Top 16 Largest LEGO Sets in 2021

LEGO has been making lots of popular LEGO sets including from LEGO Hard to Find/18+ and more. Have you ever wondered what are the top 16 largest LEGO sets in 2021 are? They are probably some of the very best and most expensive LEGO sets made considering the size of it. Each of the top 16 biggest 2021 LEGO sets contains over 4000 pieces. The largest set contains a whopping 9036 pieces.

For reference, we are only listing the sets that are currently available at retail prices at LEGO Shop at Home (USA | Canada | UK | Australia) in 2021. You can search the product number on the site there to locate the sets.

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Top 16 Largest LEGO Sets in 2021

1) LEGO Creator Expert 10276 Colosseum

  • Retail Price: $549.99 USD / $649.99 CAD
  • Pieces: 9036
  • Recommended Age: 18+
  • Year Released: 2020
  • Minifigures: None

This is by far the biggest LEGO set ever created. It overtook the LEGO Star Wars 75192 Millennium Falcon in 2020. The set features the Colosseum from Ancient Rome in the country of Italy.

2) LEGO Star Wars 75192 Millennium Falcon UCS (Ultimate Collector Series)

  • Retail Price: $799.99 USD / $899.99 CAD
  • Pieces: 7541
  • Recommended Age: 16+
  • Year Released: 2017
  • Minifigures: 4

Until the release of LEGO 10276 Colosseum, this set was the biggest LEGO set ever made. It stayed on the list for 3 years as the biggest set. It features the massive re-creation in LEGO form of the famous Millennium Falcon from the Star Wars universe. This is by far one of the most expensive LEGO sets ever created. It surpasses the price of even the LEGO Creator Expert 10276 Colosseum despite it being a bigger set than the Millennium Falcon.

3) LEGO Harry Potter 71043 Hogwarts Castle 

  • Retail Price: $399.99 USD / $499.99 CAD
  • Pieces: 6020
  • Recommended Age: 16+
  • Year Released: 2018
  • Minifigures: 4 minifigures; 27 microfigures

LEGO Harry Potter fans would be delighted to see the Hogwarts Castle in such large massive form. This is a microscale version as it includes 27 microfigures as well.

4) LEGO Creator Expert 10256 Taj Mahal 

  • Retail Price: $369.99 USD / $449.99 CAD
  • Pieces: 5923
  • Recommended Age: 16+
  • Year Released: 2017
  • Minifigures: None

This is LEGO’s version of the actual Taj Mahal Palace in the Indian city of Agra. This set was released back in 2017 as part of the LEGO Creator Expert line. There are no minifigures but it contains 5923 pieces. Its a relaunch of the 2008 model 10189 Taj Mahal.

5) LEGO Ninjago 71741 City Gardens 

  • Retail Price: $299.99 USD / $399.99 CAD
  • Pieces: 5685
  • Recommended Age: 14+
  • Year Released: 2021
  • Minifigures: 19

This is by far the biggest LEGO Ninjago set ever created. It celebrates the 10th anniversary of LEGO Ninjago. The detailed model has 5 tiers that can be split apart for lots of playtime.

6) LEGO Harry Potter 75978 Diagon Alley

  • Retail Price: $399.99 USD / $499.99 CAD
  • Pieces: 5544
  • Recommended Age: 16+
  • Year Released: 2020
  • Minifigures: 14

Unlike the LEGO Harry Potter 71043 Hogwarts Castle, this LEGO Harry Potter set is in minifigure scale. It includes several separate Harry Potter buildings. The set contains 5544 pieces which is a significant size.

7) LEGO Star Wars 75252 Imperial Star Destroyer UCS (Ultimate Collector Series)

  • Retail Price: $699.99 USD / $849.99 CAD
  • Pieces: 4784
  • Recommended Age: 16+
  • Year Released: 2019
  • Minifigures: None

Like the LEGO Star Wars 75192 Millennium Falcon UCS set, the LEGO Star Wars 75252 Imperial Star Destroyer UCS has no minifigures as well. However, there are lots of details. It features a display stand and fact plaque which makes it a great display piece.

8) LEGO Creator Expert 10261 Roller Coaster

  • Retail Price: $379.99 USD / $479.99 CAD
  • Pieces: 4124
  • Recommended Age: 16+
  • Year Released: 2018
  • Minifigures: 11

Amusement park fans will definitely love this LEGO set. LEGO Creator Expert 10261 Roller Coaster features a realistic model where you can activate the roller coaster chain lift by spinning it. To make it even more real, you have the option to add LEGO power functions or LEGO BOOST (not included in the set).

9) LEGO Technic 42100 Liebherr R 9800 Excavator 

  • Retail Price: $449.99 USD / $549.99 CAD
  • Pieces: 4108
  • Recommended Age: 12+
  • Year Released: 2018
  • Minifigures: None

You can control this set with the LEGO Technic Control App. Its powered by 7 motors and would make a great gift for adults that enjoy have a more challenging build.

10) LEGO Disney 71040 Disney Castle

  • Retail Price: $349.99 USD / $399.99 CAD
  • Pieces: 4080
  • Recommended Age: 16+
  • Year Released: 2016
  • Minifigures: 5

This is the biggest LEGO Disney set made. It features the Walt Disney Castle that can be found in worldwide Disney Land & Disney World parks. You can now build this ultimate creation in LEGO form.

11) LEGO Star Wars 75159 Death Star UCS (Ultimate Collector Series)

  • Retail Price: $499.99 USD / $599.99 CAD
  • Pieces: 4016
  • Recommended Age: 14+
  • Year Released: 2016
  • Minifigures: 23 minifigures and 2 astromech droid

This is a remake of the 2008 LEGO Star Wars 10188 Death Star. Aside from a new box art and a few minor changes in the set, you wouldn’t be able to tell much difference between LEGO 10188 Death Star and 75159 Death Star. However, the re-release of the 2016 version saw a $100 increase in USD and CAD compared to the 2008 version. The 2008 version was priced at $399.99 USD / $499.99 CAD. However, there is inflation so a price increase is expected. This LEGO Death Star features tons of playability in each room featuring different LEGO Star Wars scenes. A child can definitely have hours of play from this giant set.

12) LEGO Creator Expert 10255 Assembly Square

  • Retail Price: $279.99 USD / $339.99 CAD
  • Pieces: 4002
  • Recommended Age: 16+
  • Year Released: 2017
  • Minifigures: 8

This is the biggest LEGO Modular Building ever released and is one of the more expensive LEGO Modular Buildings. It contains 8 minifigures plus a baby figure as well.

13) LEGO Creator Expert 10272 Old Trafford-Manchester United

  • Retail Price: $299.99 USD / $349.99 CAD
  • Pieces: 3898
  • Recommended Age: 16+
  • Year Released: 2020
  • Minifigures: None

This would make a great gift for Manchester United fans as they can rebuild the Old Trafford in LEGO form. This stadium is famous for football clubs. The set was released in 2020.

14) LEGO Technic 42115 Lamborghini Sián FKP 37

  • Retail Price: $379.99 USD / $489.99 CAD
  • Pieces: 3696
  • Recommended Age: 18+
  • Year Released: 2020
  • Minifigures: None

The LEGO Lamborghini Sian FKP 37 includes features such as scissor doors, front and rear hood that opens, V12 engine and more. A great gift for adults!

15) LEGO Technic 42083 Technic Bugatti Chiron

  • Retail Price: $349.99 USD / $399.99 CAD
  • Pieces: 3599
  • Recommended Age: 16+
  • Year Released: 2020
  • Minifigures: None

This 1:8 model scale of the Bugatti Chiron has lots of details and LEGO Technic pieces. It features an authentic interior, a unique serial number and more. A must have for any car lover.

16) LEGO DC Comics Super Heroes 76139 Batman 1989 Batmobile

  • Retail Price: $249.99 USD / $349.99 CAD
  • Pieces: 3308
  • Recommended Age: 16+
  • Year Released: 2020
  • Minifigures: 3

You can rebuild the classic Batmobile from the Batman movie in the LEGO 76139 Batman 1989 Batmobile. There is a detailed cockpit, slide open cockpit, pop up machine guns and more. It also includes a minifigure display stand for the 3 minifigures included in the set.

And that’s a wrap for the top 16 biggest LEGO sets in 2021! You can buy these sets currently at the official LEGO Shop (USA | Canada | UK | Australia). Make sure to check our article for the Top 5 & Best LEGO IDEAS sets in 2021 as well.

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Wade Dever

Love the list but it’s misleading. The lamborghini should be listed on here. Plus the Bugatti wasn’t released in 2020. It was released in 2017.those are the first things that I noticed.