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Average

#1031 of 2,842 schools in PA

Top 36% in state

Mastery Cs John Wister Elementary

Elementary School · Mastery CS John Wister Elementary

5700 Wayne Avenue, Philadelphia, PA 19144

Charter

Enrollment

497

Student-Teacher

16:1

Score

6.9

Grades

Kindergarten – 5th

Updated 2022-23

How this school compares

In Philadelphia

#83 of 300

public schools

Pennsylvania elementary schools

#701 of 1,625

Academic growth

9.7 / 10

Exceptional

About Mastery Cs John Wister Elementary

Mastery CS John Wister Elementary is a charter school located in Philadelphia, Pennsylvania. Serving kindergarten through fifth grade students, the school has an enrollment of 497 pupils and maintains a student-teacher ratio of 16:1 with 31 full-time equivalent teachers. The academic performance at Mastery CS John Wister places it around the 26th percentile among schools in Pennsylvania, as indicated by its MySchoolScout rating of 4.1 out of 10.

Test scores show that 22% of students are proficient or above in ELA/Reading and 14% are proficient or above in Math. While there is room for academic growth at Mastery CS John Wister, the school focuses on student development and provides a supportive learning environment within a large city setting. Located along Wayne Avenue, it's situated in an urban area where community involvement can play a significant role in enhancing educational opportunities.

What Parents Should Know

While current test scores at Mastery Cs John Wister Elementary are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.

Mastery Cs John Wister Elementary is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress9.7Exceptional50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data3
Annual Change+1.72 pts/yr
Data Period2019–2024
TrendImproving
Academics3.5Fair30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency18.4%
Reading/ELA Proficiency24.1%
Math vs. State Avg-33.1 pts
Reading vs. State Avg-31.7 pts
Overall Proficiency21%
Expected (poverty-adj.)33%
vs. Expected-12.2 pts
Adjusted Percentile16th
College ReadinessNot Available

Data not available for this school

Resources & Environment5.1Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio16:1
Per-Pupil Spending$20,252

Mastery Cs John Wister Elementary — Students at Mastery Cs John Wister Elementary score 21% proficient, which is below what's typical for similar communities (expected: 33%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

99.4%

Students qualifying for federal meal assistance

Test Scores PA PSSA (2023-24)

Math Proficiency 13.6%
School
State
46.0%
ELA Proficiency 21.8%
School
State
53.3%

Based on 12 test records from PA state assessments. About our data

Proficiency Trend

↑ Improving

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
5%
ELA
22%
2021*
Math
2.5%
ELA
12%
2024
Math
18.5%
ELA
24.3%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 9.7/10.

How Mastery Cs John Wister Elementary Compares

See how Mastery Cs John Wister Elementary performs across key quality dimensions compared to state benchmarks.

Overall Score
6.9/10
64th percentile in PA
Academic
3.5/10
3.5/10
Growth
9.7/10
Above average
Environment
5.1/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
99%
Teaching Staff
16:1 student-teacher ratio
31 teachers

Location

5700 Wayne Avenue, Philadelphia, PA 19144

Nearby Alternatives

Families considering Mastery Cs John Wister Elementary may also want to explore other elementary schools in the area. Kelly John B Sch (rated 7.7/10, 0.6 miles away), which scores slightly higher. Another option is Logan James Sch (rated 7.5/10, 0.8 miles away), which scores slightly higher. Additionally, GREENE STREET FRIENDS SCHOOL (rated 7.4/10, 0.4 miles away), which scores slightly higher. For more schools in Philadelphia, see our Philadelphia schools guide .

Nearby Schools

20 within 1.2 mi
School Distance Rating
GERMANTOWN FRIENDS SCHOOL Philadelphia 0.3 mi 7.6
PENNSYLVANIA SCHOOL FOR THE DEAF Philadelphia 0.4 mi 8.3
GREENE STREET FRIENDS SCHOOL Philadelphia 0.4 mi 7.4
Fitler Academics Plus Philadelphia 0.5 mi 5.0
THE DEPAUL CATHOLIC SCHOOL Philadelphia 0.5 mi 6.4
Kelly John B Sch Philadelphia 0.6 mi 7.7
SMALL WORLD DISCOVERY CENTER Philadelphia 0.6 mi
ANTHONY WAYNE ACADEMY Philadelphia 0.6 mi 7.4
Mastery CS-Pickett Campus Philadelphia 0.7 mi 5.3
Logan James Sch Philadelphia 0.8 mi 7.5
Mastery CS-Francis D. Pastorius Elementary Philadelphia 1.0 mi 5.3
Roosevelt Theodore MS Philadelphia 1.1 mi 6.4
Central HS Philadelphia 0.9 mi 7.5
Steel Edward Sch Philadelphia 1.2 mi 7.0
Wissahickon CS Philadelphia 1.2 mi 5.5
ADELAIDE EDUCATIONAL CENTER Philadelphia 1.2 mi
Pennell Joseph Sch Philadelphia 1.1 mi 7.0
Imhotep Institute CHS Philadelphia 1.3 mi 3.8
Widener Memorial Sch Philadelphia 1.1 mi 7.7
Girls HS Philadelphia 1.2 mi 6.5

Neighborhood Census ACS (2019-2023)

Census data for ZIP 19144 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$45,727

Median Home Value

$224,600

Median Rent

$1,110/mo

Population

48,542

College Educated

35.1%

Homeownership

35.1%

Avg Commute

35.3 min

Poverty Rate

26.2%

Median Age

35.2

Community Profile

The community surrounding Mastery Cs John Wister Elementary has a median household income of $45,727. It is an area where 35% of adults hold a bachelor's degree or higher. The median home value in the area is $224,600, with a median rent of $1,110/month. The area has a poverty rate of 26.2%, indicating some economic challenges in the community. The average commute in the area is 35 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Allen Dr Ethel Sch Philadelphia, PA 6.9
BLESSED TRINITY REGIONAL CATHOLIC SCHOOL Philadelphia, PA 6.9
Belle Valley El Sch Erie, PA 6.9
Ben Franklin Sch Uniontown, PA 6.9
Benjamin Chambers El Sch Chambersburg, PA 6.9
Bradford Hgts El Sch Downingtown, PA 6.9

Frequently Asked Questions

Common questions about Mastery Cs John Wister Elementary

What grades does Mastery Cs John Wister Elementary serve?

Mastery Cs John Wister Elementary serves students in grades Kindergarten through 5th.

How many students attend Mastery Cs John Wister Elementary?

Mastery Cs John Wister Elementary has an enrollment of approximately 497 students.

What is the student-teacher ratio at Mastery Cs John Wister Elementary?

The student-teacher ratio at Mastery Cs John Wister Elementary is 16:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Mastery Cs John Wister Elementary rank in PA?

Mastery Cs John Wister Elementary is ranked #1031 out of 2,842 schools in PA.

What is Mastery Cs John Wister Elementary's MySchoolScout rating?

Mastery Cs John Wister Elementary has a composite rating of 6.9 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Mastery Cs John Wister Elementary?

Based on the most recent state assessment data, Mastery Cs John Wister Elementary has 13.6% math proficiency and 21.8% reading/ELA proficiency.

Is Mastery Cs John Wister Elementary a charter school?

Yes, Mastery Cs John Wister Elementary is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.

Is Mastery Cs John Wister Elementary a Title I school?

No, Mastery Cs John Wister Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Mastery Cs John Wister Elementary?

99.4% of students at Mastery Cs John Wister Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
83 Very Walkable
Transit Score
63 Good Transit
Bike Score
55 Bikeable
City Safety
High (5,504/100K)

Powered by Walk Score

FBI UCR 2024. City-level (Philadelphia). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Kindergarten – 5th
Enrollment
497
Student-Teacher Ratio
16:1
Teachers (FTE)
31
Free/Reduced Lunch
99.4%
Type
regular
Setting
Large City
County
Philadelphia County
Data Year
2023–2024

District

Mastery CS John Wister Elementary
District Enrollment
497
Schools in District
1
Per-Pupil Spending
$16,801
District Rank
#1 of 1

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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