#25 Best Private High Schools in Texas
Radford School
Independent school · Grades Pre-K–12
The smallest classes of any independent school in El Paso
El Paso, TX
A+Overall grade256 students6 students per teacher
2026 lists
Best Private High Schools in Texas
Private high schools in Texas with the highest overall grades. Top 50 of 249 schools.
#26 Best Private High Schools in Texas
Cistercian Preparatory School
Independent Catholic school · Grades 5–12
Smaller classes than 84% of Catholic schools in Texas
Irving, TX
A+Overall gradeAll boys352 students7 students per teacher
#27 Best Private High Schools in Texas
St. Mary S Catholic School
Parish school · Grades Pre-K–12
The only Catholic school in Longview
Longview, TX
A+Overall grade151 students6 students per teacher
#28 Best Private High Schools in Texas
Covenant Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
100% of graduates go to four-year colleges
Colleyville, TX
A+Overall grade548 students8 students per teacher
#29 Best Private High Schools in Texas
Monsignor Kelly Catholic School
Diocesan school · Grades 9–12
100% of graduates go to four-year colleges
Beaumont, TX
A+Overall grade305 students12 students per teacher
#30 Best Private High Schools in Texas
St. John Xxiii College Prreparatory
Independent Catholic school · Grades 9–12
100% of graduates go to four-year colleges
Katy, TX
A+Overall grade432 students11 students per teacher
#31 Best Private High Schools in Texas
Griffin School
Independent school · Grades 9–12
99% of graduates go to four-year colleges
Austin, TX
A+Overall grade160 students5 students per teacher
#32 Best Private High Schools in Texas
John Paul II Catholic High School
Diocesan school · Grades 9–12
The only Catholic school in New Braunfels
New Braunfels, TX
A+Overall grade212 students9 students per teacher
#33 Best Private High Schools in Texas
Marine Military Academy
Independent school · Grades 7–12
The only independent school in Harlingen
Harlingen, TX
A+Overall gradeAll boys240 students9 students per teacher
#34 Best Private High Schools in Texas
Islamic School of Irving
Islamic school · Grades Pre-K–12
One of the 3 largest private schools in Texas
Irving, TX
A+Overall grade749 students9 students per teacher
#35 Best Private High Schools in Texas
Austin Peace Academy
Islamic school · Grades Pre-K–12
One of the 3 largest private schools in Texas
Austin, TX
A+Overall grade708 students8 students per teacher
#36 Best Private High Schools in Texas
Tmi Episcopal
Episcopal school · Grades 6–12
100% of graduates go to four-year colleges
San Antonio, TX
A+Overall grade595 students10 students per teacher
#37 Best Private High Schools in Texas
Wichita Christian School
Church of Christ school · Grades Pre-K–12
95% of graduates go to four-year colleges
Wichita Falls, TX
A+Overall grade233 students7 students per teacher
#38 Best Private High Schools in Texas
The Westwood School
Montessori school · Grades Pre-K–12
100% of graduates go to four-year colleges
Dallas, TX
A+Overall grade216 students6 students per teacher
#39 Best Private High Schools in Texas
Heritage Christian Academy Rockwall
Christian school (nondenominational) · Grades Pre-K–12
The smallest classes of any Christian school in Rockwall
Rockwall, TX
A+Overall grade446 students7 students per teacher
#40 Best Private High Schools in Texas
Alcuin School
Montessori school · Grades Pre-K–12
The largest of 110 Montessori schools in Texas
Dallas, TX
A+Overall grade422 students8 students per teacher
#41 Best Private High Schools in Texas
Lutheran High School of San Antonio
Lutheran (Missouri Synod) school · Grades 9–12
100% of graduates go to four-year colleges
San Antonio, TX
A+Overall grade137 students9 students per teacher
#42 Best Private High Schools in Texas
Xavier Educational Academy
Independent school · Grades 5–12
Smaller classes than 78% of independent schools in Texas
Houston, TX
A+Overall grade119 students5 students per teacher
#43 Best Private High Schools in Texas
St. Agnes Academy College Preparatory
Independent Catholic school · Grades 9–12
100% of graduates go to four-year colleges
Houston, TX
A+Overall gradeAll girls934 students13 students per teacher
#44 Best Private High Schools in Texas
Faith West Academy
Christian school (nondenominational) · Grades Pre-K–12
The smallest classes of any Christian school in Katy
Katy, TX
A+Overall grade300 students7 students per teacher
#45 Best Private High Schools in Texas
St. Mary's Hall
Independent school · Grades Pre-K–12
The largest independent school in San Antonio
San Antonio, TX
A+Overall grade694 students8 students per teacher
#46 Best Private High Schools in Texas
Father Yermo Schools
Independent Catholic school · Grades 9–12
The smallest classes of any Catholic school in El Paso
El Paso, TX
A+Overall grade127 students8 students per teacher
#47 Best Private High Schools in Texas
O'Connell College Preparatory School
Independent Catholic school · Grades 9–12
Smaller classes than 97% of Catholic schools in Texas
Galveston, TX
A+Overall grade80 students5 students per teacher
#48 Best Private High Schools in Texas
Bishop Dunne Catholic School
Diocesan school · Grades 6–12
Smaller classes than 60% of Catholic schools in Texas
Dallas, TX
A+Overall grade395 students9 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.