For the 2026 school year, there is 1 private high school belonging to Independent School Association of the South West (ISAS) serving 369 students in Arizona. You can also find more schools membership associations in Arizona.
The top-ranked private high school belonging to Independent School Association of the South West (ISAS) in Arizona is The Gregory School.
Top-Ranked Private High Schools Belonging to Independent Schools Association of the South West (ISAS) in Arizona (2026)
School
Location
Quick Facts
3231 N Craycroft Rd
Tucson, AZ 85712
(520) 327-6395
Tucson, AZ 85712
(520) 327-6395
Gr: 5-12 | 369 students Avg. class size: 15 students Sports: 11 | Extracurrculars: 36 Tuition listed
Recent Articles
Financial Aid 101 for Private School Families 2026
Guide to private school financial aid in 2026, with current costs, key planning timelines and practical steps parents need to maximize aid options.
Why Extracurricular Activities Matter in 2026
Discover why extracurricular activities remain essential in 2026, with updated research, costs, and admissions insights for parents and students.
How to Appeal for Financial Aid After Admission
Learn how to appeal for financial aid after admission to a private school, with expert steps, timelines, and 2026 updates for families.