LEGO Ideas (formerly known as LEGO Cuusoo) allows fans to submit ideas for products to be turned into potential sets available commercially, with the original designer receiving 1% of the royalties. The ideas theme has produced dozens of sets so far, with about half a dozen new sets released each year. To collectors, the theme has proved wildly successful and has seen an average collector growth in the ten to twenty percent range per year, with original sets such as the Shinkai 6500 Submarine, set #001, seeing much greater returns. Here you can find the top most valuable LEGO Ideas/Cuusoo sets by growth.
Most valuable set
21100 Shinkai 6500 Submarine $1,041.79
Largest set
21330 Home Alone 3,955 pieces
Set with the most minifigures
21336 The Office 15 minifigures
Most owned set
21319 Central Perk

21100 Shinkai 6500 Submarine

Theme / Subtheme Ideas / Scientific
Year 2010
Pieces 412
Availability Retired
Only 10,000 sets were ever produced by LEGO.
21100 LEGO Ideas Shinkai 6500 Submarine
Retail $49.99
Value $1,041.79
Growth  +1984.0%
Annual growth 7.6%

21104 NASA Mars Science Laboratory Curiosity Rover

Theme / Subtheme Ideas / NASA
Year 2014
Pieces 295
Availability Retired
It features a 6-wheel rocker-bogie suspension, articulated robotic arm, multiple camera sets, a display plate with LEGO brick Martian rocks, building instructions, and an information booklet on Mars exploration and the Curiosity Rover.
21104 LEGO Ideas NASA Mars Science Laboratory Curiosity Rover
Retail $29.99
Value $350.00
Growth  +1067.1%
Annual growth 15.0%

21101 Hayabusa

Theme / Subtheme Ideas / Licensed
Year 2012
Pieces / Minifigs 369 / 1
Availability Retired
It consists of a detailed Japanese spacecraft with solar panels, moving equipment, a satellite dish, gold elements, display stand with name labels, and a minifigure. It is the second set to be approved by LEGO CUUSOO.
21101 LEGO Ideas Hayabusa
Retail $49.99
Value $286.55
Growth  +473.2%
Annual growth 6.3%

21314 TRON Legacy

Theme / Subtheme Ideas / Licensed
Year 2018
Pieces / Minifigs 230 / 3
Availability Retired
It features two buildable Light Cycles with minifigure seats and translucent light elements, a divisible TRON grid for display or chase scenes, and three minifigures: Sam Flynn, Quorra, and Rinzler. It is adapted from a project proposed by 'BrickBros UK' members.
21314 LEGO Ideas TRON Legacy
Retail $34.99
Value $191.60
Growth  +447.6%
Annual growth 29.9%

21303 WALL-E

Theme / Subtheme Ideas / Licensed
Year 2015
Pieces 677
Availability Retired
It features a posable robot with a movable neck, adjustable head, articulated arms with gripping hands, an opening trunk, rolling tracks, and a small plant element. It also includes a booklet about the designer and the animated film. It was submitted to Ideas by fan designer Angus MacLane who was a Pixar Directing Animator.
21303 LEGO Ideas WALL-E
Retail $59.99
Value $279.88
Growth  +366.5%
Annual growth 17.5%

21306 The Beatles Yellow Submarine

Theme / Subtheme Ideas / Licensed
Year 2016
Pieces / Minifigs 550 / 5
Availability Retired
The set is based on fan designer Kevin Szeto for Ideas and was completed by LEGO Designer Justin Ramsden for the released version. The set feature 4 minifigures including all the Beatles, John Lennon, Paul McCartney, George Harrison and Ringo Starr and also a Jeremy figure.
21306 LEGO Ideas The Beatles Yellow Submarine
Retail $59.99
Value $277.20
Growth  +362.1%
Annual growth 19.8%

21302 The Big Bang Theory

Theme / Subtheme Ideas / Licensed
Year 2015
Pieces / Minifigs 484 / 7
Availability Retired
It is the 10th LEGO Ideas set and based upon the popular American sitcom "The Big Bang Theory". The set contains Leonard and Sheldon's apartment along with all of the main characters of the show, Leonard, Sheldon, Penny, Howard, Raj, Amy and Bernadette.
21302 LEGO Ideas The Big Bang Theory
Retail $59.99
Value $254.52
Growth  +324.3%
Annual growth 16.5%

21304 Doctor Who

Theme / Subtheme Ideas / Licensed
Year 2015
Pieces / Minifigs 623 / 6
Availability Retired
It features a detailed LEGO replica of the TARDIS from the BBC series, with an opening TARDIS, a detachable interior console room. It was submitted in February 2014 by fan designer Andrew Clark (AndrewClark2) who is a Senior Artist at Firaxis Games.
21304 LEGO Ideas Doctor Who
Retail $59.99
Value $245.72
Growth  +309.6%
Annual growth 15.9%

21103 The DeLorean Time Machine

Theme / Subtheme Ideas / Licensed
Year 2013
Pieces / Minifigs 401 / 2
Availability Retired
This was the fourth LEGO CUUSOO product called Back to the Future Time Machine created by m.togami (Masashi) and released as set 21103 The DeLorean Time Machine.
21103 LEGO Ideas The DeLorean Time Machine
Retail $34.99
Value $133.86
Growth  +282.6%
Annual growth 5.7%

21108 Ghostbusters Ecto-1

Theme / Subtheme Ideas / Licensed
Year 2014
Pieces / Minifigs 508 / 4
Availability Retired
It features a buildable car with Ghostbusters logos, removable roof, tracking computer, and paranormal detection equipment, along with four minifigures of Peter Venkman, Ray Stantz, Egon Spengler, and Winston Zeddemore, each equipped with a proton pack. This was the first official set with in the LEGO Ideas them (the old theme was technically LEGO Cuusoo). The set is based on LEGO Ghostbusters project by user fan designer Brent Waller in March 2013.
21108 LEGO Ideas Ghostbusters Ecto-1
Retail $49.99
Value $169.99
Growth  +240.0%
Annual growth 13.6%

21301 Birds

Theme / Subtheme Ideas / Scientific
Year 2015
Pieces 580
Availability Retired
It features models of a Robin, Blue Jay, and Hummingbird, each from different continents. Each bird comes with a presentation stand displaying its scientific name.
21301 LEGO Ideas Birds
Retail $44.99
Value $150.00
Growth  +233.4%
Annual growth 7.9%

21310 Old Fishing Store

Theme Ideas
Year 2017
Pieces / Minifigs 2,049 / 4
Availability Retired
It features an Old Fishing Store with a detailed shop, connected lookout tower, office, 2 removable roofs, opening back wall, 4 minifigures (captain, fisherman, fisherwoman and a child), a cat, and 3 seagulls.
21310 LEGO Ideas Old Fishing Store
Retail $149.99
Value $480.31
Growth  +220.2%
Annual growth 16.6%

21305 Maze

Theme Ideas
Year 2016
Pieces 769
Availability Retired
The ultimate value of the Maze set designed by Jason Alleman is that it encourages builders to look at LEGO as a way to construct a real world object.
21305 LEGO Ideas Maze
Retail $69.99
Value $197.11
Growth  +181.6%
Annual growth 5.1%

21311 Voltron

Theme / Subtheme Ideas / Licensed
Year 2018
Pieces 2,321
Availability Retired
Based on the fan project Voltron – Defender of the Universe by builder len_d69, this was the 22nd LEGO Ideas set and, at the time, both the largest mech-based and largest LEGO Ideas set ever produced.
21311 LEGO Ideas Voltron
Retail $179.99
Value $497.88
Growth  +176.6%
Annual growth 16.9%

21110 Research Institute

Theme / Subtheme Ideas / Scientific
Year 2014
Pieces / Minifigs 165 / 3
Availability Retired
It includes paleontologist, astronomer and chemist (Dr. Ellen Kooijman) female minifigures with paleontology, astronomy, and chemistry scenes on 6x6 baseplates.
21110 LEGO Ideas Research Institute
Retail $19.99
Value $49.99
Growth  +150.1%
Annual growth 6.8%

21309 NASA Apollo Saturn V

Theme / Subtheme Ideas / NASA
Year 2017
Pieces 1,969
Availability Retired
The set is based on the original LEGO Ideas project for the Saturn V conceived by Felix Stiessen and Valérie Roche in 2014.
21309 LEGO Ideas NASA Apollo Saturn V
Retail $119.99
Value $287.04
Growth  +139.2%
Annual growth 14.4%

92176 NASA Apollo Saturn V

Theme / Subtheme Ideas / NASA
Year 2020
Pieces 1,969
Availability Retired
It features a 1 meter tall NASA Apollo Saturn V model with 3 removable rocket stages, lunar lander, lunar orbiter, 3 astronaut microfigures, 3 display stands, and a booklet about Apollo missions. It is a re-released version of 21309-1.
92176 LEGO Ideas NASA Apollo Saturn V
Retail $119.99
Value $286.17
Growth  +138.5%
Annual growth 28.1%

21109 Exo-Suit

Theme Ideas
Year 2014
Pieces / Minifigs 321 / 2
Availability Retired
It features a posable Exo Suit with an opening cockpit, grabbing claws, and modular design. Includes Pete, Yve minifigures, and a robot turtle.
21109 LEGO Ideas Exo-Suit
Retail $34.99
Value $79.99
Growth  +128.6%
Annual growth 8.0%

92177 Ship in a Bottle

Theme Ideas
Year 2020
Pieces 953
Availability Retired
It is a re-release of set 21313-1 from 2018 based on the LEGO Ideas project "Ship In A Bottle, The Flagship Leviathan" by Jake Sadovich (JakeSadovich77).
92177 LEGO Ideas Ship in a Bottle
Retail $69.99
Value $156.42
Growth  +123.5%
Annual growth 20.2%

21313 Ship in a Bottle

Theme Ideas
Year 2018
Pieces 962
Availability Retired
The set was designed by screenprinter Jake Sadovich of Garden City, Idaho, US. Jake reached 10K votes on the LEGO Idea site in only 48 days back in late 2016 and the project was selected to be created.
21313 LEGO Ideas Ship in a Bottle
Retail $69.99
Value $155.70
Growth  +122.5%
Annual growth 13.3%
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