School District · Pennsylvania
Ridley School District
📍 Crum Lynne, PA · Delaware County · NCES LEAID 4220370
Kindergarten – 12th
Grade Span
District Contact & InformationSource: NCES CCD 2024–25
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Grades Served
Kindergarten – 12th
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District Mailing Address
901 Morton Ave Suite 100, Folsom, PA 19033
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NCES District ID (LEAID)
4220370
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District Type
Public School District
Zip Codes Served by Ridley School District6 zip codes
Frequently Asked Questions
What zip codes are in Ridley School District?▼
Ridley School District serves 6 zip codes: 19022, 19033, 19043, 19070, 19078, 19094. Zip codes and district boundaries do not line up exactly, so confirm your exact address with the district office before you rely on an assignment.
How is Ridley School District rated?▼
Ridley School District has an overall rating of 3 out of 10 (Below Average), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 30th percentile among Pennsylvania school districts. Ratings are percentile-ranked within Pennsylvania only and are not comparable across states.
How many students attend Ridley School District?▼
The NCES Common Core of Data directory reports enrollment of 5,519 students across 9 schools for Ridley School District.
What grades does Ridley School District serve?▼
Ridley School District is listed in the NCES directory as serving grades Kindergarten – 12th.
How do I contact Ridley School District?▼
You can reach Ridley School District by phone at (610)534-1900 or by mail at 901 Morton Ave Suite 100, Folsom, PA 19033. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.
About Ridley School District
Ridley School District is a public school district serving 6 zip codes in Pennsylvania, primarily in Delaware County. It carries an overall rating of 3/10 (Below Average), the 30th percentile among Pennsylvania districts. That rating reflects the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts with a 2017–18 fallback for the rest) and is ranked only against other Pennsylvania districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can
be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your
assignment with the district office at (610)534-1900 before making a housing decision.