LEGO Sets With the Biggest Growth

Retired LEGO sets that gained the most over their original retail price. This list ranks 50 sets by gain over original retail, refreshed from live market data. Right now the top spot belongs to Castle at $8,500 (up 28,471% over retail). The top 5 alone account for about 25% 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	Castle Castle · 1981	$8,500	+28471%	$11.08
2	Maersk Line Container Ship LEGOLAND · 1974	$4,200	+27919%	$19.09
3	Knight's Joust Castle · 1981	$4,118	+25651%	$19.51
4	Knight's Challenge Castle · 1988	$4,074	+20282%	$30.87
5	Community Workers Dacta · 1985	$4,800	+15905%	$41.74
6	Exxon Gas Station Town · 1980	$2,300	+11701%	$8.61
7	Spider-Man Action Pack Studios · 2002	$2,401	+8794%	$96.02
8	Duplo Tubular Chest Duplo · 2004	$3,496	+8643%	$30.94
9	Duplo Primo Primo · 1996	$1,103	+8394%	$64.91
10	Town Bank Town · 1988	$1,504	+8028%	$8.04
11	Giraffe Bucket Duplo · 1994	$1,050	+7983%	—
12	Super Model Building Instructions Space · 1983	$1,541	+7607%	$4.92
13	Diesel Shunter Locomotive Trains · 1980	$2,311	+7605%	$15.40
14	Bumper Stack and Learn Set Primo · 1998	$1,500	+7404%	$50.00
15	Ferry Samsonite · 1968	$800	+7210%	$5.45
16	European Taxi System · 1963	$1,315	+7207%	$32.86
17	Cloud City Star Wars · 2003	$7,000	+6901%	$10.03
18	Knight's Castle Castle · 1984	$1,739	+6344%	$4.26
19	Forestmen's Crossing Castle · 1990	$1,800	+6216%	$8.70
20	Guarded Inn Castle · 1986	$1,236	+6158%	$5.37
21	Brick Yard LEGOLAND · 1975	$852	+5991%	$3.95
22	Cosmic Cruiser Space · 1982	$648	+5792%	$5.63
23	Mini Airport and Vehicle Samsonite · 1970	$736	+5564%	$3.16
24	Space cruiser and moonbase Space · 1979	$1,858	+5531%	$5.50
25	Mobile Rocket Transport Space · 1982	$759	+5528%	$3.76
26	Toa Mata Nui Bionicle · 2009	$2,700	+5301%	$7.38
27	Special Edition Naboo Starfighter Star Wars · 2002	$2,125	+5214%	$11.36
28	Galaxy Commander Space · 1983	$3,092	+5055%	$6.98
29	Tanker Truck Town · 1984	$526	+5028%	$4.96
30	Coast Guard Station LEGOLAND · 1976	$648	+4887%	$2.36
31	King's Castle Castle · 1984	$2,600	+4828%	$3.91
32	Medium Bucket, Yellow Duplo · 1999	$640	+4827%	$12.80
33	Push-Along Passenger Steam Train Trains · 1980	$2,917	+4763%	$6.53
34	Starfleet Voyager Space · 1981	$725	+4737%	$3.00
35	Semi Truck Town · 1984	$613	+4705%	$3.95
36	Robotics Invention System Upgrade Kit Mindstorms · 1999	$1,199	+4698%	$17.13
37	Eldorado Fortress Pirates · 1989	$2,863	+4673%	$5.66
38	Skull's Eye Schooner Pirates · 1993	$5,999	+4642%	$6.58
39	Fuel Tanker Town · 1984	$600	+4606%	$6.19
40	Engine Co. No. 9 Town · 1978	$700	+4570%	$2.50
41	Post Office Town · 1982	$700	+4567%	$5.26
42	King's Mountain Fortress Castle · 1990	$2,700	+4555%	$6.21
43	Moon Landing LEGOLAND · 1976	$687	+4482%	$1.89
44	Advanced Basic Set, 6+ Basic · 1976	$1,028	+4372%	$3.63
45	Particle Ionizer Space · 1990	$1,050	+4277%	$5.17
46	Village Set LEGOLAND · 1971	$1,165	+4218%	$2.40
47	Fire Station Town · 1981	$1,068	+4173%	$2.74
48	Caribbean Clipper Pirates · 1989	$2,305	+4168%	$6.10
49	Battering Ram Castle · 1987	$850	+4158%	$3.60
50	Mobile Car Crane Town · 1989	$538	+4120%	$3.09