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Charter schoolElementaryGrades PK–6Charter

Philadelphia Montessori CS

🇺🇸 Official data · 2025Philadelphia, Pennsylvania 19142 · Philadelphia Montessori CS

24.5/ 100
Success Index (US)
Lower 50%

#1375 of 1,627 elementary schools in Pennsylvania
#42012 of 50,301 nationally

How is this calculated?
Students
226
Enrollment
226
Source: NCES CCD
Free/reduced-price lunch
98.7%
Source: NCES CCD
Students per teacher
10.8
Source: NCES CCD

About Philadelphia Montessori CS

Philadelphia Montessori CS is a charter elementary located in Philadelphia, in the Philadelphia Montessori CS school district of Pennsylvania, United States. It caters for Grades PK–6. In 2025 it enrolled 226 students. Publicly funded charter schools operating under a performance contract; free to attend.

Its Success Index (US) is 24.5 out of 100, placing it in the lower 50% of elementary schools in United States and 1375th of 1,627 ranked elementary schools in Pennsylvania. Its strongest component is students per teacher (80th percentile), and its weakest is math proficiency (7th percentile).

Other published figures: enrollment 226.

There are 292 schools in Philadelphia; Philadelphia Montessori CS ranks 93rd of 275 scored schools there.

Success Index (US) breakdown

Each component is a percentile against elementary schools across United States.

  • Math proficiency (30%)17%
  • Reading proficiency (30%)37%
  • Community advantage (fewer free/reduced-price lunch) (25%)98.7%
  • Students per teacher (15%)10.8

The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.

Published measures

All figures published for Philadelphia Montessori CS by the official sources.

Enrollment
226
Students enrolled in the latest NCES directory year.
Free/reduced-price lunch
98.7%
Share of students eligible for free or reduced-price lunch.
Students per teacher
10.8
Enrollment divided by FTE teachers; not class size.
Reading proficiency
37%
Share of tested students proficient or above (all students, all grades).
Math proficiency
17%
Share of tested students proficient or above (all students, all grades).

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Schools near Philadelphia Montessori CS

Closest schools by straight-line distance, with their Success Index (US).

Similar schools

Charter elementary schools in Pennsylvania with a comparable Enrollment.

Frequently asked questions

Is Philadelphia Montessori CS a good school?

Philadelphia Montessori CS has a Success Index (US) of 24.5 out of 100 (Lower 50% of elementary schools in United States) and ranks #1375 of 1,627 in Pennsylvania. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.

Where does Philadelphia Montessori CS rank in Pennsylvania?

Philadelphia Montessori CS ranks #1375 of 1,627 elementary schools in Pennsylvania and #42012 of 50,301 nationally on the Success Index (US) (2025 data).

How many students attend Philadelphia Montessori CS?

Philadelphia Montessori CS had 226 students in 2025.

Is Philadelphia Montessori CS a elementary school or a high school?

Philadelphia Montessori CS is classified as a elementary covering Grades PK–6. It is a charter school.

What other schools are near Philadelphia Montessori CS?

There are 10 schools within 15 km of Philadelphia Montessori CS; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.