Rankings · Pennsylvania
Largest schools in Delaware County, Pennsylvania
Ranked by enrollment — academic rankings appear once test-score data is loaded.
| # | School | City | District | Enrollment |
|---|---|---|---|---|
| 1 | Chester Community Cs | Chester | Chester Community CS | 4469 |
| 2 | Upper Darby Shs | Drexel Hill | Upper Darby SD | 3855 |
| 3 | Haverford Shs | Havertown | Haverford Township SD | 1943 |
| 4 | Ridley Hs | Folsom | Ridley SD | 1880 |
| 5 | Beverly Hills Ms | Upper Darby | Upper Darby SD | 1585 |
| 6 | Haverford Ms | Havertown | Haverford Township SD | 1573 |
| 7 | Garnet Valley Hs | Glen Mills | Garnet Valley SD | 1549 |
| 8 | Penn Wood Hs | Lansdowne | William Penn SD | 1515 |
| 9 | Drexel Hill Ms | Drexel Hill | Upper Darby SD | 1376 |
| 10 | Springfield Hs | Springfield | Springfield SD | 1338 |
| 11 | Academy Park Hs | Sharon Hill | Southeast Delco SD | 1336 |
| 12 | Ridley Ms | Ridley Park | Ridley SD | 1287 |
| 13 | Strath Haven Hs | Wallingford | Wallingford-Swarthmore SD | 1243 |
| 14 | Radnor Shs | Radnor | Radnor Township SD | 1195 |
| 15 | Penncrest Hs | Media | Rose Tree Media SD | 1169 |
| 16 | Garnet Valley Ms | Glen Mills | Garnet Valley SD | 1140 |
| 17 | Marple Newtown Shs | Newtown Square | Marple Newtown SD | 1104 |
| 18 | Interboro Shs | Prospect Park | Interboro SD | 1074 |
| 19 | Sun Valley Hs | Aston | Penn-Delco SD | 1051 |
| 20 | Chichester Ms | Boothwyn | Chichester SD | 1006 |
| 21 | Richardson Ms | Springfield | Springfield SD | 973 |
| 22 | Chichester Shs | Boothwyn | Chichester SD | 926 |
| 23 | Springton Lake Ms | Media | Rose Tree Media SD | 924 |
| 24 | Chichester Shs | Boothwyn | Chichester SD | 916 |
| 25 | Strath Haven Ms | Wallingford | Wallingford-Swarthmore SD | 868 |
| 26 | Chester Hs | Chester | Chester-Upland SD | 861 |
| 27 | Paxon Hollow Ms | Broomall | Marple Newtown SD | 850 |
| 28 | Radnor Ms | Wayne | Radnor Township SD | 827 |
| 29 | Northley Ms | Aston | Penn-Delco SD | 794 |
| 30 | Highland Park El Sch | Upper Darby | Upper Darby SD | 752 |
| 31 | Harris Sch | Collingdale | Southeast Delco SD | 721 |
| 32 | Garnet Valley El Sch | Glen Mills | Garnet Valley SD | 718 |
| 33 | Manoa El Sch | Havertown | Haverford Township SD | 718 |
| 34 | Concord El Sch | Glen Mills | Garnet Valley SD | 710 |
| 35 | Penn Wood Ms | Darby | William Penn SD | 701 |
| 36 | Bywood El Sch | Upper Darby | Upper Darby SD | 700 |
| 37 | Manoa El Sch | Havertown | Haverford Township SD | 696 |
| 38 | Chester Charter Scholars Academy Cs | Chester | Chester Charter Scholars Academy CS | 693 |
| 39 | Sabold El Sch | Springfield | Springfield SD | 690 |
| 40 | Delcroft Sch | Folcroft | Southeast Delco SD | 674 |
| 41 | Scenic Hills El Sch | Springfield | Springfield SD | 662 |
| 42 | Hillcrest El Sch | Drexel Hill | Upper Darby SD | 648 |
| 43 | Darby Twp Sch | Glenolden | Southeast Delco SD | 641 |
| 44 | Sharon Hill Sch | Sharon Hill | Southeast Delco SD | 631 |
| 45 | Chestnutwold El Sch | Ardmore | Haverford Township SD | 630 |
| 46 | Garrettford El Sch | Drexel Hill | Upper Darby SD | 627 |
| 47 | Chatham Park El Sch | Havertown | Haverford Township SD | 624 |
| 48 | Delcroft Sch | Folcroft | Southeast Delco SD | 623 |
| 49 | Springfield Literacy Center | Springfield | Springfield SD | 613 |
| 50 | Radnor El Sch | Radnor | Radnor Township SD | 595 |
| 51 | Glenolden Sch | Glenolden | Interboro SD | 589 |
| 52 | Sharon Hill Sch | Sharon Hill | Southeast Delco SD | 589 |
| 53 | Lynnewood El Sch | Havertown | Haverford Township SD | 587 |
| 54 | Swarthmore-Rutledge Sch | Swarthmore | Wallingford-Swarthmore SD | 561 |
| 55 | Wallingford El Sch | Wallingford | Wallingford-Swarthmore SD | 554 |
| 56 | Ardmore Avenue Sch | Lansdowne | William Penn SD | 542 |
| 57 | Norwood Sch | Norwood | Interboro SD | 538 |
| 58 | Prospect Park Sch | Prospect Park | Interboro SD | 537 |
| 59 | Wayne El Sch | Wayne | Radnor Township SD | 537 |
| 60 | Nether Providence El Sch | Wallingford | Wallingford-Swarthmore SD | 530 |
| 61 | Stonehurst Hills El Sch | Upper Darby | Upper Darby SD | 519 |
| 62 | Coopertown El Sch | Bryn Mawr | Haverford Township SD | 508 |
| 63 | Culbertson El Sch | Newtown Square | Marple Newtown SD | 500 |
| 64 | Glenwood El Sch | Media | Rose Tree Media SD | 500 |
| 65 | Primos El Sch | Primos | Upper Darby SD | 499 |
| 66 | Westbrook Park El Sch | Clifton Heights | Upper Darby SD | 491 |
| 67 | Indian Lane El Sch | Media | Rose Tree Media SD | 478 |
| 68 | Aston El Sch | Aston | Penn-Delco SD | 476 |
| 69 | Ithan El Sch | Bryn Mawr | Radnor Township SD | 470 |
| 70 | Amosland El Sch | Morton | Ridley SD | 461 |
| 71 | Bethel Springs El Sch | Garnet Valley | Garnet Valley SD | 457 |
| 72 | Media El Sch | Media | Rose Tree Media SD | 457 |
| 73 | Stem At Showalter | Chester | Chester-Upland SD | 450 |
| 74 | Loomis El Sch | Broomall | Marple Newtown SD | 427 |
| 75 | Widener Partnership Cs | Chester | Widener Partnership CS | 427 |
| 76 | Rose Tree El Sch | Media | Rose Tree Media SD | 410 |
| 77 | Pennell El Sch | Aston | Penn-Delco SD | 404 |
| 78 | Lakeview El Sch | Ridley Park | Ridley SD | 403 |
| 79 | Chester Upland Sch Of Arts | Chester | Chester-Upland SD | 398 |
| 80 | Worrall El Sch | Broomall | Marple Newtown SD | 398 |
| 81 | Upper Darby Kdg Ctr | Drexel Hill | Upper Darby SD | 391 |
| 82 | Vision Academy Cs | Lansdowne | Vision Academy CS | 373 |
| 83 | Grace Park El Sch | Swarthmore | Ridley SD | 366 |
| 84 | Edgewood El Sch | Folsom | Ridley SD | 362 |
| 85 | Coebourn El Sch | Brookhaven | Penn-Delco SD | 359 |
| 86 | Walnut Street El Sch | Darby | William Penn SD | 358 |
| 87 | W B Evans Magnet Sch | Yeadon | William Penn SD | 343 |
| 88 | Park Lane El Sch | Darby | William Penn SD | 336 |
| 89 | Toby Farms Intermediate School | Chester Twp | Chester-Upland SD | 326 |
| 90 | Russell El Sch | Broomall | Marple Newtown SD | 324 |
| 91 | Charles Kelly El Sch | Drexel Hill | Upper Darby SD | 322 |
| 92 | Tinicum Sch | Essington | Interboro SD | 322 |
| 93 | Main Street Sch | Upland | Chester-Upland SD | 313 |
| 94 | Bell Avenue School | Yeadon | William Penn SD | 306 |
| 95 | Boothwyn El Sch | Boothwyn | Chichester SD | 306 |
| 96 | East Lansdowne El Sch | East Lansdowne | William Penn SD | 304 |
| 97 | Hilltop El Sch | Aston | Chichester SD | 291 |
| 98 | Aronimink El Sch | Drexel Hill | Upper Darby SD | 287 |
| 99 | Marcus Hook El Sch | Marcus Hook | Chichester SD | 284 |
| 100 | Leedom El Sch | Ridley Park | Ridley SD | 283 |
| 101 | Walter M Senkow El Sch | Glenolden | Upper Darby SD | 278 |
| 102 | Woodlyn El Sch | Woodlyn | Ridley SD | 278 |
| 103 | Stetser El Sch | Chester | Chester-Upland SD | 273 |
| 104 | Southeast Delco Kindergarten Center | Glenolden | Southeast Delco SD | 271 |
| 105 | Boothwyn El Sch | Boothwyn | Chichester SD | 263 |
| 106 | Linwood El Sch | Linwood | Chichester SD | 258 |
| 107 | Parkside El Sch | Parkside | Penn-Delco SD | 248 |
| 108 | Eddystone El Sch | Eddystone | Ridley SD | 224 |
| 109 | Aldan El Sch | Aldan | William Penn SD | 217 |
| 110 | Kindergarten Academy | Prospect Park | Interboro SD | 211 |
| 111 | Colwyn El Sch | Colwyn | William Penn SD | 148 |
| 112 | Delaware County Technical High School-Fo | Folcroft | Delaware County Technical High School | 61 |
| 113 | Delaware County Technical High School-As | Aston | Delaware County Technical High School | 26 |
| 114 | Delaware County Technical High School-Ma | Bromall | Delaware County Technical High School | 0 |