In 2021, LEGO released 6 Classic sets in the subtheme Creative Bricks, all of these sets have been retired. For that year, the total price of all retail sets cost $200, today those sets are valued around $227, a growth of 14%.
Most valuable 2021 LEGO Classic set
11016 Creative Building Bricks $49.99
Highest growth 2021 Classic set
11012 Creative White Bricks +69.74%
6 sets

11012 Creative White Bricks

Theme Classic
Year 2021
Pieces 60
Availability Retired
11012 LEGO Creative White Bricks
Retail $4.99
Value $8.47
Growth  +69.7%
Annual growth 9.3%

11013 Creative Transparent Bricks

Theme / Subtheme Classic / Creative Bricks
Year 2021
Pieces 500
Availability Retired
11013 LEGO Creative Bricks Creative Transparent Bricks
Retail $29.99
Value $34.18
Growth  +14.0%
Annual growth 4.9%

11014 Bricks and Wheels

Theme Classic
Year 2021
Pieces 653
Availability Retired
11014 LEGO Bricks and Wheels
Retail $39.99
Value $46.17
Growth  +15.5%
Annual growth 4.1%

11015 Around the World

Theme Classic
Year 2021
Pieces 950
Availability Retired
11015 LEGO Around the World
Retail $49.99
Value $48.40

11016 Creative Building Bricks

Theme Classic
Year 2021
Pieces 1,200
Availability Retired
11016 LEGO Creative Building Bricks
Retail $49.99
Value ~$49.99

66666 LEGO Masters 4 in 1 Value Pack

Theme Classic
Year 2021
Pieces 614
Availability Retired
66666 LEGO Masters 4 in 1 Value Pack
Retail $25.00
Value $40.00
Growth  +60.0%
Annual growth 9.6%