The Orme School Photo - Our graduates are competent, confident and well positioned to meet the challenges of college and the world beyond.

Best Arizona Private High Schools Belonging to National Association of Independent Schools (NAIS) (2026)

For the 2026 school year, there are 6 private high schools belonging to National Association of Independent Schools (NAIS) serving 1,010 students in Arizona. You can also find more schools membership associations in Arizona.
The top-ranked private high schools belonging to National Association of Independent Schools (NAIS) in Arizona include The Orme School, The Gregory School, and Lourdes Catholic School.
The average acceptance rate is 65%, which is lower than the Arizona private high school average acceptance rate of 83%.
17% of private high schools belonging to National Association of Independent Schools (NAIS) in Arizona are religiously affiliated (most commonly Catholic).

Top-Ranked Private High Schools Belonging to National Association of Independent Schools (NAIS) in Arizona (2026)

School
Location
Quick Facts
The Gregory School
The Gregory School Photo - The Gregory School, as a diverse learning community, challenges and supports students to achieve excellence in character, scholarship, leadership, and innovation and prepares them to make a positive impact in the world through pursuing their passions, appreciating and creating beauty, and solving problems.
(11)
3231 N Craycroft Rd
Tucson, AZ 85712
(520) 327-6395
Gr: 5-12 | 369 students Avg. class size: 15 students Sports: 11 | Extracurrculars: 36 Tuition listed
Green Fields School
Green Fields School Photo - View of the Green Fields Center for Performing Arts
(4)
6000 N Camino De La Tierra
Tucson, AZ 85741
(520) 297-2288
Gr: K-12 Avg. class size: 12 students Sports: 8 Tuition listed
Lourdes Catholic School
(Catholic)
(1)
555 E Patagonia Hwy
Nogales, AZ 85621
(520) 287-5659
Gr: PK-12 | 282 students
New Way Academy
Special Education School
5048 East Oak Street
Phoenix, AZ 85008
(602) 389-8600
Gr: K-12 | 260 students Avg. class size: 9 students Sports: 9 | Extracurrculars: 6 Tuition & acceptance rate listed
The Orme School
The Orme School Photo - Caravan offers a unique outdoor adventure and academic program for students. Led by faculty, class-sized trips explore Southwest's stunning landscapes, diverse cultures, and rich history. Camping in National Parks or wilderness, students gain outdoor skills and delve into the region's natural and human history. Caravan grants academic credits for graduation.
1000 Orme School Rd.
Mayer, AZ 86333
(928) 632-1566
Gr: 8-12 Avg. class size: 9 students Sports: 16 | Extracurrculars: 12 Tuition & acceptance rate listed
Verde Valley School
Verde Valley School Photo - Write, score and perform an original musical. Create your own violin in welding class and play it with the VVS rock or jazz band! Our approach to the arts is student-centered, performance-based and quite unique.
3511 Verde Valley School Road
Sedona, AZ 86351
(928) 284-2272
Gr: 9-12 | 99 students Avg. class size: 12 students Sports: 17 | Extracurrculars: 5 Tuition & acceptance rate listed

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