#1 Largest Private Schools in Franklin County, WA
Tri-Cities Prep
Independent Catholic school · Grades 9–12
216 students
Pasco, WA
AOverall grade216 students13 students per teacher
2026 lists
Largest Private Schools in Franklin County, WA
The private schools in Franklin County, WA with the most students. Top 7 of 7 schools.
#2 Largest Private Schools in Franklin County, WA
Kingspoint Christian School
Christian school (nondenominational) · Grades Pre-K–12
108 students
Pasco, WA
AOverall grade108 students10 students per teacher
#3 Largest Private Schools in Franklin County, WA
St. Patrick's Catholic School
Parish school · Grades Pre-K–8
107 students
Pasco, WA
A+Overall grade107 students9 students per teacher
#4 Largest Private Schools in Franklin County, WA
St. Patrick Catholic School
Parish school · Grades Pre-K–8
107 students
Pasco, WA
AOverall grade107 students9 students per teacher
#5 Largest Private Schools in Franklin County, WA
Tri-City Adventist School
Seventh-day Adventist school · Grades K–10
98 students
Pasco, WA
B+Overall grade98 students14 students per teacher
#6 Largest Private Schools in Franklin County, WA
Riverview Baptist Christian Schools
Baptist school · Grades Pre-K–11
62 students
Pasco, WA
A+Overall grade62 students4 students per teacher
#7 Largest Private Schools in Franklin County, WA
Nueva Esperanza Leadership Academy
Christian school (nondenominational) · Grades K–8
61 students
Pasco, WA
B+Overall grade61 students12 students per teacher
From official public records, updated October 2026.