#1 Best Private High Schools in Austin, TX
St. Gabriel's Catholic School
Independent Catholic school · Grades Pre-K–12
The smallest classes of any Catholic school in Austin
Austin, TX
A+Overall grade873 students8 students per teacher
2026 lists
Best Private High Schools in Austin, TX
Private high schools in Austin, TX with the highest overall grades. Top 11 of 11 schools.
#2 Best Private High Schools in Austin, TX
Griffin School
Independent school · Grades 9–12
99% of graduates go to four-year colleges
Austin, TX
A+Overall grade160 students5 students per teacher
#3 Best Private High Schools in Austin, TX
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
#4 Best Private High Schools in Austin, TX
Aesa Prep Academy
Independent school · Grades K–12
93% of graduates go to four-year colleges
Austin, TX
AOverall grade150 students6 students per teacher
#5 Best Private High Schools in Austin, TX
Regents School of Austin
Christian school (nondenominational) · Grades K–12
The largest Christian school in Austin
Austin, TX
AOverall grade1,073 students10 students per teacher
#6 Best Private High Schools in Austin, TX
St. Dominic Savio Catholic High School
Diocesan school · Grades 9–12
95% of graduates go to four-year colleges
Austin, TX
AOverall grade414 students13 students per teacher
#7 Best Private High Schools in Austin, TX
Brentwood Christian School
Church of Christ school · Grades Pre-K–12
95% of graduates go to four-year colleges
Austin, TX
A-Overall grade647 students12 students per teacher
#8 Best Private High Schools in Austin, TX
Fusion Academy Aus: Austin
Independent school · Grades 6–12
Smaller classes than 94% of independent schools in Texas
Austin, TX
A-Overall grade90 students3 students per teacher
#9 Best Private High Schools in Austin, TX
Hyde Park Schools
Baptist school · Grades Pre-K–12
The smallest classes of any Christian school in Austin
Austin, TX
A-Overall grade763 students9 students per teacher
#10 Best Private High Schools in Austin, TX
Headwaters School
Montessori school · Grades Pre-K–12
One of the 3 largest Montessori schools in Texas
Austin, TX
B+Overall grade411 students8 students per teacher
#11 Best Private High Schools in Austin, TX
Headwaters School
Independent school · Grades K–12
Growing: enrollment up 143% since 2015–16
Austin, TX
BOverall grade422 students6 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.