In 2011, LEGO released 2 Harry Potter Deathly Hallows sets, all of these sets have been retired. For that year, the total price of all retail sets cost $62, today those sets are valued around $145, a growth of 134%.
Most valuable 2011 LEGO Harry Potter Deathly Hallows set
4867 Hogwarts $107.18
Highest growth 2011 Harry Potter Deathly Hallows set
4865 The Forbidden Forest +216.43%
2 sets

4865 The Forbidden Forest

Theme / Subtheme Harry Potter / Deathly Hallows
Year 2011
Pieces / Minifigs 64 / 4
Availability Retired
4865 LEGO Harry Potter Deathly Hallows The Forbidden Forest
Retail $11.99
Value $37.94
Growth  +216.4%
Annual growth 11.2%

4867 Hogwarts

Theme / Subtheme Harry Potter / Deathly Hallows
Year 2011
Pieces / Minifigs 466 / 7
Availability Retired
4867 LEGO Harry Potter Deathly Hallows Hogwarts
Retail $49.99
Value $107.18
Growth  +114.4%
Annual growth 10.1%