In 2018, LEGO released 4 Duplo Trains sets, all of these sets have been retired. For that year, the total price of all retail sets cost $240, today those sets are valued around $584, a growth of 144%.
Most valuable 2018 LEGO Duplo Trains set
10875 Cargo Train $299.65
Highest growth 2018 Duplo Trains set
10874 Steam Train +207.71%
4 sets

10872 Train Bridge and Tracks

Theme / Subtheme Duplo / Trains
Year 2018
Pieces / Duplo figures 26 / 1
Availability Retired
10872 LEGO Duplo Train Bridge and Tracks
Retail $24.99
Value $39.78
Growth  +59.2%
Annual growth 7.3%

10874 Steam Train

Theme / Subtheme Duplo / Trains
Year 2018
Pieces / Duplo figures 59 / 2
Availability Retired
10874 LEGO Duplo Steam Train
Retail $64.99
Value $199.98
Growth  +207.7%
Annual growth 24.5%

10875 Cargo Train

Theme / Subtheme Duplo / Trains
Year 2018
Pieces / Duplo figures 105 / 3
Availability Retired
10875 LEGO Duplo Cargo Train
Retail $129.99
Value $299.65
Growth  +130.5%
Annual growth 21.8%

10882 Train Tracks

Theme / Subtheme Duplo / Trains
Year 2018
Pieces 23
Availability Retired
10882 LEGO Duplo Train Tracks
Retail $19.99
Value $44.99
Growth  +125.1%
Annual growth 25.7%