In 1970, LEGO released 37 sets across 7 themes, all of these sets have been retired. For that year, the total price of all retail sets cost $170, today those sets are valued around $12,858.
Most valuable 1970 LEGO set
Weetabix Castle $2,664.34
Highest growth 1970 set
1-8 Small House Set +37916.80%
Most owned 1970 set
600 Ambulance
1970 introduced Minitalia for the Italian market and wound down Town Plan in favor of a more unified scale that would underpin late-’70s themes.
37 sets

1-8 Small House Set

Theme Minitalia
Year 1970
Pieces 67
Availability Retired
1-8 LEGO Minitalia Small House Set
Retail $1.25
Value $475.21
Growth  +37916.8%
Annual growth 11.2%

2-8 Medium House Set

Theme Minitalia
Year 1970
Pieces 109
Availability Retired
2-8 LEGO Minitalia Medium House Set
Retail $1.50
Value $354.64
Growth  +23542.7%
Annual growth 10.3%

3-6 Medium House Set

Theme Minitalia
Year 1970
Pieces 158
Availability Retired
3-6 LEGO Minitalia Medium House Set
Retail $3.25
Value $115.51
Growth  +3454.2%
Annual growth 7.8%

4-4 Large House Set

Theme Minitalia
Year 1970
Pieces 233
Availability Retired
4-4 LEGO Minitalia Large House Set
Retail $3.50
Value $313.38
Growth  +8853.7%
Annual growth 8.4%

4-6 Mini House and Vehicles

Theme / Subtheme Samsonite / Model Maker
Year 1970
Availability Retired
4-6 LEGO Samsonite Model Maker Mini House and Vehicles
Retail $4.75
Value $787.52
Growth  +16479.4%
Annual growth 9.6%

078 Roadway Base Plate

Theme / Subtheme Samsonite / Supplemental
Year 1970
Pieces 1
Availability Retired
078 LEGO Samsonite Roadway Base Plate
Retail $1.99

102A Front-End Loader

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 57
Availability Retired
102A LEGOLAND Front-End Loader
Retail $12.49
Value $394.30
Growth  +3056.9%
Annual growth 6.4%

104 4.5V Replacement Motor

Theme / Subtheme Trains / 4.5V
Year 1970
Pieces 1
Availability Retired
104 LEGO Trains 4.5V Replacement Motor
Retail $2.50
Value $26.53
Growth  +961.2%
Annual growth 4.3%

126 Steam Locomotive

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 60
Availability Retired
126 LEGOLAND Steam Locomotive
Retail $5.49
Value $679.48
Growth  +12276.7%
Annual growth 9.0%

157-3 4 Car Auto Transport

Theme / Subtheme Samsonite / Model Maker
Year 1970
Pieces 65
Availability Retired
157-3 LEGO Samsonite Model Maker 4 Car Auto Transport
Retail $4.99
Value $461.65
Growth  +9151.5%
Annual growth 8.4%

271-3 Mini-House with Vehicles

Theme / Subtheme Samsonite / Model Maker
Year 1970
Availability Retired
271-3 LEGO Samsonite Model Maker Mini-House with Vehicles
Retail $6.99
Value $1,091.60
Growth  +15516.6%
Annual growth 9.4%

311-5 Remote Control Car Set

Theme / Subtheme Samsonite / Model Maker
Year 1970
Pieces 175
Availability Retired
311-5 LEGO Samsonite Model Maker Remote Control Car Set
Retail $5.99

312 Remote Control Supplement

Theme / Subtheme Samsonite / Model Maker
Year 1970
Pieces 1
Availability Retired
312 LEGO Samsonite Model Maker Remote Control Supplement
Retail $3.99

338 Ambulance

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 74
Availability Retired
338 LEGOLAND Ambulance
Retail $5.49

346 Jumbo Jet

Theme / Subtheme Samsonite / Model Maker
Year 1970
Pieces 121
Availability Retired
346 LEGO Samsonite Model Maker Jumbo Jet
Retail $4.95

347 Fire Station

Theme / Subtheme LEGOLAND / Building
Year 1970
Pieces 320
Availability Retired
347 LEGOLAND Fire Station
Retail $5.49
Value $526.62
Growth  +9492.3%
Annual growth 8.5%

348-2 Mini-Wheel Car and Truck Set

Theme / Subtheme Samsonite / Model Maker
Year 1970
Pieces 154
Availability Retired
348-2 LEGO Samsonite Model Maker Mini-Wheel Car and Truck Set
Retail $3.99
Value $482.24
Growth  +11986.2%
Annual growth 8.9%

367-2 Mini Airport and Vehicle

Theme / Subtheme Samsonite / Model Maker
Year 1970
Availability Retired
367-2 LEGO Samsonite Model Maker Mini Airport and Vehicle
Retail $8.75
Value $1,041.35
Growth  +11801.1%
Annual growth 8.9%

445A Lighting Device Pack with Improved Plugs

Theme / Subtheme Classic / Supplemental
Year 1970
Pieces 8
Availability Retired
445A LEGO Lighting Device Pack with Improved Plugs
Retail $2.99

512 Building Set

Theme / Subtheme Duplo / Basic Set
Year 1970
Pieces 20
Availability Retired
512 LEGO Duplo Building Set
Retail $1.25
Value $34.42
Growth  +2653.6%
Annual growth 9.3%

513 Building Set

Theme / Subtheme Duplo / Basic Set
Year 1970
Pieces 29
Availability Retired
513 LEGO Duplo Building Set
Retail $2.49
Value $40.97
Growth  +1545.4%
Annual growth 5.1%

600 Ambulance

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 28
Availability Retired
600 LEGOLAND Ambulance
Retail $1.49
Value $111.80
Growth  +7403.4%
Annual growth 5.8%

601-2 Tow Truck

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 21
Availability Retired
601-2 LEGOLAND Tow Truck
Retail $2.49
Value $99.50
Growth  +3896.0%
Annual growth 6.8%

602-2 Fire Truck

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 30
Availability Retired
602-2 LEGOLAND Fire Truck
Retail $3.49
Value $281.19
Growth  +7957.0%
Annual growth 6.6%

603-3 Vintage Car

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 35
Availability Retired
603-3 LEGOLAND Vintage Car
Retail $2.99
Value $70.29
Growth  +2250.8%
Annual growth 3.5%

620-2 Fire Truck

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 40
Availability Retired
620-2 LEGOLAND Fire Truck
Retail $4.49
Value $249.93
Growth  +5466.4%
Annual growth 7.4%

621-2 Shell Tanker Truck

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 43
Availability Retired
621-2 LEGOLAND Shell Tanker Truck
Retail $3.49
Value $283.04
Growth  +8010.0%
Annual growth 5.7%

622-2 Baggage Trolley

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 33
Availability Retired
622-2 LEGOLAND Baggage Trolley
Retail $3.49
Value $85.51
Growth  +2350.1%
Annual growth 4.0%

623-2 White Car and Camper

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 38
Availability Retired
623-2 LEGOLAND White Car and Camper
Retail $3.49
Value $101.90
Growth  +2819.8%
Annual growth 3.9%

708 2m Extension Cord for Points

Theme / Subtheme Trains / 12V
Year 1970
Pieces 1
Availability Retired
708 LEGO Trains 2m Extension Cord for Points
Retail $1.00
Value $21.46
Growth  +2046.0%
Annual growth 3.3%

722-2 12V Electric Train with 2 Wagons

Theme / Subtheme Trains / 12V
Year 1970
Pieces 151
Availability Retired
722-2 LEGO 12V Electric Train with 2 Wagons
Retail $15.25
Value $1,260.42
Growth  +8165.0%
Annual growth 4.6%

723 Diesel Locomotive

Theme / Subtheme Trains / 12V
Year 1970
Pieces 95
Availability Retired
723 LEGO Trains Diesel Locomotive
Retail $8.50
Value $478.99
Growth  +5535.2%
Annual growth 5.7%

742 12v Transformer

Theme / Subtheme Trains / 12V
Year 1970
Pieces 1
Availability Retired
742 LEGO Trains 12v Transformer
Retail $9.99

800 Gears, Motor and Bricks

Theme / Subtheme Universal Building Set / Gears
Year 1970
Pieces 120
Availability Retired
800 LEGO Gears, Motor and Bricks
Retail $8.89
Value $188.76
Growth  +2023.3%
Annual growth 5.6%

801 Gear Set

Theme / Subtheme Universal Building Set / Gears
Year 1970
Pieces 115
Availability Retired
801 LEGO Gear Set
Retail $4.95
Value $76.82
Growth  +1451.9%
Annual growth 4.9%

802 Gear Supplement

Theme / Subtheme Universal Building Set / Gears
Year 1970
Pieces 30
Availability Retired
802 LEGO Gear Supplement
Retail $2.25
Value $59.11
Growth  +2527.1%
Annual growth 3.4%

Weetabix Castle

Theme / Subtheme LEGOLAND / Promotional
Year 1970
Pieces 471
Availability Retired
LEGOLAND Weetabix Castle
promotional
Value $2,664.34
Annual growth 3.5%