Setobrick

LEGO Architecture 21020 Trevi Fountain

2014731 piecesno minifigures

LEGO 21020 Trevi Fountain

Specifications

Set number21020
Release year2014
Piece count731
Minifigures0
ThemeArchitecture
Building instructionsDownload the instructions on lego.com

Where to buy set 21020

Also on: Amazon.co.uk · Amazon.ca

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LEGO set 21020 Trevi Fountain, released in 2014 as part of the Architecture line, has 731 pieces. Its inventory breaks down into 85 different lots, across 7 colors.

Inventory of set 21020

The inventory of set 21020 lists 731 pieces, spare parts excluded: 85 different lots (one shape in one color) for 65 part shapes. The box also contains 10 spare parts, for small elements that are easy to lose.

Colors of set 21020

Main color: white, making up 47% of the parts, followed by trans-light blue (22%) and light bluish gray (17%).

ColorPartsShare
White34047%
Trans-Light Blue15922%
Light Bluish Gray12717%
Trans-Clear608.2%
Dark Bluish Gray223%
Black223%
Orange10.1%

Part types

TypePartsShare
Plates22531%
Bricks15922%
Plates Special9513%
Tiles9413%
Bricks Sloped557.5%
Plates Round Curved and Dishes405.5%

Most common parts in set 21020

PartColorQuantity
Plate 1 x 2 3023Trans-Light Blue97
Brick 1 x 1 3005White40
Plate Round 1 x 1 with Solid Stud 6141White40
Brick 1 x 1 3005Trans-Light Blue34
Plate 1 x 1 3024Trans-Light Blue28
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope) 54200Light Bluish Gray28
Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper) 15573White25
Plate 1 x 1 3024Trans-Clear24
Plate Special 2 x 2 with Groove and Center Stud (Jumper) 87580White22
Brick 1 x 1 3005Trans-Clear18

64 of the 65 part shapes in this set have their own page on Setopedia, with their colors, element numbers and the other sets that use them. See all LEGO parts

Exclusive parts in set 21020

One part shape in set 21020 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 'Trevi Fountain' Print 4162pr0035Black

Rebuilding set 21020 from another set

Share of the parts of set 21020 found in each of these similarly sized sets, counting shape, colour and quantity:

SetFoundPartsRelease year
21062 Trevi Fountain33%1,8802025
4000038 LEGO Campus31%1,4942022
10260 Downtown Diner30%2,4802018
75308 R2-D229%2,3142021
910004 Winter Chalet28%2,7082023

No similarly sized set goes above 33%: the model relies on a little-shared assortment, most of which has to be gathered piece by piece.

Size of set 21020 within its line

With 731 pieces, set 21020 ranks #24 out of 64 Architecture sets in our database, which have an average of 846 parts. Among the 478 sets released in 2014, it ranks #40.

The set in 3D

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

Load the 3D model

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

Frequently asked questions

How many pieces does LEGO set 21020 Trevi Fountain have?

LEGO set 21020 Trevi Fountain has 731 pieces. It was released in 2014 as part of the Architecture theme.

What year was LEGO set 21020 released?

Set 21020 Trevi Fountain was released in 2014 and belongs to the Architecture theme.

Which minifigures are included in set 21020?

LEGO set 21020 Trevi Fountain does not include any minifigures.

Where can I find the building instructions for set 21020?

The instructions for LEGO set 21020 Trevi Fountain can be downloaded free as a PDF from the official lego.com website, under “Building Instructions”, by entering the number 21020.

What is the main color of LEGO set 21020?

White, with 340 out of 731 pieces, or 47%. Next come trans-light blue (22%) and light bluish gray (17%).

How many different parts does set 21020 contain?

Set 21020 has 85 different lots (one shape in one color), covering 65 part shapes. Most common part: Plate 1 x 2 in trans-light blue, with 97 copies.

Does LEGO set 21020 contain any exclusive parts?

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

Which similarly sized set contains the most parts from set 21020?

Set 21062 Trevi Fountain, released in 2025: it supplies 33%, counting shapes, colors and quantities.

Set number21020
Release year2014
ThemeArchitecture
Piece count731
Minifigures0
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-30