The St. Louis Cardinals have appeared in 18 World Series and won 11 world championships (victories listed in bold): 1926, 1928, 1930, 1931, 1934, 1942, 1943, 1944, 1946, 1964…, 1967, 1968, 1982, 1985, 1987, 2004, 2006 and 2011.
http://www.answers.com/Q/How_many_times_have_the_St._Louis_Cardinals_won_the_World_Series
The St. Louis Cardinals have appeared in 18 World Series and won 11 world championships (victories listed in bold): 1926, 1928, 1930, 1931, 1934, 1942, 1943, 1944, 1946, 1964…, 1967, 1968, 1982, 1985, 1987, 2004, 2006 and 2011.
http://www.answers.com/Q/How_many_World_Series_have_the_St._Louis_Cardinals_won
St. Louis Cardinals, American professional baseball team established in 1882 that plays in the National League (NL). Based in St. Louis, Missouri, the Cardinals have won 11 World Series titles and 23 league pennants. Second only to the New York Yankees in World Series championships, St. Louis is the oldest major league team west of the Mississippi River and one of baseball’s most consistently successful franchises.
https://www.britannica.com/topic/St-Louis-Cardinals
A baseball team based in St. Louis, Missouri, the Cardinals have won 11 World Series titles, more than any other team except the New York Yankees. Established in 1882, St. Louis is the oldest major league team west of the Mississippi River and one of baseball’s most consistently successful franchises.
https://www.britannica.com/topic/St-Louis-Cardinals
The Cardinals have been in the World Series 19 times, and won it on  11 occasions. The years they were in the World Series: 2013, 2011*,  2006*, 2004, 1987, 1985, 1982*, 196…8, 1967*, 1964*, 1946*, 1944*,  1943, 1942*, 1934*, 1931*, 1930, 1928 and 1926*.    *won World Series.
http://www.answers.com/Q/How_many_World_Series_have_the_St._Louis_Cardinals_won
First played in 1903, the World Series championship is determined through a best-of-seven playoff and is a contest between the champions of baseball's National League (NL) and American League (AL).
https://en.wikipedia.org/wiki/List_of_World_Series_champions
Through the 2015 season, the Cardinals have played in 19 World Series and won 11 of them in the following years: 2011, 2006, 1982, 1967, 1964, 1946, 1944, 1942, 1934, 1931, and 1926. + 15 others found this useful.
http://www.answers.com/Q/How_many_times_have_the_St._Louis_Cardinals_won_the_World_Series
One of the most successful franchises in baseball history, the Cardinals have won 11 World Series championships, the second-most in Major League Baseball and most in the National League. Their 19 National League pennants rank third in NL history. In addition, St. Louis has won 13 division titles in the East and Central divisions. While still in the AA, St. Louis won four league championships, qualifying them to play in a forerunner of the World Series.
https://en.wikipedia.org/wiki/St._Louis_Cardinals
A total of 112 Series have been contested, with the NL champion winning 48 and the AL champion winning 64. The New York Yankees of the AL have played in 40 World Series through 2016—winning 27—the most Series appearances, victories, and losses (13) of any Major League Baseball franchise.
https://en.wikipedia.org/wiki/List_of_World_Series_champions
It wasn't an experience that I would want to repeat. Back when I was 18, I had a friend that I hung around with sometimes. Let's call him Johnny. One day while we were out running around, Johnny said that he needed to stop by his grandparents house.
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how many world series have the st louis cardinals won
The Saint Louis Cardinals have won 11 World Series.  St Louis Cardinals have won 11 world series.