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A

Keystone Montessori Charter School

PublicOtherGrades 1–9Charter

1025 E Liberty Ln, Phoenix, AZ 85048 · (480) 460-7312

Phoenix’s School Grade B+ better than 73% of Arizona school districts

Directions
Students
203
Students per teacher
16:1
Setting
City
Grades
1–9
The gist

What stands out about Keystone Montessori Charter School

  • Its own letter, A: reading and math results near the top of Arizona’s public schools
  • Math proficiency 26 pts above the state
  • Reading / language arts 29 pts above the state

Test scores

2020–21
Math proficiency57%
State average 31.2%
Reading / language arts67%
State average 38.5%

Its own letter, A, places these results among Arizona’s 1,781 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

1025 E Liberty Ln, Phoenix

Students

Enrollment by grade
Grade 129
Grade 242
Grade 320
Grade 433
Grade 528
Grade 621
Grade 714
Grade 816
Enrollment over time
194’20
185’21
179’22
197’23
203’24

Up 4.6% since 2020–21.

Who goes here
White 45%Hispanic 32%Two or more races 12%Asian 5%Black 4%American Indian/Alaska Native <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Keystone Montessori Charter School from Phoenix families.

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Arizona’s other public schools; Phoenix’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.