Mrs. Karen DeCosty'93-Principal
Mrs. DeCosty graduated from St. Pius X High School in 1993, received her Associate's Degree from Jefferson College in 1995, received her Bachelor's Degree in Secondary Education from Harris-Stowe State University in 1997 and received her Master's Degree in Educational Administration from Southwest Baptist University in 2007. Mrs. DeCosty began teaching at St. Pius X High School in 1998 and became Principal in 2007, President in 2009.
Phone: 636-931-PIUS Ext. 102