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 $12,967.
Most valuable 1970 LEGO set
Weetabix Castle $2,705.63
Highest growth 1970 set
1-8 Small House Set +38327.20%
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 $480.34
Growth  +38327.2%
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 $356.84
Growth  +23689.3%
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 $130.45
Growth  +3913.8%
Annual growth 8.1%

4-4 Large House Set

Theme Minitalia
Year 1970
Pieces 233
Availability Retired
4-4 LEGO Minitalia Large House Set
Retail $3.50
Value $316.08
Growth  +8930.9%
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 $793.55
Growth  +16606.3%
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 $397.00
Growth  +3078.5%
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 $27.42
Growth  +996.8%
Annual growth 4.4%

126 Steam Locomotive

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 60
Availability Retired
126 LEGOLAND Steam Locomotive
Retail $5.49
Value $684.78
Growth  +12373.2%
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 $351.14
Growth  +6936.9%
Annual growth 7.9%

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 $1,098.05
Growth  +15608.9%
Annual growth 9.5%

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 $529.54
Growth  +9545.5%
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 $485.15
Growth  +12059.1%
Annual growth 9.0%

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 $1,048.01
Growth  +11877.3%
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 $49.79
Growth  +3883.2%
Annual growth 9.0%

513 Building Set

Theme / Subtheme Duplo / Basic Set
Year 1970
Pieces 29
Availability Retired
513 LEGO Duplo Building Set
Retail $2.49
Value $43.03
Growth  +1628.1%
Annual growth 5.2%

600 Ambulance

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 28
Availability Retired
600 LEGOLAND Ambulance
Retail $1.49
Value $114.53
Growth  +7586.6%
Annual growth 5.7%

601-2 Tow Truck

Theme / Subtheme LEGOLAND / Vehicle
Year 1970
Pieces 21
Availability Retired
601-2 LEGOLAND Tow Truck
Retail $2.49
Value $133.59
Growth  +5265.1%
Annual growth 7.4%

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 $303.34
Growth  +6655.9%
Annual growth 7.8%

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 $285.55
Growth  +8081.9%
Annual growth 5.8%

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 3.7%

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 4.0%

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 $16.69
Growth  +1569.0%
Annual growth 3.1%

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 $1,270.31
Growth  +8229.9%
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 $189.97
Growth  +2036.9%
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 $79.24
Growth  +1500.8%
Annual growth 4.6%

802 Gear Supplement

Theme / Subtheme Universal Building Set / Gears
Year 1970
Pieces 30
Availability Retired
802 LEGO Gear Supplement
Retail $2.25
Value $58.70
Growth  +2508.9%
Annual growth 3.5%

Weetabix Castle

Theme / Subtheme LEGOLAND / Promotional
Year 1970
Pieces 471
Availability Retired
LEGOLAND Weetabix Castle
promotional
Value $2,705.63
Annual growth 3.6%