In 2009, LEGO released 7 Castle sets across 2 subthemes, all of these sets have been retired. Subthemes for that year included Battle Pack and Fantasy Era. For that year, the total price of all retail sets cost $290, today those sets are valued around $1,957, a growth of 575%.
Most valuable 2009 LEGO Castle set
7097 Trolls' Mountain Fortress $550.45
Highest growth 2009 Castle set
7079 Drawbridge Defense +1142.41%
Largest 2009 LEGO Castle set
10193 Medieval Market Village 1,601 pieces
7 sets

5372 Skeleton Chariot

Theme / Subtheme Castle / Fantasy Era
Year 2009
Pieces / Minifigs 19 / 1
Availability Retired
5372 LEGO Castle Skeleton Chariot
promotional
Value $88.80
Annual growth 37.4%

7078 King's Battle Chariot

Theme / Subtheme Castle / Fantasy Era
Year 2009
Pieces / Minifigs 103 / 4
Availability Retired
7078 LEGO Castle King's Battle Chariot
Retail $19.99
Value $155.19
Growth  +676.3%
Annual growth 8.6%

7079 Drawbridge Defense

Theme / Subtheme Castle / Fantasy Era
Year 2009
Pieces / Minifigs 335 / 7
Availability Retired
7079 LEGO Castle Drawbridge Defense
Retail $39.99
Value $496.84
Growth  +1142.4%
Annual growth 10.8%

7097 Trolls' Mountain Fortress

Theme / Subtheme Castle / Fantasy Era
Year 2009
Pieces / Minifigs 844 / 10
Availability Retired
7097 LEGO Castle Trolls' Mountain Fortress
Retail $99.99
Value $550.45
Growth  +450.5%
Annual growth 8.3%

10193 Medieval Market Village

Theme / Subtheme Castle / Fantasy Era
Year 2009
Pieces / Minifigs 1,601 / 8
Availability Retired
10193 LEGO Castle Medieval Market Village
Retail $99.99
Value $377.74
Growth  +277.8%
Annual growth 10.2%

852701 Troll Warrior Battle Pack

Theme / Subtheme Castle / Battle Pack
Year 2009
Pieces / Minifigs 36 / 5
Availability Retired
852701 LEGO Castle Troll Warrior Battle Pack
Retail $14.99
Value $149.78
Growth  +899.2%
Annual growth 10.0%

852702 Dwarf Warrior Battle Pack

Theme / Subtheme Castle / Battle Pack
Year 2009
Pieces / Minifigs 45 / 5
Availability Retired
852702 LEGO Castle Dwarf Warrior Battle Pack
Retail $14.99
Value $138.60
Growth  +824.6%
Annual growth 8.9%