United Nations Headquarters (21018-1) is a Architecture LEGO set released in 2013 with 597 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Architecture sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 78 unique part types.
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Building instructions
Official LEGO instructions — read on BrickID
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Parts in this set
78 parts · page 1 of 2 · updating…
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Bracket 1 x 2 - 2 x 244728 · ×6 · Light Bluish Gray -
Bracket 1 x 2 - 2 x 2 Inverted99207 · ×8 · Light Bluish Gray -
Brick 1 x 13005 · ×2 · Black -
Brick 1 x 13005 · ×2 · White -
Brick 1 x 23004 · ×2 · Dark Bluish Gray -
Brick 1 x 23004 · ×2 · White -
Brick 1 x 33622 · ×1 · Black -
Brick 1 x 43010 · ×1 · Dark Bluish Gray -
Brick 1 x 63009 · ×1 · Dark Bluish Gray -
Brick 2 x 2 Corner2357 · ×1 · Light Bluish Gray -
Brick 2 x 33002 · ×1 · White -
Brick 2 x 43001 · ×2 · Dark Bluish Gray -
Brick 2 x 62456 · ×2 · Light Bluish Gray -
Brick and Axle Separator v2.096874 · ×1 · Orange -
Brick Special 1 x 1 with Headlight4070 · ×15 · White -
Brick Special 1 x 1 with Stud on 1 Side87087 · ×22 · Light Bluish Gray -
Brick Special 1 x 2 with Grille2877 · ×6 · White -
![Dish 3 x 3 Inverted [Radar]](https://cdn.rebrickable.com/media/parts/elements/4179580.jpg)
Dish 3 x 3 Inverted [Radar]43898 · ×1 · White -
Lever Small Base with White Lever298c04 · ×19 · White -
Panel 1 x 1 x 1 Corner6231 · ×4 · White -
![Panel 1 x 2 x 1 [Rounded Corners]](https://cdn.rebrickable.com/media/parts/elements/6146215.jpg)
Panel 1 x 2 x 1 [Rounded Corners]4865b · ×9 · White -
![Panel 1 x 4 x 1 with Rounded Corners [Thin Wall]](https://cdn.rebrickable.com/media/parts/elements/4143943.jpg)
Panel 1 x 4 x 1 with Rounded Corners [Thin Wall]15207 · ×3 · White -
Plate 1 x 13024 · ×18 · White -
Plate 1 x 13024 · ×13 · Trans-Light Blue -
Plate 1 x 13024 · ×4 · Black -
Plate 1 x 23023 · ×155 · Trans-Light Blue -
Plate 1 x 23023 · ×6 · Black -
Plate 1 x 23023 · ×15 · White -
Plate 1 x 33623 · ×3 · White -
Plate 1 x 43710 · ×1 · White -
Plate 1 x 63666 · ×2 · White -
Plate 1 x 63666 · ×1 · Light Bluish Gray -
Plate 1 x 63666 · ×2 · Medium Blue -
Plate 2 x 122445 · ×6 · Black -
Plate 2 x 164282 · ×2 · Black -
Plate 2 x 23022 · ×13 · White -
Plate 2 x 2 Corner2420 · ×2 · White -
Plate 2 x 33021 · ×7 · White -
Plate 2 x 43020 · ×6 · White -
Plate 2 x 43020 · ×27 · Medium Blue -
Plate 2 x 63795 · ×6 · Light Bluish Gray -
Plate 2 x 63795 · ×3 · Black -
Plate 2 x 63795 · ×1 · White -
Plate 8 x 1692438 · ×3 · Dark Bluish Gray -
Plate Special 1 x 2 with 1 Stud with Groove (Jumper)3794b · ×5 · White -
Plate Special 1 x 2 with 1 Stud with Groove (Jumper)3794b · ×18 · Light Bluish Gray -
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)15573 · ×1 · Dark Bluish Gray -
Plate Special 2 x 2 with Groove and Center Stud (Jumper)87580 · ×1 · Black