Supplementary is a subtheme of Duplo that consists of 6 sets that ran from 1982 to 1994. Most sets were released in 1987 which accounted for 2 sets. As of today, the average annual growth of sets in Duplo Supplementary is approximately 2.4% per year.
Most valuable Duplo Supplementary set
2312 Supplementary Bricks $116.14
Most owned Duplo Supplementary set
2309 Supplementary Set
LEGO Duplo Supplementary sets are additional sets of bricks and pieces designed to complement existing LEGO Duplo sets. These sets often include specialized pieces like windows, doors, and unique characters or accessories, expanding the creative possibilities for young builders and encouraging imaginative play.
Theme / Subtheme Duplo / Supplementary
Year 1994
Pieces / Duplo figures 19 / 1
Availability Retired
2327 LEGO Duplo Supplementary Set
Retail $12.99
Value $60.98
Growth  +369.4%
Annual growth 5.3%
Theme / Subtheme Duplo / Supplementary
Year 1987
Pieces 39
Availability Retired
2312 LEGO Duplo Supplementary Bricks
Retail $15.99
Value $116.14
Growth  +626.3%
Annual growth 5.5%
Theme / Subtheme Duplo / Supplementary
Year 1987
Pieces 28
Availability Retired
2310 LEGO Duplo Supplementary Bricks
Retail $12.99
Value $52.87
Growth  +307.0%
Annual growth 3.9%
Theme / Subtheme Duplo / Supplementary
Year 1984
Pieces 25
Availability Retired
2309 LEGO Duplo Supplementary Set
Retail $12.99
Value $31.00
Growth  +138.6%
Annual growth 2.2%
Theme / Subtheme Duplo / Supplementary
Year 1984
Pieces 18
Availability Retired
2307 LEGO Duplo Supplementary Set
Retail $9.99
Value $15.65
Growth  +56.7%
Annual growth 1.1%
Theme / Subtheme Duplo / Supplementary
Year 1982
Pieces 18
Availability Retired
2306-2 LEGO Duplo Supplementary Bricks
Retail $9.99
Value $29.10
Growth  +191.3%
Annual growth 2.6%