In 2018, LEGO released 5 Architecture sets across 2 subthemes, all of these sets have been retired. 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 $4,429, a growth of 1329%.
Most valuable 2018 LEGO Architecture set
21038 Las Vegas $3,973.27
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 $3,973.27
Growth  +9835.7%
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 $122.80
Growth  +104.7%
Annual growth 13.2%

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 $101.58
Growth  +103.2%
Annual growth 8.5%

21042 Statue of Liberty

Theme / Subtheme Architecture / Landmark Series
Year 2018
Pieces 1,685
Availability Retired
21042 LEGO Architecture Statue of Liberty
Retail $119.99
Value $114.95

21047 Las Vegas

Theme / Subtheme Architecture / Skylines
Year 2018
Pieces 501
Availability Retired
21047 LEGO Architecture Skylines Las Vegas
Retail $39.99
Value $116.14
Growth  +190.4%
Annual growth 19.9%