In 2012, LEGO released 4 Architecture sets across 2 subthemes, all of these sets have been retired. Subthemes for that year included Architect Series and Landmark Series. For that year, the total price of all retail sets cost $175, today those sets are valued around $821, a growth of 369%.
Most valuable 2012 LEGO Architecture set
21016 Sungnyemun $319.71
Largest 2012 LEGO Architecture set
21014 Villa Savoye 660 pieces
Most owned 2012 Architecture set
21013 Big Ben
Theme / Subtheme Architecture / Architect Series
Year 2012
Pieces 270
Availability Retired
21012 LEGO Architecture Architect Series Sydney Opera House
Retail $39.99
Value $150.28
Growth  +275.8%
Annual growth 8.4%
Theme / Subtheme Architecture / Landmark Series
Year 2012
Pieces 346
Availability Retired
21013 LEGO Architecture Big Ben
Retail $29.99
Value $99.93
Growth  +233.2%
Annual growth 8.3%
Theme / Subtheme Architecture / Architect Series
Year 2012
Pieces 660
Availability Retired
21014 LEGO Architecture Architect Series Villa Savoye
Retail $69.99
Value $250.96
Growth  +258.6%
Annual growth 7.6%
Theme / Subtheme Architecture / Landmark Series
Year 2012
Pieces 325
Availability Retired
21016 LEGO Architecture Sungnyemun
Retail $34.99
Value $319.71
Growth  +813.7%
Annual growth 10.5%