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511 LEGO Duplo Building Set thumbnail image

511 LEGO Duplo Building Set
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511 LEGO Duplo Building Set
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LEGO 511 Building Set is a vintage Duplo set from 1969 valued at $367 for new and sealed sets, up 13230% from an original retail price of $2.75. Annual appreciation has averaged 8.97% since release. Used copies are valued between $267 and $339 depending on condition.

Set Value (New/Sealed)

This represents the current new/sealed value of the set Building Set since January 1969. Medium accuracy
LEGO 511-1 Building Set is a Duplo Basic Set released in 1969, containing 27 pieces. Designed for preschool builders, it consists of 2x4 DUPLO bricks in primary colors including red, yellow, blue, and white. As an early Duplo assortment from the line’s launch year, it emphasizes simple free building with large elements.

A new and sealed Building Set is currently valued at around $367, with annual growth of approximately 9%. The average used price is $304 for those in good overall condition. Based on current trends, this set could be valued near $397 within the next year.
Building Set has become a rare vintage set, as set 511-1 has not been seen for sale in new/good condition online or in retail for over one year. Its actual value is likely above the current estimate. The last brand new Building Set was sold on eBay.
There are currently no new/sealed listings available for Building Set at this time.
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Sets in Duplo / Basic Set

2279 Tubular Motion

Theme / Subtheme Duplo / Basic Set
Year 1998
Pieces / Duplo figures 73 / 2
Availability Retired
2279 LEGO Duplo Tubular Motion
Retail $14.99

513 Building Set

Theme / Subtheme Duplo / Basic Set
Year 1970
Pieces 29
Availability Retired
513 LEGO Duplo Building Set
Retail $2.49
Value $40.72
Growth  +1535.3%
Annual growth 5.1%

512 Building Set

Theme / Subtheme Duplo / Basic Set
Year 1970
Pieces 20
Availability Retired
512 LEGO Duplo Building Set
Retail $1.25
Value $34.16
Growth  +2632.8%
Annual growth 9.2%

510-3 Building Set

Theme / Subtheme Duplo / Basic Set
Year 1969
Pieces 17
Availability Retired
510-3 LEGO Duplo Building Set
Retail $1.25
Value $188.96
Growth  +15016.8%
Annual growth 9.2%

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About Duplo Basic Set

The LEGO DUPLO Basic Sets, released in the 1970s, are foundational sets designed to introduce young children to the basics of building with larger, easy-to-handle bricks. Notable sets include "Building Set" (511), which contains a variety of basic bricks and elements for freeform construction; "Building Set" (513), which offers a more extensive collection of bricks and accessories for more complex builds; and "Building Set" (512), which provides an intermediate selection of bricks for versatile building options. These sets aim to develop fine motor skills and encourage creativity and imaginative play in preschool-aged children.

Basic Set consists of 5 sets that ran from 1969 to 1998. As of today, 511 Building Set is the most valuable Basic Set set with an estimated new/factory sealed value of $367.
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Special large Duplo bricks with a few standard-size lego bricks added to lead toddlers naturally and easily into many years of creative Lego play.
Description provided by LEGO©