How to apply as a 9th grader. $750 to $1,200 depending on grade and course selection. St Agnes Academy National Merit Scholarship Program Semifinalists $750 to $1,000 depending on grade and course selection. St agnes academy houston tuition . Our campaign includes a goal of $2 million toward our endowment. Top rankings overview student body academics and faculty tuition and acceptance rate sports extracurriculars related schools school reviews edit school profile. Athletes are required to submit a $180 athletic fee for each sport, each season. [citation needed] the school was founded as a grade one through 12 school with boarding facilities. All freshman will have an additional camp aquinas registration fee of $600. We remain committed to our mission of making certain that academically qualifying students can experience a st. Tuition is $18,850 for the highest grade offered. Your generous gifts continue to keep our doors open, our tuition low, provide for campus i...