In 2018, LEGO released 5 Architecture sets across 2 subthemes. Subthemes for that year included Landmark Series and Skylines. For that year, the total price of all retail sets cost $310, today those sets are valued around $4,203, a growth of 1256%.
Most valuable 2018 LEGO Architecture set
21038 Las Vegas $3,745.74
Largest 2018 LEGO Architecture set
21042 Statue of Liberty 1,685 pieces
5 sets

21038 Las Vegas

Theme / Subtheme Architecture / Skylines
Year 2018
Pieces 487
Availability Retired
21038 LEGO Architecture Skylines Las Vegas
Retail $39.99
Value $3,745.74
Growth  +9266.7%
Annual growth 35.4%

21039 Shanghai

Theme / Subtheme Architecture / Skylines
Year 2018
Pieces 597
Availability Retired
21039 LEGO Architecture Skylines Shanghai
Retail $59.99
Value $130.44
Growth  +117.4%
Annual growth 15.2%

21041 Great Wall of China

Theme / Subtheme Architecture / Landmark Series
Year 2018
Pieces 551
Availability Retired
21041 LEGO Architecture Great Wall of China
Retail $49.99
Value $99.99
Growth  +100.0%
Annual growth 11.2%

21042 Statue of Liberty

Theme / Subtheme Architecture / Landmark Series
Year 2018
Pieces 1,685
Availability Retail (Retiring soon)
21042 LEGO Architecture Statue of Liberty
Retail $119.99
Available at retail
Retiring soon

21047 Las Vegas

Theme / Subtheme Architecture / Skylines
Year 2018
Pieces 501
Availability Retired
21047 LEGO Architecture Skylines Las Vegas
Retail $39.99
Value $107.13
Growth  +167.9%
Annual growth 19.3%