In 2010, LEGO released 4 City Trains sets, all of these sets have been retired. For that year, the total price of all retail sets cost $380, today those sets are valued around $869, a growth of 129%.
Most valuable 2010 LEGO City Trains set
7939 Cargo Train $394.12
Highest growth 2010 City Trains set
7936 Level Crossing +375.99%
Most owned 2010 City Trains set
7938 Passenger Train
4 sets

7936 Level Crossing

Theme / Subtheme City / Trains
Year 2010
Pieces / Minifigs 142 / 1
Availability Retired
7936 LEGO City Level Crossing
Retail $19.99
Value $95.15
Growth  +376.0%
Annual growth 7.7%

7937 Train Station

Theme / Subtheme City / Trains
Year 2010
Pieces / Minifigs 361 / 6
Availability Retired
7937 LEGO City Train Station
Retail $49.99
Value $131.02
Growth  +162.1%
Annual growth 4.1%

7938 Passenger Train

Theme / Subtheme City / Trains
Year 2010
Pieces / Minifigs 669 / 3
Availability Retired
7938 LEGO City Passenger Train
Retail $129.99
Value $248.59
Growth  +91.2%
Annual growth 3.9%

7939 Cargo Train

Theme / Subtheme City / Trains
Year 2010
Pieces / Minifigs 839 / 5
Availability Retired
7939 LEGO City Cargo Train
Retail $179.99
Value $394.12
Growth  +119.0%
Annual growth 3.7%