Needs Improvement
#2729 of 2,846 schools in PA
Keystone Academy Cs
Elementary School · Keystone Academy Cs · Philadelphia, PA
A charter elementary school in Philadelphia, PA serving grades Kindergarten – 8th.
4521 Longshore Avenue, Philadelphia, PA 19135
- Math 25% vs PA 41% (2024)
- Reading 47% vs PA 53% (2024)
- 15.4:1 student-teacher ratio
Academics
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Students at Keystone Academy Cs score 36% proficient, which is below what's typical for similar communities (expected: 38%).
2024 PSSA proficiency
Most recent published year. School vs. PA average.
Trend
→ SteadyProficiency is down 62 points across the 16-year record (2009–2024) and has held near 36% recently.
Show all 15 years
Multi-year averages used by the rating model: math 42% (multi-year average, 2009-2024) · reading/ELA 63% (multi-year average, 2009-2024)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 42 test records from PA state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
88.1%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Keystone Academy Cs sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the Philadelphia map →
Getting around & local context
- Walk 85Very Walkable
- Transit 55Good Transit
- Bike 65Bikeable
- City Safety: High5,504/100K
Powered by
FBI Uniform Crime Reporting · 2024 · city context (Philadelphia), not school-level safety or attendance eligibility. Source details
Source period: 2024. Freshness not available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$51,817
Median home value
$182,900
Median rent
$1,197/mo
College educated
15.8%
Homeownership
62.2%
Poverty rate
23.5%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 19135; this is area context, not an attendance boundary.
Compare nearby
Nearby same-level schools
4 from a 5-mile search
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Disston Hamilton SchEnrollment path unverified | 2.3 | K–8 | 0.2 mi | 735 | Compare → |
| Forrest Edwin SchEnrollment path unverified | 2.2 | PK–5 | 0.6 mi | 819 | Compare → |
| Blessed Trinity Regional Catholic SchoolPrivate · tuition | 6.9private | PK–8 | 0.9 mi | 387 | Compare → |
| Lawton Henry W SchEnrollment path unverified | 4.2 | PK–5 | 0.9 mi | 567 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Private · tuition: Potential private option; tuition and admission requirements have not been verified.
Public and private scores come from different models and are shown side by side, not blended into one ranking.
Keystone Academy Cs
- Schools in district
- 1
- Rank in district
- #1 of 1
- District spending per student
- $15,991NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- The source release did not match this district identifier.
Keystone Academy Cs is listed in Keystone Academy CS; a district label does not verify attendance for an address.
About Keystone Academy Cs
Keystone Academy Cs is a public elementary school in Philadelphia, PA, part of Keystone Academy Cs, serving approximately 663 students in grades Kindergarten-8th with a 15.4:1 student-teacher ratio. It holds a MySchoolScout rating of 3.1 out of 10 and ranks #2,729 of 2,846 schools in PA. State assessment records show 42% math proficiency (multi-year average, 2009-2024) and 63% reading/ELA proficiency (multi-year average, 2009-2024).
Frequently asked questions
Common questions about Keystone Academy Cs
What grades does Keystone Academy Cs serve?
Keystone Academy Cs serves students in grades Kindergarten through 8th.
How many students attend Keystone Academy Cs?
Keystone Academy Cs has an enrollment of approximately 663 students.
What is the student-teacher ratio at Keystone Academy Cs?
The student-teacher ratio at Keystone Academy Cs is 15.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Keystone Academy Cs rank in PA?
Keystone Academy Cs ranks #2,729 of 2,846 schools in PA.
What is Keystone Academy Cs's MySchoolScout rating?
Keystone Academy Cs has a current MySchoolScout rating of 3.1 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Keystone Academy Cs?
Based on loaded state assessment records, Keystone Academy Cs has 42% math proficiency (multi-year average, 2009-2024) and 63% reading/ELA proficiency (multi-year average, 2009-2024).
Is Keystone Academy Cs a charter school?
Yes, Keystone Academy Cs is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.
Is Keystone Academy Cs a Title I school?
No, Keystone Academy Cs is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Keystone Academy Cs?
88.1% of students at Keystone Academy Cs qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- Kindergarten – 8th
- Enrollment
- 663
- Student-Teacher Ratio
- 15.4:1
- Teachers (FTE)
- 43
- Type
- regular
- Setting
- Large City
- County
- Philadelphia County
- Chronic Absenteeism (SY 2022-23)
- 19.2%
- Phone
- (215) 332-2111
- Area population (ZIP 19135)
- 34,234
- Area average commute
- 34.8 min
- Area median age
- 33
Official sources & links
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2024 PSSA · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2024 PSSA. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2024 PSSA · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2024 PSSA. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 19135; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2024; directory SY 2023–24
Related reading
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.