Community prompt from u/allk12. Replies below.
Culbertson El Sch
School pathway
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedWhat this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 60 of every 100 students at this school read and write at grade level and about 62 of 100 do math at grade level. Across all Pennsylvania schools, those numbers are about 51 and 43. Reading and writing scores are down about 15 points since 2023, while math scores are down about 4 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 68% of students here test proficient in math and reading, compared with the roughly 69% typical for Pennsylvania schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Pennsylvania's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Culbertson El Sch
Set in Newtown Square, Pennsylvania, Culbertson El Sch is a medium-sized elementary campus, overseen by Marple Newtown SD. It educates 523 students across grades K through 5.
Marple Newtown SD runs 6 schools in total, collectively educating 3,882 students. Culbertson El Sch is one of those campuses.
In terms of who attends, Culbertson El Sch reports that nearly all students (86%) are White. The remainder breaks down as 5% Asian, 5% multiracial, 2% Black. The wider county runs roughly 63% White, putting the school's mix visibly more White than the area baseline.
On the income-and-resources front, On paper, Culbertson El Sch has 41 full-time-equivalent teachers, translating to a class-load average of around 12.8:1. The state averages about 13.1:1, putting this campus right in line with peers. Around 20% of the student body qualifies for free or reduced-price meals, a commonly cited indicator of low-income enrollment. By comparison, Delaware County runs at roughly 58%, so the school's eligibility rate is below the surrounding baseline.
On a residual basis (actual vs predicted given the student mix), Culbertson El Sch tracks the demographic baseline. The model predicts 69.3% given the school's FRL share; actual proficiency is 68.2%.
In the broader community, Delaware County reports that median household earnings sit near $89,546, roughly 42% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 7%. Culbertson El Sch is one of 113 public schools in Delaware County (combined enrollment of about 74,663 students).
Nearest neighbor: Marple Newtown SHS, around 1.4 miles off. Counting just inside five miles, 8 other public schools cluster around Culbertson El Sch. Ranking that nearby cluster on reported proficiency puts Culbertson El Sch at 7th of 9; the average score across the group is 77.4%.
Geographically, the school is in an outer-ring area.
Over the past 7-year window. Over the past 7-year window, the student count expanded 28%: 409 students in 2018 compared to 523 in 2025.
In the discussion threads here, recent activity here tends to focus on enrollment questions, classroom assignments, and PTA news. The community welcomes input from current and former families.
Delaware County at a glance
View full county profileQuick facts
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