Most Valuable Castle Ninja LEGO Sets

The most valuable Castle Ninja LEGO sets by current market value. This list ranks 29 sets by current BrickPicker value, refreshed from live market data. Right now the top spot belongs to Flying Ninja Fortress at $452. The top 5 alone account for about 40% of the value on this list. Every entry links to its full price history and marketplace listings. Updated 2026-07-21.

#	Name	Value	Growth	/ piece
1	Flying Ninja Fortress Castle · 1998	$452	+403%	$0.65
2	Stone Tower Bridge Castle · 1998	$390	+680%	$0.95
3	Emperor's Stronghold Castle · 1999	$390	+875%	$1.18
4	Three Minifig Pack - Ninja #3 Castle · 2000	$359	+7086%	$16.30
5	Robber's Retreat Castle · 1998	$300	+900%	$1.10
6	Three Minifig Pack - Ninja #2 Castle · 2000	$275	+5411%	$13.10
7	LEGO Shogun Go! Castle · 1998	$256	—	$10.26
8	Ninja Master's Boat Castle · 1999	$200	—	$9.52
9	Samurai Stronghold Castle · 1998	$200	—	$1.03
10	White Ninja Castle · 1999	$200	+6585%	$8.69
11	Red Ninja's Dragon Glider Castle · 1999	$186	—	$9.31
12	Ninja Fire Fortress Castle · 1999	$180	+500%	$1.08
13	One Minifig Pack - Ninja #1 Castle · 2000	$160	+3106%	$17.78
14	Ninja Shogun's Mini Base Castle · 1999	$148	—	$6.75
15	Ninja Surprise Castle · 1998	$105	+704%	$0.93
16	Ninja Knights Castle · 1999	$100	+1569%	$3.23
17	Shanghai Surprise Castle · 1999	$99	+726%	$0.97
18	White Ninja's Tank Castle · 1999	$96	—	$4.19
19	Blaze Attack Castle · 1999	$79	+427%	$0.55
20	Cart Castle · 1999	$75	+3669%	$3.13
21	Raft Castle · 1999	$69	+3376%	$2.77
22	Samurai Swordsman Castle · 1998	$57	+1803%	$4.38
23	Glider Castle · 1999	$51	+2469%	$2.22
24	Cart Castle · 1999	$50	+2413%	$2.00
25	Treasure Transport Castle · 1998	$50	+735%	$0.98
26	Master and Heavy Gun Castle · 1998	$49	—	$2.03
27	Ninpo Water Spider Castle · 1998	$48	+2287%	$1.90
28	Ninja Blaster Castle · 1999	$46	+2219%	$1.92
29	Ninpo Big Bat Castle · 1998	$34	+1588%	$1.53