#1 Best Private High Schools in Harris County, TX
Incarnate Word Academy
Independent Catholic school · Grades 9–12
100% of graduates go to four-year colleges
Houston, TX
A+Overall gradeAll girls248 students8 students per teacher
2026 lists
Best Private High Schools in Harris County, TX
Private high schools in Harris County, TX with the highest overall grades. Top 50 of 50 schools.
#2 Best Private High Schools in Harris County, TX
School of the Woods
Montessori school · Grades Pre-K–12
Smaller classes than 93% of Montessori schools in Texas
Houston, TX
A+Overall grade223 students5 students per teacher
#3 Best Private High Schools in Harris County, TX
The Village School
Independent school · Grades K–12
One of the 3 largest independent schools in Texas
Houston, TX
A+Overall grade1,548 students6 students per teacher
#4 Best Private High Schools in Harris County, TX
Westbury Christian School
Church of Christ school · Grades Pre-K–12
100% of graduates go to four-year colleges
Houston, TX
A+Overall grade299 students8 students per teacher
#5 Best Private High Schools in Harris County, TX
Strake Jesuit College Prep School
Independent Catholic school · Grades 9–12
The largest of 207 Catholic schools in Texas
Houston, TX
A+Overall gradeAll boys1,390 students10 students per teacher
#6 Best Private High Schools in Harris County, TX
Providence Classical School
Christian school (nondenominational) · Grades Pre-K–12
100% of graduates go to four-year colleges
Spring, TX
A+Overall grade374 students8 students per teacher
#7 Best Private High Schools in Harris County, TX
Duchesne Academy of the Sacred Heart
Independent Catholic school · Grades Pre-K–12
100% of graduates go to four-year colleges
Houston, TX
A+Overall gradeAll girls713 students8 students per teacher
#8 Best Private High Schools in Harris County, TX
Founders Christian School
Christian school (nondenominational) · Grades K–12
The smallest classes of any Christian school in Spring
Spring, TX
A+Overall grade201 students6 students per teacher
#9 Best Private High Schools in Harris County, TX
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
#10 Best Private High Schools in Harris County, TX
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
#11 Best Private High Schools in Harris County, TX
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
#12 Best Private High Schools in Harris County, TX
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
#13 Best Private High Schools in Harris County, TX
St. Thomas Episcopal School
Episcopal school · Grades Pre-K–12
100% of graduates go to four-year colleges
Houston, TX
A+Overall grade563 students11 students per teacher
#14 Best Private High Schools in Harris County, TX
Rosehill Christian School
Christian school (nondenominational) · Grades Pre-K–12
99% of graduates go to four-year colleges
Tomball, TX
A+Overall grade448 students10 students per teacher
#15 Best Private High Schools in Harris County, TX
Houston Christian High School
Christian school (nondenominational) · Grades 9–12
98% of graduates go to four-year colleges
Houston, TX
A+Overall grade507 students10 students per teacher
#16 Best Private High Schools in Harris County, TX
Cristo Rey Jesuit College Prep School of Houston
Independent Catholic school · Grades 9–12
100% of graduates go to four-year colleges
Houston, TX
A+Overall grade472 students12 students per teacher
#17 Best Private High Schools in Harris County, TX
The Kinkaid School - Head of School Office
Independent school · Grades Pre-K–12
100% of graduates go to four-year colleges
Houston, TX
A+Overall grade1,421 students9 students per teacher
#18 Best Private High Schools in Harris County, TX
The Connection School of Houston
Christian school (nondenominational) · Grades K–12
Smaller classes than 78% of Christian schools in Texas
Cypress, TX
A+Overall grade127 students7 students per teacher
#19 Best Private High Schools in Harris County, TX
Northland Christian School PK-12
Christian school (nondenominational) · Grades Pre-K–12
92% of graduates go to four-year colleges
Houston, TX
A+Overall grade421 students8 students per teacher
#20 Best Private High Schools in Harris County, TX
St. Johns School
Independent school · Grades K–12
100% of graduates go to four-year colleges
Houston, TX
AOverall grade1,423 students9 students per teacher
#21 Best Private High Schools in Harris County, TX
The Emery/Weiner School
Jewish day school · Grades 6–12
One of the 3 largest Jewish day schools in Texas
Houston, TX
AOverall grade601 students10 students per teacher
#22 Best Private High Schools in Harris County, TX
Chinquapin Preparatory School
Independent school · Grades 6–12
100% of graduates go to four-year colleges
Highlands, TX
AOverall grade124 students8 students per teacher
#23 Best Private High Schools in Harris County, TX
Al Hadi School
Islamic school · Grades Pre-K–12
100% of graduates go to four-year colleges
Houston, TX
AOverall grade414 students4 students per teacher
#24 Best Private High Schools in Harris County, TX
St. Pius X High School
Parish school · Grades 9–12
100% of graduates go to four-year colleges
Houston, TX
AOverall grade558 students14 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.