17%

Black40x

Unique parts

11.9 pieces per unique type

Repeat factor

Average pieces per unique type.

12x

Most used part

Plate 1 x 2

176x

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🧩50unique parts🎨8different colors📊74.6avg. parts per color🏆176×Plate 1 x 2

🎨 All Architecture sets 📅 All sets from 2013

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