Aldan El Sch
School pathway
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedWhat this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 30 of every 100 students at this school read and write at grade level and about 23 of 100 do math at grade level. Across all Pennsylvania schools, those numbers are about 51 and 43. Reading and writing scores are up about 8 points since 2023, while math scores are up about 5 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 26% of students here test proficient in math and reading, compared with the roughly 35% 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 Aldan El Sch
Aldan El Sch is a K-5 school of modestly sized scale in Aldan, Pennsylvania, run under William Penn SD, hosting 238 students in grades K through 6. Compared to the state average of about 443 students per school, that is 46% below typical.
William Penn SD runs 11 schools in total, collectively educating 4,499 students. Aldan El Sch is one of those campuses.
On the student-mix side, Aldan El Sch reports that the largest single group is Black, at 73% of enrollment. Other groups include 11% White, 6% Hispanic, 4% multiracial, 3% Asian. The wider county runs roughly 22% Black, putting the school's mix meaningfully more Black than the area baseline.
On the resource side, Aldan El Sch logs 17 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.0:1. Statewide, the average ratio sits near 13.1:1, putting Aldan El Sch higher than the state norm the norm. An estimated 98% of students are eligible for free or reduced-price lunch, often used as a Title I proxy. By comparison, Delaware County runs at roughly 58%, so the school's eligibility rate is above the surrounding baseline.
With demographic context factored in, Aldan El Sch sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 35.5%; this one delivers 25.6%.
In the broader community, community-level numbers for Delaware County indicate median household income runs about $89,546, 42% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 7%. Across Delaware County's 113 public schools (combined enrollment of about 74,663 students), Aldan El Sch is one campus in the mix.
The closest other public school is Harris Sch, roughly 0.7 miles away. Counting just inside five miles, 8 other public schools cluster around Aldan El Sch. On composite proficiency, Aldan El Sch comes 4th of 6 in the immediate cluster, behind the nearby-schools average of 30.7%.
The school occupies a commuter-belt site.
Looking at the recent track record. Over the past 7-year window, the student count remained close to its prior level: 237 students in 2018 compared to 238 in 2025. The White share of enrollment decreased from 19% to 11% over that span. The student-to-teacher ratio grew from 12.0:1 in 2018 to 14.0:1 today.
In the discussion threads here, the page collects discussion, questions, and updates around classroom updates, athletics, and weather closures. Parents, students, alumni, and staff are welcome to weigh in.
Delaware County at a glance
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