#25 Largest Private Schools in Arizona
Phoenix Christian Elementary
Christian school (nondenominational) · Grades Pre-K–12
485 students
Phoenix, AZ
B-Overall grade485 students29 students per teacher
2026 lists
Largest Private Schools in Arizona
The private schools in Arizona with the most students. Top 50 of 244 schools.
#26 Largest Private Schools in Arizona
St. Thomas Aquinas
Parish school · Grades Pre-K–8
458 students
Avondale, AZ
AOverall grade458 students15 students per teacher
#27 Largest Private Schools in Arizona
Yuma Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
456 students
Yuma, AZ
BOverall grade456 students18 students per teacher
#28 Largest Private Schools in Arizona
Our Lady of Mount Carmel School
Parish school · Grades Pre-K–8
448 students
Tempe, AZ
B-Overall grade448 students24 students per teacher
#29 Largest Private Schools in Arizona
SS Simon and Jude Cathedral School
Diocesan school · Grades Pre-K–8
424 students
Phoenix, AZ
B+Overall grade424 students19 students per teacher
#30 Largest Private Schools in Arizona
Casas Christian School
Christian school (nondenominational) · Grades K–8
408 students
Oro Valley, AZ
BOverall grade408 students17 students per teacher
#31 Largest Private Schools in Arizona
Pusch Ridge Christian Academy Upper School
Presbyterian school · Grades 9–12
396 students
Tucson, AZ
A-Overall grade396 students11 students per teacher
#32 Largest Private Schools in Arizona
Arizona Cultural Academy & College Prep
Islamic school · Grades Pre-K–12
394 students
Phoenix, AZ
A+Overall grade394 students8 students per teacher
#33 Largest Private Schools in Arizona
St. John the Evangelist Catholic School
Diocesan school · Grades K–8
392 students
Tucson, AZ
BOverall grade392 students16 students per teacher
#34 Largest Private Schools in Arizona
St. John Vianney Catholic School
Diocesan school · Grades Pre-K–8
387 students
Goodyear, AZ
BOverall grade387 students19 students per teacher
#35 Largest Private Schools in Arizona
Flagstaff Christian School
Christian school (nondenominational) · Grades K–12
384 students
Flagstaff, AZ
B+Overall grade384 students14 students per teacher
#36 Largest Private Schools in Arizona
St. John Bosco Catholic
Parish school · Grades Pre-K–8
375 students
Phoenix, AZ
B+Overall grade375 students20 students per teacher
#37 Largest Private Schools in Arizona
John Paul II Catholic High School
Diocesan school · Grades 9–12
370 students
Avondale, AZ
BOverall grade370 students13 students per teacher
#38 Largest Private Schools in Arizona
The Gregory School
Independent school · Grades 5–12
367 students
Tucson, AZ
A+Overall grade367 students8 students per teacher
#39 Largest Private Schools in Arizona
St. Mary-Basha Catholic School
Diocesan school · Grades Pre-K–8
366 students
Chandler, AZ
A+Overall grade366 students12 students per teacher
#40 Largest Private Schools in Arizona
St. Cyril Elementary School
Diocesan school · Grades K–8
359 students
Tucson, AZ
A+Overall grade359 students12 students per teacher
#41 Largest Private Schools in Arizona
St. Gregory School
Diocesan school · Grades Pre-K–8
353 students
Phoenix, AZ
B+Overall grade353 students16 students per teacher
#42 Largest Private Schools in Arizona
West Valley Christain School
Christian school (nondenominational) · Grades Pre-K–8
351 students
Goodyear, AZ
B+Overall grade351 students15 students per teacher
#43 Largest Private Schools in Arizona
Saints Peter & Paul School
Diocesan school · Grades K–8
344 students
Tucson, AZ
B-Overall grade344 students17 students per teacher
#44 Largest Private Schools in Arizona
Rancho Solano Private School-Greenway Campus
Independent school · Grades Pre-K–5
342 students
Scottsdale, AZ
B-Overall grade342 students11 students per teacher
#45 Largest Private Schools in Arizona
International School of Arizona
Independent school · Grades K–8
337 students
Scottsdale, AZ
B+Overall grade337 students16 students per teacher
#46 Largest Private Schools in Arizona
St. Theresa Catholic School
Parish school · Grades Pre-K–8
331 students
Phoenix, AZ
BOverall grade331 students17 students per teacher
#47 Largest Private Schools in Arizona
Bourgade Catholic High School
Diocesan school · Grades 9–12
330 students
Phoenix, AZ
A+Overall grade330 students10 students per teacher
#48 Largest Private Schools in Arizona
New Vistas Center for Education
Independent school · Grades Pre-K–6
327 students
Chandler, AZ
A+Overall grade327 students8 students per teacher
From official public records, updated October 2026.