In 2020, LEGO released 6 Ideas sets across 2 subthemes. Subthemes for that year included Licensed and NASA. For that year, the total price of all retail sets cost $980, today those sets are valued around $1,518, a growth of 55%.
Most valuable 2020 LEGO Ideas set
21323 Grand Piano $399.99
Highest growth 2020 Ideas set
92176 NASA Apollo Saturn V +135.89%
Most owned 2020 Ideas set
21321 International Space Station
6 sets

21321 International Space Station

Theme / Subtheme Ideas / NASA
Year 2020
Pieces 864
Availability Retired
21321 LEGO Ideas NASA International Space Station
Retail $69.99
Value $130.00
Growth  +85.7%
Annual growth 18.7%

21322 Pirates of Barracuda Bay

Theme Ideas
Year 2020
Pieces / Minifigs 2,545 / 10
Availability Retired
21322 LEGO Ideas Pirates of Barracuda Bay
Retail $199.99
Value $357.50
Growth  +78.8%
Annual growth 13.3%

21323 Grand Piano

Theme Ideas
Year 2020
Pieces 3,662
Availability Limited retail (Retiring soon)
21323 LEGO Ideas Grand Piano
Retail $399.99
Available at retail
Retiring soon

21324 123 Sesame Street

Theme / Subtheme Ideas / Licensed
Year 2020
Pieces / Minifigs 1,367 / 6
Availability Retired
21324 LEGO Ideas 123 Sesame Street
Retail $119.99
Value $197.15
Growth  +64.3%
Annual growth 14.3%

92176 NASA Apollo Saturn V

Theme / Subtheme Ideas / NASA
Year 2020
Pieces 1,969
Availability Retired
92176 LEGO Ideas NASA Apollo Saturn V
Retail $119.99
Value $283.04
Growth  +135.9%
Annual growth 26.9%

92177 Ship in a Bottle

Theme Ideas
Year 2020
Pieces 953
Availability Retired
92177 LEGO Ideas Ship in a Bottle
Retail $69.99
Value $150.00
Growth  +114.3%
Annual growth 18.6%