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LEGO Architecture 21005 Fallingwater

2009811 piecesno minifigures

LEGO 21005 Fallingwater

Specifications

Set number21005
Release year2009
Piece count811
Launch retail price$99.99 / £74.99 (Brickset)
Sale periodFebruary 2010 to June 2015
Minifigures0
ThemeArchitecture
Building instructionsDownload the instructions on lego.com

Where to buy set 21005

Also on: Amazon.co.uk · Amazon.ca

Price and availability are provided by partner stores and may change at any time.

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LEGO set 21005 Fallingwater, released in 2009 as part of the Architecture line, has 811 pieces. Its inventory breaks down into 60 different lots, across 7 colors.

Inventory of set 21005

The inventory of set 21005 lists 811 pieces, spare parts excluded: 60 different lots (one shape in one color) for 45 part shapes. The box also contains 5 spare parts, for small elements that are easy to lose.

Colors of set 21005

Main color: tan, making up 72% of the parts, followed by trans-clear (12%) and dark green (8.5%).

ColorPartsShare
Tan58072%
Trans-Clear9612%
Dark Green698.5%
Dark Bluish Gray323.9%
Reddish Brown141.7%
Light Bluish Gray141.7%
Black60.7%

Part types

TypePartsShare
Plates44255%
Tiles15018%
Bricks13116%
Panels415.1%
Plates Round Curved and Dishes283.5%
Bricks Special101.2%

Most common parts in set 21005

PartColorQuantity
Plate 1 x 2 3023Tan90
Plate 1 x 3 3623Tan73
Plate 1 x 4 3710Tan57
Tile 1 x 2 with Groove 3069bTan54
Tile 1 x 2 with Groove 3069bTrans-Clear52
Plate 1 x 2 3023Trans-Clear44
Plate 1 x 6 3666Dark Green38
Brick 1 x 1 3005Dark Green31
Panel 1 x 2 x 1 [Square Corners] 4865aTan23
Brick 1 x 8 3008Tan21

44 of the 45 part shapes in this set have their own page on Setobrick, with their colors, element numbers and the other sets that use them. See all LEGO parts

Exclusive parts in set 21005

One part shape in set 21005 appears in no other set in the catalog, most often a printed element, a sticker or a mold specific to the model. If it gets lost, you will need to look for it individually, for example on BrickLink, rather than in another set.

PartColor
Tile 1 x 8 with 'Fallingwater' Print 4162pr0003Tan

Rebuilding set 21005 from another set

Share of the parts of set 21005 found in each of these similarly sized sets, counting shape, colour and quantity:

SetFoundPartsRelease year
75290 Mos Eisley Cantina48%3,1872020
10278 Police Station35%2,9232021
76419 Hogwarts Castle and Grounds33%2,6602023
910034 Brick Cross33%3,0502024
21042 Statue of Liberty32%1,6852018

No similarly sized set goes above 48%: the model relies on a little-shared assortment, most of which has to be gathered piece by piece.

Size of set 21005 within its line

With 811 pieces, set 21005 ranks #19 out of 64 Architecture sets in our database, which have an average of 846 parts. Among the 254 sets released in 2009, it ranks #22.

The set in 3D

Spin the official model of the set, brick by brick.

Load the 3D model

3D model: Orion Pobursky, LDraw.org Official Model Repository (CCAL 2.0 licence)

Frequently asked questions

How much was LEGO 21005 at launch?

The launch retail price of 21005 Fallingwater was $99.99 / £74.99 (source: Brickset). It was on sale from February 2010 to June 2015.

How many pieces does LEGO set 21005 Fallingwater have?

LEGO set 21005 Fallingwater has 811 pieces. It was released in 2009 as part of the Architecture theme.

What year was LEGO set 21005 released?

Set 21005 Fallingwater was released in 2009 and belongs to the Architecture theme.

Which minifigures are included in set 21005?

LEGO set 21005 Fallingwater does not include any minifigures.

Where can I find the building instructions for set 21005?

The instructions for LEGO set 21005 Fallingwater can be downloaded free as a PDF from the official lego.com website, under “Building Instructions”, by entering the number 21005.

What is the main color of LEGO set 21005?

Tan, with 580 out of 811 pieces, or 72%. Next come trans-clear (12%) and dark green (8.5%).

How many different parts does set 21005 contain?

Set 21005 has 60 different lots (one shape in one color), covering 45 part shapes. Most common part: Plate 1 x 2 in tan, with 90 copies.

Does LEGO set 21005 contain any exclusive parts?

Yes: one part shape exists in no other set: Tile 1 x 8 with 'Fallingwater' Print.

Which similarly sized set contains the most parts from set 21005?

Set 75290 Mos Eisley Cantina, released in 2020: it supplies 48%, counting shapes, colors and quantities.

Set number21005
Release year2009
ThemeArchitecture
Piece count811
Minifigures0
SetobrickData: Rebrickable
Spec sheet updated on 2026-09-30