Other · Arizona

Keystone Montessori Charter School

Charter

Keystone Montessori Charter School, a public other school in Phoenix, Arizona: grades 1–9, 203 students, 15.6 students per teacher (2024–25 school year). Part of Keystone Montessori Charter School Inc. (10878).

Size and class size

Compared with schools of the same state and the whole country. Students per teacher counts every full-time-equivalent teacher, not the size of each class.

Students: 203
Teachers (FTE): 13.0
Students per teacher: 15.6
Grades: 1–9; Other

More students per teacher than 58% of schools in Arizona

Median 14.7 · 118 schools compared

More students per teacher than 64% of schools in the US

Median 12.7 · 3,627 schools compared

Smaller than 56% of schools in Arizona

Median 240 · 141 schools compared

Smaller than 50% of schools in the US

Median 207 · 3,982 schools compared

State test results

Share of students scoring proficient or above on Arizona's tests, grades 3–8, 2024–25 school year.

Reading and writing

Arizona: 40%

68%proficient

+1.7 points from 2023–24 school year

A higher share proficient than 81% of schools in Arizona

Median 48% · 70 schools compared

127 students tested, grades 3–8 · AASA; proficient means Levels 3-4

Math

Arizona: 34%

Not published: too few students tested.

AASA; proficient means Levels 3-4

Each state sets its own test and its own bar for “proficient”, so results compare only within a state. Results also follow family income closely: a school's share reflects its students' circumstances as much as its teaching.

Data sourced from the Education Data Center (www.eddatacenter.org), a partner project of the National Center for Civic Innovation, Inc. State Assessment Data Repository version 3.1. More information about these assessments over time, including participation and test changes, is available from the Education Data Center.

What it offers

Grades: Other · Grades 1–9
Type: Charter school · Regular
Instruction: In person
Area: Large city
Run by: Keystone Montessori Charter School Inc. (10878)

Which school a home is assigned to is decided by the district's attendance zones; check with Keystone Montessori Charter School Inc. (10878).

Location

Address: 1025 E Liberty Ln, Phoenix, AZ 85048
Phone: (480)460-7312
City or town: Phoenix
County: Maricopa County

Website Quality of life in Phoenix Schools in Phoenix

Nearby schools

The closest public schools by straight-line distance. Attendance zones are set by each district.

School	Grades	Students	Students / teacher	Reading	Math
The Paideia Academy of South PhoenixCharterFree meals for all	K–12	579	14.8	26%	28%	5.6 mi
BASIS AhwatukeeCharter	4–12	661	12.5	82%	82%	6.4 mi
ASU Preparatory Academy - South Phoenix IntermediateCharterFree meals for all	Pre-K–12	99	11.0	—	—	6.9 mi
Desert Marigold SchoolCharter	K–12	286	—	50%	—	6.9 mi
BASIS Phoenix SouthCharter	K–12	523	11.2	45%	43%	7.2 mi
KellyCharterSpecial educationFree meals for all	K–12	21	4.2	—	—	9.4 mi

Reading and Math: share of tested students proficient or above on the state's own tests (grades 3–8, 2024–25 school year). Compare only within a state.

Sources

Public schools and school districts (National Center for Education Statistics · U.S. Census Bureau), 2024–25 school year. NCES Common Core of Data and EDGE public school geocodes; U.S. Census Bureau, Annual Survey of School System Finances and cartographic boundary files (places).
State Assessment Data Repository (Education Data Center), 2024–25 school year. Data sourced from the Education Data Center (www.eddatacenter.org), a partner project of the National Center for Civic Innovation, Inc. State Assessment Data Repository v3.1.

Analisa does not rate schools. Figures are what a school has (students, teachers, programs), placed among schools of the same level; state test results are compared only within a state.

NCES 040016501755