LEGO 340 Basic Building Set is a vintage Basic set from 1985 valued at $76 for new and sealed sets, up 2491% from an original retail price of $2.95. Annual appreciation has averaged 8.27% since release. On the used market, values range from $19 to $23 based on condition.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Basic Building Set since June 1985. Medium accuracy
LEGO 340-1 Basic Building Set is a Basic theme set released in 1985, containing 214 pieces and 2 finger puppet figures. It provides a general assortment of standard bricks and elements for open-ended building of small models. Its parts include bricks in multiple colors (including some decorated “eyes” and “smile/frown” bricks), windows, doors, arches, a propeller, plant elements, and wheel assemblies. As part of the 1980s Basic line, the set focused on versatile parts rather than a specific model.

A new and sealed Basic Building Set is currently valued at around $76, with annual growth of approximately 8%, which is higher than other Basic sets. The average used price is $19 for those in good overall condition. Based on current trends, this set could be valued near $82 within the next year.

For Sale (New/Sealed)

(US) Basic: Basic Building Set, 3+ (320)
BrickEconomy Choice
$75.00

For Sale (Used)

(US) Used - eBay listing for 340 Basic Building Set $19.27
(UK) Used - . 100% Complete, Parts in Good Condition. Minifigs and Prints Good. Flag in Go... $19.46
(UK) Used - . 100% Complete, Parts in Good Condition. Flag in Great Condition. Set found c... $20.96

More sets in Basic

540 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 626 / 2
Availability Retired
540 LEGO Basic Building Set
Retail $19.95
Value $96.76
Growth  +385.0%
Annual growth 3.3%

550 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 569 / 2
Availability Retired
550 LEGO Basic Building Set
Retail $42.00
Value $361.54
Growth  +760.8%
Annual growth 5.1%

740 Basic Building Set

Theme Basic
Year 1985
Pieces 516
Availability Retired
740 LEGO Basic Building Set
Retail $60.00
Value $298.67
Growth  +397.8%
Annual growth 4.0%

730-2 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 429 / 2
Availability Retired
730-2 LEGO Basic Building Set
Retail $30.00
Value $123.27
Growth  +310.9%
Annual growth 3.5%

720 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 334 / 1
Availability Retired
720 LEGO Basic Building Set
Retail $25.00
Value $253.59
Growth  +914.4%
Annual growth 5.4%

350-2 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 311 / 4
Availability Retired
350-2 LEGO Basic Building Set
Retail $14.95
Value $323.57
Growth  +2064.3%
Annual growth 8.9%

530 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 269 / 2
Availability Retired
530 LEGO Basic Building Set
Retail $14.95
Value $112.71
Growth  +653.9%
Annual growth 3.9%

1962 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 211 / 1
Availability Retired
1962 LEGO Basic Building Set
Retail $15.00
Value $225.29
Growth  +1401.9%
Annual growth 6.8%

1520 Basic Building Set with Storage Case

Theme Basic
Year 1985
Pieces / Minifigs 210 / 1
Availability Retired
1520 LEGO Basic Building Set with Storage Case
Retail $16.49
Value $206.89
Growth  +1154.6%
Annual growth 6.4%

520 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 165 / 1
Availability Retired
520 LEGO Basic Building Set
Retail $12.95
Value $48.57
Growth  +275.1%
Annual growth 3.3%

330 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 156 / 2
Availability Retired
330 LEGO Basic Building Set
Retail $9.95
Value $118.66
Growth  +1092.6%
Annual growth 6.2%

510 Basic Building Set

Theme Basic
Year 1985
Pieces 106
Availability Retired
510 LEGO Basic Building Set
Retail $3.50
Value $63.40
Growth  +1711.4%
Annual growth 6.7%

320 Basic Building Set

Theme Basic
Year 1985
Pieces / Minifigs 77 / 1
Availability Retired
320 LEGO Basic Building Set
Retail $7.97
Value $42.50
Growth  +433.2%
Annual growth 4.0%

508 Basic Building Set

Theme Basic
Year 1985
Pieces 66
Availability Retired
508 LEGO Basic Building Set
Retail $4.95
Value $19.74
Growth  +298.8%
Annual growth 2.3%

310-4 Basic Building Set

Theme Basic
Year 1985
Pieces 46
Availability Retired
310-4 LEGO Basic Building Set
Retail $5.00
Value $29.52
Growth  +490.4%
Annual growth 2.8%

504 Basic Building Set

Theme Basic
Year 1985
Pieces 41
Availability Retired
504 LEGO Basic Building Set
Retail $3.95
Value $58.90
Growth  +1391.1%
Annual growth 6.4%

1548-2 Helicopter

Theme Basic
Year 1985
Pieces 36
Availability Retired
1548-2 LEGO Helicopter
promotional
Value $167.63
Annual growth 5.5%

1562-2 Basic Building Set

Theme Basic
Year 1985
Pieces 32
Availability Retired
1562-2 LEGO Basic Building Set
Retail $4.00
Value $10.17
Growth  +154.3%
Annual growth 2.3%

1965 Building Set Trial Size Offer

Theme Basic
Year 1985
Pieces / Minifigs 32 / 1
Availability Retired
1965 LEGO Building Set Trial Size Offer
Retail $1.50
Value $125.00
Growth  +8233.3%
Annual growth 14.0%

304 Basic Building Set

Theme Basic
Year 1985
Pieces 31
Availability Retired
304 LEGO Basic Building Set
Retail $2.00
Value $15.31
Growth  +665.5%
Annual growth 3.7%

308-2 Basic Building Set

Theme Basic
Year 1985
Pieces 30
Availability Retired
308-2 LEGO Basic Building Set
Retail $3.00
Value $29.53
Growth  +884.3%
Annual growth 5.7%

1964 Basic Building Set

Theme Basic
Year 1985
Pieces 27
Availability Retired
1964 LEGO Basic Building Set
Retail $1.49
Value $25.00
Growth  +1577.9%
Annual growth 7.1%

1546 Aircraft

Theme Basic
Year 1985
Pieces / Minifigs 26 / 1
Availability Retired
1546 LEGO Aircraft
promotional
Value $100.82
Annual growth 10.4%

1551 Duck

Theme Basic
Year 1985
Pieces 6
Availability Retired
1551 LEGO Duck
Retail $0.40
Value $5.00
Growth  +1150.0%
Annual growth 8.7%

293-2 Basic Building Set

Theme Basic
Year 1985
Availability Retired
293-2 LEGO Basic Building Set
Retail $7.00