St. Pius X High School may refer to:
United States
St. Pius X Catholic High School (Chamblee, Georgia), near Atlanta, Georgia St. Pius X High School (Crystal City, Missouri) St. Pius X Catholic High School (Kansas City, Missouri) Pius X High School (Nebraska), Lincoln, Nebraska St. Pius X High School (Albuquerque), New Mexico Saint Pius X High School (Lower Pottsgrove Township, Pennsylvania) St. Pius X High School (Houston), Texas
Elsewhere St. Pius X High School (Ottawa), Ontario, Canada St. Pius X High School (Magherafelt), Northern Ireland Saint Pius X Catholic High School (Rotherham), England
See also St. Pius X Church (disambiguation) St. Pius X College, Rajapuram, a tertiary college in Rajapuram, Maloth, Kasaragod, India