Private School Review - Established 2003
The Gregory School Top 10 · Most AP Courses (AZ)
All Saints' Episcopal Day School Top 4 · Lowest Acceptance Rate (AZ)

Best Arizona Private Elementary Schools Belonging to Independent Schools Association of the South West (ISAS) (2026-27)

For the 2026-27 school year, there are 2 private elementary schools belonging to Independent Schools Association of the South West (ISAS) serving 922 students in Arizona. You can also find more schools membership associations in Arizona.
The top ranked private elementary schools belonging to Independent Schools Association of the South West (ISAS) in Arizona include The Gregory School and All Saints' Episcopal Day School.
The average acceptance rate is 44%, which is lower than the Arizona private elementary school average acceptance rate of 86%.
50% of private elementary schools belonging to Independent Schools Association of the South West (ISAS) in Arizona are religiously affiliated (most commonly Episcopal).

Quick Facts (2026-27)

  • # Private Schools: 2

Quick Facts (2026-27)

  • # Private Schools: 2

Top Ranked Private Elementary Schools Belonging to Independent Schools Association of the South West (ISAS) in Arizona (2026-27)

The Gregory School Photo
The Gregory School
Gr: 5-12 | 376 students
Avg. class size: 15 students
Sports: 12 | Extracurriculars: 36
3231 N Craycroft Rd
Tucson, AZ 85712
(520) 327-6395
(11)
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All Saints' Episcopal Day School Photo
All Saints' Episcopal Day School
Gr: PK-8 | 546 students
Avg. class size: 16 students
Sports: 10 | Extracurriculars: 4
Episcopal
6300 N Central Avenue
Phoenix, AZ 85012
(602) 274-4866
(4)
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Frequently Asked Questions

What are the top ranked private elementary schools belonging to Independent Schools Association of the South West (ISAS) in Arizona?
The top ranked private elementary schools belonging to Independent Schools Association of the South West (ISAS) in Arizona include The Gregory School and All Saints' Episcopal Day School.
How many private elementary schools belonging to Independent Schools Association of the South West (ISAS) are located in Arizona?
2 private elementary schools belonging to Independent Schools Association of the South West (ISAS) are located in Arizona.
What percentage of private elementary schools belonging to Independent Schools Association of the South West (ISAS) are religiously affiliated in Arizona?
50% of private elementary schools belonging to Independent Schools Association of the South West (ISAS) in Arizona are religiously affiliated (most commonly Episcopal).
2
Private Schools
922
Students
$23,470
Avg. Tuition
32%
Students of Color
8:1
Student-Teacher Ratio

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