St. John XXIII College Preparatory Education - Private Schools St. John XXIII College Preparatory Visit Website 1800 W. Grand Pkwy. N. Katy, TX 77449 (281) 693-1000 (281) 693-1001 (fax) Facebook Twitter Hours: Business office hours: M-F 7:30 - 4:00 Summer office hours: M-T 9:00 - 1:00 About Map About St. John XXIII College Preparatory is a Catholic, co-educational, college preparatory school. What's Nearby? Distance: 5 10 15 20 25 50 mi.
