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Basic Building Set

Basic Building Set

725-1·LEGO·1990·2 minifigs·132 parts

Used Avg
$153.22
New Avg
$204.84
Add to your inventoryScan the minifigs

About Basic Building Set

Basic Building Set (725-1) is a LEGO LEGO set released in 1990, currently averaging $153.22 used on BrickLink. It comes with 2 minifigures worth a combined $5.14. The set has retired from retail, so secondary market is the only option. The full parts inventory runs 132 pieces.

Part-out value

The minifigures make up only 3% of this set's value ($5.14 out of $153.22). The bulk of the value is in the parts or the set being complete. Sell it as a complete set if possible.

Seller notes

  • This is a vintage set (1990). Condition of the box and instructions significantly affects value. A complete set with original box and instructions can sell for well above the average.

Minifigures in Basic Building Set (2)

Necklace Red - White Legs, Black Female Hair
Necklace Red - White Legs, Black Female Hair
ncklc006$3.70
Suit with 3 Buttons Black - Black Legs, Brown Male Hair
Suit with 3 Buttons Black - Black Legs, Brown Male Hair
trn251$1.44

Parts (132)

Support 2 x 2 x 7 Lamp Post, 6 Base Flutes
Support 2 x 2 x 7 Lamp Post, 6 Base Flutes
×2
Minifigure, Utensil Goblet
Minifigure, Utensil Goblet
×2
Panel 3 x 3 x 6 Corner Wall
Panel 3 x 3 x 6 Corner Wall
×8
Brick 2 x 2 Corner
Brick 2 x 2 Corner
×6
Horse Hitching / Harness Traces
Horse Hitching / Harness Traces
Tile 1 x 4
Tile 1 x 4
×4
Wedge, Plate 3 x 3 Cut Corner
Wedge, Plate 3 x 3 Cut Corner
×4
Brick 1 x 1 x 5 - Hollow Stud
Brick 1 x 1 x 5 - Hollow Stud
×2
Brick 1 x 2 x 5
Brick 1 x 2 x 5
×2
Brick, Modified Facet 3 x 3
Brick, Modified Facet 3 x 3
×8
Window 1 x 4 x 5 with Solid Studs
Window 1 x 4 x 5 with Solid Studs
×2
Glass for Window 1 x 4 x 5
Glass for Window 1 x 4 x 5
×2
Plant, Tree Palm Leaf Large 10 x 5
Plant, Tree Palm Leaf Large 10 x 5
×4
Pane for Window 1 x 2 x 3 Lattice
Pane for Window 1 x 2 x 3 Lattice
×4
Plant, Tree Palm Trunk - Short Connector, no Axle Hole
Plant, Tree Palm Trunk - Short Connector, no Axle Hole
×8
Bird, Parrot with Small Beak with Green and Yellow Feathers, White Face and Yellow Beak Pattern
Bird, Parrot with Small Beak with Green and Yellow Feathers, White Face and Yellow Beak Pattern
Plant, Tree Palm Base
Plant, Tree Palm Base
Bar 1.2L with Top Stud and 4 Bar Arms Up (Palm Tree Top)
Bar 1.2L with Top Stud and 4 Bar Arms Up (Palm Tree Top)
Panel 3 x 4 x 6 Curved Top
Panel 3 x 4 x 6 Curved Top
×2
Brick 2 x 4
Brick 2 x 4
×2
Brick 2 x 4
Brick 2 x 4
Brick 2 x 3
Brick 2 x 3
×2
Brick 2 x 2
Brick 2 x 2
×6
Brick 2 x 2
Brick 2 x 2
Brick 2 x 2 without Inside Supports
Brick 2 x 2 without Inside Supports
×2
Brick 1 x 2
Brick 1 x 2
×22
Brick 1 x 2
Brick 1 x 2
×2
Brick 1 x 2
Brick 1 x 2
×2
Brick 1 x 2
Brick 1 x 2
×2
Brick 1 x 2
Brick 1 x 2
×2
Brick 1 x 1
Brick 1 x 1
×24
Brick 1 x 1
Brick 1 x 1
×2
Brick 1 x 1
Brick 1 x 1
×2
Brick 1 x 8
Brick 1 x 8
×4
Brick 1 x 6
Brick 1 x 6
×10
Brick 1 x 4
Brick 1 x 4
×16
Plate 2 x 4
Plate 2 x 4
×2
Plate 2 x 4
Plate 2 x 4
×2
Plate 2 x 4
Plate 2 x 4
×2
Plate 2 x 3
Plate 2 x 3
×2
Plate 2 x 2
Plate 2 x 2
×2
Plate 2 x 2
Plate 2 x 2
×2
Plate 1 x 2
Plate 1 x 2
×2
Plate 1 x 2
Plate 1 x 2
×2
Plate 4 x 12
Plate 4 x 12
×2
Plate 4 x 10
Plate 4 x 10
Plate 4 x 4
Plate 4 x 4
×2
Plate 4 x 6
Plate 4 x 6
Plate 4 x 6
Plate 4 x 6
Plate 2 x 8
Plate 2 x 8
×2
Slope 45 2 x 4
Slope 45 2 x 4
×8
Slope 45 2 x 2
Slope 45 2 x 2
×4
Slope 45 2 x 2
Slope 45 2 x 2
×8
Slope 45 2 x 1
Slope 45 2 x 1
×2
Slope 45 2 x 1
Slope 45 2 x 1
×6
Slope 45 2 x 1 with White Rotary Phone Dial and Buttons Pattern
Slope 45 2 x 1 with White Rotary Phone Dial and Buttons Pattern
Slope 45 2 x 4 Double
Slope 45 2 x 4 Double
×2
Slope 45 2 x 3 Double
Slope 45 2 x 3 Double
×2
Slope 45 2 x 2 Double
Slope 45 2 x 2 Double
×2
Slope 45 2 x 2 Double Convex Corner
Slope 45 2 x 2 Double Convex Corner
×8
Slope 45 2 x 1 Triple with Inside Bar
Slope 45 2 x 1 Triple with Inside Bar
×2
Brick, Round  1 x 1
Brick, Round 1 x 1
×2
Brick, Round  1 x 1
Brick, Round 1 x 1
Brick, Round  1 x 1
Brick, Round 1 x 1
×4
Brick, Round  1 x 1
Brick, Round 1 x 1
×2
Tile 2 x 2
Tile 2 x 2
×2
Tile 1 x 2
Tile 1 x 2
×4
Tile 1 x 2
Tile 1 x 2
×2
Fence 1 x 4 x 2 Lattice
Fence 1 x 4 x 2 Lattice
×2
Slope 33 3 x 4
Slope 33 3 x 4
×4
Slope 33 3 x 2
Slope 33 3 x 2
×4
Arch 1 x 6 x 2 - Thick Top with Reinforced Underside
Arch 1 x 6 x 2 - Thick Top with Reinforced Underside
×2
Brick, Modified 1 x 1 x 2 with Shutter Holder
Brick, Modified 1 x 1 x 2 with Shutter Holder
×2
Brick 1 x 3
Brick 1 x 3
×18
Plate 1 x 3
Plate 1 x 3
×4
Plate 1 x 3
Plate 1 x 3
×2
Minifigure, Head (Plain)
Minifigure, Head (Plain)
×2
Fence 1 x 4 x 1 Lattice
Fence 1 x 4 x 1 Lattice
×6
Door 1 x 4 x 6
Door 1 x 4 x 6
×2
Slope, Inverted 45 2 x 2 with Flat Bottom Pin
Slope, Inverted 45 2 x 2 with Flat Bottom Pin
×4
Slope, Inverted 45 2 x 2 with Flat Bottom Pin
Slope, Inverted 45 2 x 2 with Flat Bottom Pin
×4
Slope, Inverted 45 2 x 1
Slope, Inverted 45 2 x 1
×4
Slope, Inverted 45 2 x 1
Slope, Inverted 45 2 x 1
×4
Plate 1 x 6
Plate 1 x 6
×2
Slope, Inverted 45 2 x 2 Double Convex
Slope, Inverted 45 2 x 2 Double Convex
×8
Turntable 2 x 2 Plate with Light Gray Top (3680 / 3679)
Turntable 2 x 2 Plate with Light Gray Top (3680 / 3679)
×2
Plate 1 x 4
Plate 1 x 4
×2
Plant Flower Stem with Stud and 3 Stems
Plant Flower Stem with Stud and 3 Stems
×4
Plant Flower Small, 4 on Sprue
Plant Flower Small, 4 on Sprue
×2
Plant Flower Small, 4 on Sprue
Plant Flower Small, 4 on Sprue
Vehicle, Mudguard 2 x 4 with Arch Studded
Vehicle, Mudguard 2 x 4 with Arch Studded
×2
Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)
Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)
×2
Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)
Plate, Modified 1 x 2 with 1 Stud without Groove (Jumper)
×2
Plate 2 x 6
Plate 2 x 6
×2
Door 1 x 3 x 1 Right
Door 1 x 3 x 1 Right
Door 1 x 3 x 1 Left
Door 1 x 3 x 1 Left
Windscreen 2 x 4 x 2
Windscreen 2 x 4 x 2
Hinge Brick 1 x 4 Swivel Top
Hinge Brick 1 x 4 Swivel Top
×2
Hinge Brick 1 x 4 Swivel Base
Hinge Brick 1 x 4 Swivel Base
×2
Plate 2 x 10
Plate 2 x 10
×2
Minifigure, Utensil Push Broom
Minifigure, Utensil Push Broom
Window 1 x 4 x 3
Window 1 x 4 x 3
×2
Glass for Window 1 x 4 x 3
Glass for Window 1 x 4 x 3
×2
Shutter for Window 1 x 2 x 3
Shutter for Window 1 x 2 x 3
×4
Baseplate 16 x 16
Baseplate 16 x 16
×2
Brick, Round 2 x 2 with Axle Hole
Brick, Round 2 x 2 with Axle Hole
×2
Cone 2 x 2 x 2 - Open Stud
Cone 2 x 2 x 2 - Open Stud
Antenna 4H - Round Top
Antenna 4H - Round Top
×2
Dish 4 x 4 Inverted (Radar) with Solid Stud with Thick Red and Thin Blue Radiating Stripes Pattern
Dish 4 x 4 Inverted (Radar) with Solid Stud with Thick Red and Thin Blue Radiating Stripes Pattern
Plate, Round 2 x 2 with Axle Hole
Plate, Round 2 x 2 with Axle Hole
×2
Plate, Round 2 x 2 with Axle Hole
Plate, Round 2 x 2 with Axle Hole
Plate, Round 1 x 1, 2 on Sprue
Plate, Round 1 x 1, 2 on Sprue
Minifigure, Utensil Seat / Chair 2 x 2
Minifigure, Utensil Seat / Chair 2 x 2
×4
Bar 1 x 4 x 2 with Open Studs
Bar 1 x 4 x 2 with Open Studs
Tile 1 x 8
Tile 1 x 8
×2
Window 4 x 4 x 3 Roof
Window 4 x 4 x 3 Roof
×2
Glass for Window 4 x 4 x 3 Roof
Glass for Window 4 x 4 x 3 Roof
×2
Horse Saddle with Clip
Horse Saddle with Clip
Horse with Black Eyes Circled with White, Brown Bridle Pattern
Horse with Black Eyes Circled with White, Brown Bridle Pattern
Flag 4 x 1 Wave Left
Flag 4 x 1 Wave Left
Minifigure, Utensil Frying Pan
Minifigure, Utensil Frying Pan
Minifigure, Utensil Saucepan
Minifigure, Utensil Saucepan
Container, Cupboard 2 x 3 x 2 - Solid Studs
Container, Cupboard 2 x 3 x 2 - Solid Studs
×2
Container, Cupboard 2 x 3 x 2 Door
Container, Cupboard 2 x 3 x 2 Door
Container, Cupboard 2 x 3 Drawer
Container, Cupboard 2 x 3 Drawer
×2
Cone 1 x 1
Cone 1 x 1
×2
Plate, Modified 2 x 2 with Wheels Holder
Plate, Modified 2 x 2 with Wheels Holder
×2
Wheel 8mm D. x 6mm with Black Tire 15mm D. x 6mm Offset Tread Small (4624 / 3641)
Wheel 8mm D. x 6mm with Black Tire 15mm D. x 6mm Offset Tread Small (4624 / 3641)
×4
Dish 2 x 2 Inverted (Radar)
Dish 2 x 2 Inverted (Radar)
×2
Tap 1 x 2 Base with Light Gray Spout (69 / 70)
Tap 1 x 2 Base with Light Gray Spout (69 / 70)
Window 1 x 2 x 2 with Fixed Trans-Clear Glass
Window 1 x 2 x 2 with Fixed Trans-Clear Glass
×4
Door 1 x 4 x 5 Right with 6 Panes with Fixed Trans-Clear Glass
Door 1 x 4 x 5 Right with 6 Panes with Fixed Trans-Clear Glass
×2

Common questions about Basic Building Set

How much is LEGO Basic Building Set (725-1) worth?

Basic Building Set sells for an average of $153.22 used and $204.84 new/sealed on BrickLink based on 6 months of completed sales. As a retired set, prices tend to hold steady or appreciate over time, especially for complete sets with original packaging. Actual prices vary with completeness — missing minifigures or key parts will lower the value.

What minifigures come in LEGO set 725-1?

This set includes 2 minifigures: Necklace Red - White Legs, Black Female Hair ($3.70), Suit with 3 Buttons Black - Black Legs, Brown Male Hair ($1.44). The minifigures have a combined BrickLink value of $5.14. Each figure is linked above with individual pricing if you're looking to buy or sell specific characters.

Is it worth parting out LEGO Basic Building Set?

The minifigures make up about 3% of the set value ($5.14 out of $153.22). Most of the value is in the complete set package, so selling it whole is likely the better move unless you have buyers lined up for specific figures.

Is LEGO Basic Building Set (725-1) retired?

Yes, Basic Building Set was released in 1990 and has been retired from retail for several years. Retired LEGO sets are only available on the secondary market through BrickLink, eBay, or other resale platforms. At its current price point, it has appreciated since retirement.

How do I check if my Basic Building Set set is complete?

Use the parts list on this page to check every piece and all 2 minifigures. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.

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