Most Valuable Castle Lion Knights LEGO Sets

The most valuable Castle Lion Knights LEGO sets by current market value. This list ranks 24 sets by current BrickPicker value, refreshed from live market data. Right now the top spot belongs to Knight's Challenge at $4,074. The top 5 alone account for about 66% of the value on this list. Every entry links to its full price history and marketplace listings. Updated 2026-07-22.

#	Name	Value	Growth	/ piece
1	Knight's Challenge Castle · 1988	$4,074	+20282%	$30.87
2	King's Mountain Fortress Castle · 1990	$2,700	+4555%	$6.21
3	King's Castle Castle · 1984	$2,600	+4828%	$3.91
4	Guarded Inn Castle · 1986	$1,236	+6158%	$5.37
5	Knight's Challenge Castle · 1989	$799	+3534%	$4.76
6	Prisoner Convoy Castle · 1985	$753	+3668%	$6.55
7	Siege Tower Castle · 1984	$680	+3786%	$3.15
8	Armor Shop Castle · 1986	$536	—	$4.70
9	Maiden's Cart Castle · 1986	$494	+8902%	$11.49
10	Treasure Cart Castle · 1997	$419	+20943%	$18.21
11	Guarded Inn Castle · 2001	$346	+1286%	$1.37
12	Jousting Knights Castle · 1984	$325	+6090%	$8.78
13	Blacksmith Shop Castle · 1984	$315	+3305%	$3.42
14	Supply Wagon Castle · 1984	$271	+8962%	$7.74
15	Horse Cart Castle · 1984	$268	+5270%	$6.38
16	Viking Voyager Castle · 1987	$260	+2261%	$2.62
17	Dungeon Hunters Castle · 1990	$255	+1896%	$2.42
18	Siege Cart Castle · 1986	$240	+6777%	$4.44
19	Twin-Arm Launcher Castle · 1988	$213	+2400%	$2.76
20	Knights' Arsenal Castle · 1987	$172	+3947%	$4.65
21	Treasure Chest Castle · 1992	$159	+7877%	$6.90
22	King's Oarsmen Castle · 1987	$157	+4077%	$3.48
23	Treasure Cart Castle · 1992	$73	+3558%	$3.17
24	King's Catapult Castle · 1991	$30	+903%	$0.91