Delaware County schools ranked by test score
Latest PSSA + Keystone year (2024-25). 69 schools in Delaware County, Pennsylvania with reported Mathematics scores. Pennsylvania state average: 43.0%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 1 | Ithan El Sch Bryn Mawr · Radnor Township SD | Elementary | 87.3% | +44.3pp |
| 2 | Swarthmore-Rutledge Sch Swarthmore · Wallingford-Swarthmore SD | Elementary | 85.3% | +42.3pp |
| 3 | Coopertown El Sch Bryn Mawr · Haverford Township SD | Elementary | 84.9% | +41.9pp |
| 4 | Scenic Hills El Sch Springfield · Springfield SD | Elementary | 84.8% | +41.8pp |
| 5 | Chatham Park El Sch Havertown · Haverford Township SD | Elementary | 84.3% | +41.3pp |
| 6 | Sabold El Sch Springfield · Springfield SD | Elementary | 83.7% | +40.7pp |
| 7 | Radnor El Sch Radnor · Radnor Township SD | Elementary | 82.9% | +39.9pp |
| 8 | Nether Providence El Sch Wallingford · Wallingford-Swarthmore SD | Elementary | 82.7% | +39.7pp |
| 9 | Wallingford El Sch Wallingford · Wallingford-Swarthmore SD | Elementary | 82.2% | +39.2pp |
| 10 | Wayne El Sch Wayne · Radnor Township SD | Elementary | 82.2% | +39.2pp |
| 11 | Rose Tree El Sch Media · Rose Tree Media SD | Elementary | 80.5% | +37.5pp |
| 12 | Indian Lane El Sch Media · Rose Tree Media SD | Elementary | 79.5% | +36.5pp |
| 13 | Chestnutwold El Sch Ardmore · Haverford Township SD | Elementary | 79.1% | +36.1pp |
| 14 | Glenwood El Sch Media · Rose Tree Media SD | Elementary | 79.1% | +36.1pp |
| 15 | Media El Sch Media · Rose Tree Media SD | Elementary | 77.8% | +34.8pp |
| 16 | Lynnewood El Sch Havertown · Haverford Township SD | Elementary | 77.6% | +34.6pp |
| 17 | Bethel Springs El Sch Garnet Valley · Garnet Valley SD | Elementary | 75.9% | +32.9pp |
| 18 | Manoa El Sch Havertown · Haverford Township SD | Elementary | 74.9% | +31.9pp |
| 19 | Garnet Valley El Sch Glen Mills · Garnet Valley SD | Elementary | 69.9% | +26.9pp |
| 20 | Hilltop El Sch Aston · Chichester SD | Elementary | 69.3% | +26.3pp |
| 21 | Worrall El Sch Broomall · Marple Newtown SD | Elementary | 69.2% | +26.2pp |
| 22 | Loomis El Sch Broomall · Marple Newtown SD | Elementary | 63.3% | +20.3pp |
| 23 | Russell El Sch Broomall · Marple Newtown SD | Elementary | 62.6% | +19.6pp |
| 24 | Culbertson El Sch Newtown Square · Marple Newtown SD | Elementary | 62.0% | +19.0pp |
| 25 | Boothwyn El Sch Boothwyn · Chichester SD | Elementary | 57.8% | +14.8pp |
| 26 | Amosland El Sch Morton · Ridley SD | Elementary | 57.1% | +14.1pp |
| 27 | Leedom El Sch Ridley Park · Ridley SD | Elementary | 56.0% | +13.0pp |
| 28 | Lakeview El Sch Ridley Park · Ridley SD | Elementary | 51.2% | +8.2pp |
| 29 | Edgewood El Sch Folsom · Ridley SD | Elementary | 51.0% | +8.0pp |
| 30 | Aston El Sch Aston · Penn-Delco SD | Elementary | 50.5% | +7.5pp |
| 31 | Grace Park El Sch Swarthmore · Ridley SD | Elementary | 49.7% | +6.7pp |
| 32 | Pennell El Sch Aston · Penn-Delco SD | Elementary | 49.5% | +6.5pp |
| 33 | Parkside El Sch Parkside · Penn-Delco SD | Elementary | 47.4% | +4.4pp |
| 34 | Coebourn El Sch Brookhaven · Penn-Delco SD | Elementary | 46.3% | +3.3pp |
| 35 | Eddystone El Sch Eddystone · Ridley SD | Elementary | 45.7% | +2.7pp |
| 36 | Linwood El Sch Linwood · Chichester SD | Elementary | 41.3% | -1.7pp |
| 37 | Woodlyn El Sch Woodlyn · Ridley SD | Elementary | 40.4% | -2.6pp |
| 38 | Prospect Park Sch Prospect Park · Interboro SD | Elementary | 39.6% | -3.4pp |
| 39 | Aronimink El Sch Drexel Hill · Upper Darby SD | Elementary | 39.5% | -3.5pp |
| 40 | Marcus Hook El Sch Marcus Hook · Chichester SD | Elementary | 38.2% | -4.8pp |
| 41 | Primos El Sch Primos · Upper Darby SD | Elementary | 36.6% | -6.4pp |
| 42 | Tinicum Sch Essington · Interboro SD | Elementary | 34.6% | -8.4pp |
| 43 | Norwood Sch Norwood · Interboro SD | Elementary | 33.9% | -9.1pp |
| 44 | W B Evans El Sch Yeadon · William Penn SD | Elementary | 33.8% | -9.2pp |
| 45 | Colwyn El Sch Colwyn · William Penn SD | Elementary | 33.3% | -9.7pp |
| 46 | Hillcrest El Sch Drexel Hill · Upper Darby SD | Elementary | 32.9% | -10.1pp |
| 47 | Highland Park El Sch Upper Darby · Upper Darby SD | Elementary | 32.1% | -10.9pp |
| 48 | Garrettford El Sch Drexel Hill · Upper Darby SD | Elementary | 29.3% | -13.7pp |
| 49 | Vision Academy CS East Lansdowne · Vision Academy CS | Elementary | 28.9% | -14.1pp |
| 50 | Westbrook Park El Sch Clifton Heights · Upper Darby SD | Elementary | 25.2% | -17.8pp |
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 Mathematics 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.