In 2018, LEGO released 3 Classic 60th Anniversary Limited Edition sets, all of these sets have been retired. For that year, the total price of all retail sets cost $60, today those sets are valued around $104, a growth of 73%.
Most valuable 2018 LEGO Classic 60th Anniversary Limited Edition set
4000028 House $42.78
Most owned 2018 Classic 60th Anniversary Limited Edition set
4000029 Windmill
3 sets

4000028 House

Theme / Subtheme Classic / 60th Anniversary Limited Edition
Year 2018
Pieces 64
Availability Retired
4000028 LEGO 60th Anniversary Limited Edition House
Retail $19.99
Value $42.78
Growth  +114.0%
Annual growth 5.7%

4000029 Windmill

Theme / Subtheme Classic / 60th Anniversary Limited Edition
Year 2018
Pieces 45
Availability Retired
4000029 LEGO 60th Anniversary Limited Edition Windmill
Retail $19.99
Value $30.74
Growth  +53.8%
Annual growth 7.1%

4000030 Truck

Theme / Subtheme Classic / 60th Anniversary Limited Edition
Year 2018
Pieces 44
Availability Retired
4000030 LEGO 60th Anniversary Limited Edition Truck
Retail $19.99
Value $29.99
Growth  +50.0%
Annual growth 5.8%