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SCHOOL COMMUNITY·MAST COMMUNITY CS II·NCES 420089107602

MaST Community CS II

6238 Rising Sun Avenue, Philadelphia, PA 19111 · (267) 348-1215 · Philadelphia County
GRADES KG–12COMBINED11-CITYCHARTERTITLE IREGULAR SCHOOL1,875 STUDENTS
Enrollment
1,875
Combined
STATE 1,819
Student : Teacher
13.6:1
138 FTE teachers
STATE 15.5:1
Free / Reduced Lunch
69%
1,299 students
STATE 75%
Community
1
0 members
Enrollment and student:teacher ratio compared against other combined schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
140
Grade 1
189
Grade 2
193
Grade 3
194
Grade 4
198
Grade 5
195
Grade 6
188
Grade 7
108
Grade 8
103
Grade 9
80
Grade 10
104
Grade 11
106
Grade 12
77
Student demographics
White
49426%
STATE 60%
Hispanic
44424%
STATE 16%
Black
57030%
STATE 14%
Asian
25414%
STATE 5%
Two+
1116%
STATE 5%
Native American
10%
STATE 0%
Pacific Islander
10%
STATE 0%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
96551%
Female
91049%

Discussions

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Test scores

PSSA + Keystone 2024-25 . % Proficient or Advanced
English Language Arts
37.8%
PA avg 51.1% . -9.7pp since 2023
Math
31.5%
PA avg 43.0% . +2.1pp since 2023
Source: PSSA + Keystone. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
41.2%
composite math + reading, all grades
Predicted
47.9%
based on PA schools with similar FRL share
Beats by
-6.7pp
below demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
1,875
+1,371 (+272%) vs 2017
Student : Teacher
13.6:1
was 14.4:1
% White
26%
was 40%
% Hispanic
24%
was 21%
% Black
30%
was 23%
% Asian
14%
was 11%
Source: NCES Common Core of Data

About MaST Community CS II

Set in Philadelphia, Pennsylvania, MaST Community CS II is an average-sized unified-grade school, operated by MaST Community CS II. It serves 1,875 students across grades K through 12.

Operationally, MaST Community CS II answers to MaST Community CS II, which sets policy, hires staff, and reports enrollment to the state.

On demographics, MaST Community CS II reports that the largest single group is Black at 30%, but no single group is in the majority. Other groups include 26% White, 24% Hispanic, 14% Asian, 6% multiracial. That is visibly less Black than the county at large, where the share is closer to 39%.

In terms of school funding signals, The school currently runs with 138 full-time-equivalent teachers, for a student-teacher ratio near 13.6:1. Statewide, the average ratio sits near 15.5:1, putting MaST Community CS II tighter than the state norm the norm. An estimated 69% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. That share is below Philadelphia County's rate of about 95%.

After controlling for student poverty, MaST Community CS II performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 47.9%, the actual is 41.2%, a residual of -6.7 points.

Across the wider county, community-level numbers for Philadelphia County indicate median household income runs about $61,953, 35% of adults hold a bachelor's degree or higher, and the poverty rate sits near 17%. In all, Philadelphia County runs 309 public schools (combined enrollment of about 182,005 students), of which MaST Community CS II is one.

Franklin Benjamin Sch is the nearest neighboring public school, about 0.6 miles from this campus. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts MaST Community CS II at 3rd of 9; the average score across the group is 28.2%.

The school occupies an urban site. As a public charter, MaST Community CS II runs on public funding but with greater curricular and operational autonomy than a typical district school.

Looking at the recent track record. Looking back 7 years, enrollment at MaST Community CS II has rose 272%, going from 504 students in 2018 to 1,875 in 2025. Over the same period, the White share decreased from 40% to 26%.

On this page, posts here usually surface around pickup logistics, teacher feedback, and after-school programs. The community welcomes input from current and former families.

Philadelphia County at a glance

View full county profile
Population
1,579,706
Census ACS
Median income
$61,953
Household, ACS
Bachelor's+
35%
Adults 25+
Poverty rate
17%
Below federal line
Schools in county
309
182,005 students

Quick facts

School name
MaST Community CS II
District
MaST Community CS II
Address
6238 Rising Sun Avenue, Philadelphia, PA 19111
Phone
(267) 348-1215
County
Philadelphia County
Level
Combined
Grade range
KG–12
Total enrollment
1,875
Teachers (FTE)
138
Student–teacher ratio
13.6:1
Free/Reduced lunch
1,299 (69%)
Locale
11-City: Large
NCES ID
420089107602
Charter school
Yes
Virtual school
No

Related schools

Other schools in Philadelphia
Nearby schools

Frequently asked questions

About MaST Community CS II
How large is MaST Community CS II?
MaST Community CS II enrolls approximately 1,875 students in grades KG-12.
What age range does MaST Community CS II serve?
MaST Community CS II serves students from grade KG through grade 12.
How many students per teacher at MaST Community CS II?
Approximately 13.6:1 students per teacher at MaST Community CS II.
What is the racial breakdown of students at MaST Community CS II?
At MaST Community CS II, the student body is approximately 26% White, 24% Hispanic, 30% Black, 14% Asian, 6% Two or more.
Is MaST Community CS II public or private?
MaST Community CS II is a public K-12 school operated as a charter, overseen by MaST Community CS II.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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