Delaware County schools ranked by test score
Latest PSSA + Keystone year (2024-25). 100 schools in Delaware County, Pennsylvania with reported English Language Arts scores. Pennsylvania state average: 51.1%.
| Rank | School | Level | English Language Arts | vs state |
|---|---|---|---|---|
| 1 | Springfield HS Springfield · Springfield SD | High | 91.9% | +40.8pp |
| 2 | Radnor SHS Radnor · Radnor Township SD | High | 90.8% | +39.7pp |
| 3 | Radnor MS Wayne · Radnor Township SD | Middle | 87.2% | +36.1pp |
| 4 | Haverford SHS Havertown · Haverford Township SD | High | 86.3% | +35.2pp |
| 5 | Penncrest HS Media · Rose Tree Media SD | High | 86.3% | +35.2pp |
| 6 | Garnet Valley HS Glen Mills · Garnet Valley SD | High | 86.2% | +35.1pp |
| 7 | Ithan El Sch Bryn Mawr · Radnor Township SD | Elementary | 86.2% | +35.1pp |
| 8 | Haverford MS Havertown · Haverford Township SD | Middle | 84.5% | +33.4pp |
| 9 | Wallingford El Sch Wallingford · Wallingford-Swarthmore SD | Elementary | 84.4% | +33.3pp |
| 10 | Coopertown El Sch Bryn Mawr · Haverford Township SD | Elementary | 83.7% | +32.6pp |
| 11 | Scenic Hills El Sch Springfield · Springfield SD | Elementary | 83.6% | +32.5pp |
| 12 | Rose Tree El Sch Media · Rose Tree Media SD | Elementary | 82.7% | +31.6pp |
| 13 | Radnor El Sch Radnor · Radnor Township SD | Elementary | 82.6% | +31.5pp |
| 14 | Strath Haven HS Wallingford · Wallingford-Swarthmore SD | High | 82.5% | +31.4pp |
| 15 | Swarthmore-Rutledge Sch Swarthmore · Wallingford-Swarthmore SD | Elementary | 82.4% | +31.3pp |
| 16 | Springton Lake MS Media · Rose Tree Media SD | Middle | 81.9% | +30.8pp |
| 17 | Sabold El Sch Springfield · Springfield SD | Elementary | 79.8% | +28.7pp |
| 18 | Chatham Park El Sch Havertown · Haverford Township SD | Elementary | 79.0% | +27.9pp |
| 19 | Media El Sch Media · Rose Tree Media SD | Elementary | 79.0% | +27.9pp |
| 20 | Strath Haven MS Wallingford · Wallingford-Swarthmore SD | Middle | 79.0% | +27.9pp |
| 21 | Garnet Valley MS Glen Mills · Garnet Valley SD | Middle | 77.9% | +26.8pp |
| 22 | Richardson MS Springfield · Springfield SD | Middle | 77.9% | +26.8pp |
| 23 | Indian Lane El Sch Media · Rose Tree Media SD | Elementary | 76.3% | +25.2pp |
| 24 | Wayne El Sch Wayne · Radnor Township SD | Elementary | 75.2% | +24.1pp |
| 25 | Manoa El Sch Havertown · Haverford Township SD | Elementary | 75.1% | +24.0pp |
| 26 | Chestnutwold El Sch Ardmore · Haverford Township SD | Elementary | 75.0% | +23.9pp |
| 27 | Nether Providence El Sch Wallingford · Wallingford-Swarthmore SD | Elementary | 74.8% | +23.7pp |
| 28 | Glenwood El Sch Media · Rose Tree Media SD | Elementary | 74.2% | +23.1pp |
| 29 | Lynnewood El Sch Havertown · Haverford Township SD | Elementary | 71.5% | +20.4pp |
| 30 | Bethel Springs El Sch Garnet Valley · Garnet Valley SD | Elementary | 70.7% | +19.6pp |
| 31 | Marple Newtown SHS Newtown Square · Marple Newtown SD | High | 67.7% | +16.6pp |
| 32 | Garnet Valley El Sch Glen Mills · Garnet Valley SD | Elementary | 67.6% | +16.5pp |
| 33 | Worrall El Sch Broomall · Marple Newtown SD | Elementary | 66.8% | +15.7pp |
| 34 | Sun Valley HS Aston · Penn-Delco SD | High | 65.8% | +14.7pp |
| 35 | Paxon Hollow MS Broomall · Marple Newtown SD | Middle | 64.5% | +13.4pp |
| 36 | Interboro SHS Prospect Park · Interboro SD | High | 63.5% | +12.4pp |
| 37 | Ridley HS Folsom · Ridley SD | High | 60.0% | +8.9pp |
| 38 | Chichester SHS Boothwyn · Chichester SD | High | 59.6% | +8.5pp |
| 39 | Culbertson El Sch Newtown Square · Marple Newtown SD | Elementary | 59.5% | +8.4pp |
| 40 | Loomis El Sch Broomall · Marple Newtown SD | Elementary | 58.9% | +7.8pp |
| 41 | Russell El Sch Broomall · Marple Newtown SD | Elementary | 58.1% | +7.0pp |
| 42 | Northley MS Aston · Penn-Delco SD | Middle | 56.9% | +5.8pp |
| 43 | Hilltop El Sch Aston · Chichester SD | Elementary | 56.4% | +5.3pp |
| 44 | Aston El Sch Aston · Penn-Delco SD | Elementary | 54.9% | +3.8pp |
| 45 | Pennell El Sch Aston · Penn-Delco SD | Elementary | 54.2% | +3.1pp |
| 46 | Amosland El Sch Morton · Ridley SD | Elementary | 53.6% | +2.5pp |
| 47 | Lakeview El Sch Ridley Park · Ridley SD | Elementary | 51.7% | +0.6pp |
| 48 | Parkside El Sch Parkside · Penn-Delco SD | Elementary | 51.7% | +0.6pp |
| 49 | Grace Park El Sch Swarthmore · Ridley SD | Elementary | 50.3% | -0.8pp |
| 50 | Prospect Park Sch Prospect Park · Interboro SD | Elementary | 48.2% | -2.9pp |
About this ranking
Schools are ranked by the percentage of students who scored at or above the PSSA + Keystone % Proficient or Advanced threshold on the latest available PSSA + Keystone English Language Arts test (school year 2024-25). Only public schools in Delaware County, Pennsylvania with a reasonable cohort size are shown. A higher percentage is better.
The comparison column shows the gap to the Pennsylvania statewide enrollment-weighted average. To compare against neighboring counties, use the full Pennsylvania ranking.