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 $4,368, a growth of 1309%.
Most valuable 2018 LEGO Architecture set
21038 Las Vegas $3,878.95
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 $3,878.95
Growth  +9599.8%
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 $138.00
Growth  +130.0%
Annual growth 11.4%

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 $100.00
Growth  +100.0%
Annual growth 8.0%

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 $127.20
Growth  +218.1%
Annual growth 22.2%