Question: when was the st louis cardinals stadium built
Answer: Louis Blues vs Chicago Blackhawks : 2017 NHL Winter Classic Concert : U2 's U2 360 ° Tour 52,273 ( largest non-sporting event ) Field size Left field -- 336 feet ( 102 m ) Left center field -- 375 feet ( 114 m ) Center field -- 400 feet ( 122 m ) Right center field -- 375 feet ( 114 m ) Right field -- 335 feet ( 102 m ) Surface Kentucky bluegrass Construction Broke ground January 17 , 2004 ; 14 years ago ( January 17 , 2004 ) Opened April 4 , 2006 ; 12 years ago ( April 4 , 2006 ) ( MiLB exhibition ) April 10 , 2006 ; 12 years ago ( April 10 , 2006 ) ( MLB ) Construction cost $ 365 million ( $443 million in 2017 dollars ) Architect Populous Kennedy Associates / Architects Inc .