Most Valuable LEGO Sets of 1981

The most valuable LEGO sets released in 1981, by current market value. This list ranks 50 sets by current BrickPicker value, refreshed from live market data. Right now the top spot belongs to Castle at $8,500. 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 2026-07-21.

#	Name	Value	Growth	/ piece
1	Castle Castle · 1981	$8,500	+28471%	$11.08
2	Knight's Joust Castle · 1981	$4,118	+25651%	$19.51
3	Electric Passenger Train Set Trains · 1981	$1,723	+2361%	$3.55
4	Knight's Procession Castle · 1981	$1,133	+22607%	$23.61
5	Fire Station Town · 1981	$1,068	+4173%	$2.74
6	Power Truck Technic · 1981	$993	+3212%	$2.50
7	Starfleet Voyager Space · 1981	$725	+4737%	$3.00
8	All-Terrain Vehicle Space · 1981	$499	+3741%	$2.94
9	Red Cross Helicopter Town · 1981	$350	+2820%	$3.27
10	Summer Cottage Town · 1981	$349	+2226%	$2.42
11	Remote Controlled Decoupling and Signal 12V Trains · 1981	$271	+983%	$16.92
12	Space Probe Launcher Space · 1981	$267	+3470%	$5.14
13	Boris Bulldog and Mailbox Fabuland · 1981	$243	+6041%	$48.51
14	Silja Line Ferry Promotional · 1981	$239	—	$1.31
15	Police Van Town · 1981	$232	+5067%	$2.83
16	Ambulance Town · 1981	$215	+3492%	$3.42
17	Public Works Centre Town · 1981	$214	+614%	$0.51
18	Gas Pumps Town · 1981	$210	+6919%	$7.24
19	Dacta Buildings Dacta · 1981	$204	+191%	$0.51
20	Dune Buggy Technic · 1981	$200	+901%	$1.15
21	Universal Building Set Basic · 1981	$184	—	$1.01
22	Tractor Technic · 1981	$161	+302%	$0.26
23	Elton Elephant Fabuland · 1981	$152	+3741%	$25.28
24	Fire Chief's Car Town · 1981	$150	+3241%	$7.50
25	Basic Building Set, 5+ Basic · 1981	$150	+295%	$0.39
26	Shell Tow Truck Town · 1981	$150	+4515%	$3.95
27	Fire and Rescue Van Town · 1981	$150	+3240%	$3.84
28	Basic Building Set, 5+ Basic · 1981	$150	—	$0.61
29	Small Space Shuttle Craft Space · 1981	$142	+3452%	$3.08
30	Space Scooter Space · 1981	$136	+6737%	$6.18
31	Bonnie Bunny's Camper Fabuland · 1981	$133	+1302%	$5.32
32	Helicopter Technic · 1981	$125	+317%	$0.40
33	Road Plates and Signs Dacta · 1981	$124	+3052%	$4.15
34	Perry Panda and Chester Chimp Fabuland · 1981	$120	+2583%	$39.98
35	Barney Bear Fabuland · 1981	$120	+1501%	$7.50
36	Service Station Duplo · 1981	$117	+652%	$8.32
37	Basic Building Set, 5+ Basic · 1981	$111	+1065%	$0.81
38	Battery Wagon Service Packs · 1981	$110	—	$27.50
39	Basic Set Duplo · 1981	$108	+805%	$3.39
40	Pushrods, Cylinder Housings Service Packs · 1981	$103	—	$17.12
41	Ambulance Town · 1981	$98	+2901%	$2.50
42	Basic Building Set Basic · 1981	$85	+373%	$0.46
43	Percy Pig Fabuland · 1981	$78	+1884%	$19.59
44	Space Digger Space · 1981	$75	+2406%	$2.27
45	Bucket Loader Town · 1981	$71	+2737%	$2.08
46	Wind-Up Motor Basic · 1981	$53	—	$5.30
47	Helicopter Duplo · 1981	$53	+339%	$26.32
48	Basic Set Basic · 1981	$51	—	$0.52
49	Basic Set Basic · 1981	$49	—	$0.93
50	Replacement Rubber Wheel Treads for Trains Service Packs · 1981	$48	—	$6.00