| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Radnor Township School District | Bryn Mawr | 10/10 Excellent · 99th pct | 3,564 | 5 | K–12 | 2 |
| Haverford Township School District | Ardmore | 10/10 Excellent · 98th pct | 6,634 | 7 | K–12 | 3 |
| Rose Tree Media School District | Lenni | 10/10 Excellent · 97th pct | 4,143 | 6 | K–12 | 2 |
| Springfield School District | Springfield | 10/10 Excellent · 97th pct | 4,390 | 5 | K–12 | 1 |
| Wallingford-Swarthmore School District | Swarthmore | 10/10 Excellent · 97th pct | 3,678 | 5 | K–12 | 2 |
| Garnet Valley School District | Chester Heights | 10/10 Excellent · 94th pct | 4,522 | 5 | K–12 | 3 |
| Marple Newtown School District | Broomall | 9/10 Excellent · 84th pct | 3,847 | 6 | K–12 | 2 |
| Penn-Delco School District | Aston | 6/10 Average · 54th pct | 3,258 | 6 | K–12 | 2 |
| Ridley School District | Crum Lynne | 4/10 Below Average · 36th pct | 5,519 | 9 | K–12 | 6 |
| Chichester School District | Marcus Hook | 3/10 Below Average · 25th pct | 3,047 | 6 | K–12 | 1 |
| Interboro School District | Essington | 3/10 Below Average · 24th pct | 3,304 | 6 | K–12 | 5 |
| Southeast Delco School District | Darby | 1/10 Poor · 9th pct | 4,125 | 6 | K–12 | 3 |
| Upper Darby School District | Clifton Heights | 1/10 Poor · 7th pct | 12,495 | 14 | K–12 | 4 |
| Chester-Upland School District | Chester | 1/10 Poor · 1st pct | 3,100 | 7 | PK–12 | 1 |
How Delaware County compares
Together they enroll 65,626 students across 93 schools. The largest is Upper Darby School District with 12,495 students. Districts here average 6.3/10, above the Pennsylvania average of 5.6/10. Ratings range from 1/10 to 10/10.
School Districts in Delaware County, Pennsylvania
Delaware County has 14 public school districts covering 37 zip codes. The top-rated district in Delaware County is Radnor Township School District (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts), ranked against all districts in Pennsylvania. Directory details come from NCES CCD 2024–25.
Enter your zip code on any page to confirm your exact district assignment — district boundaries are address-specific and may not follow county or city lines.