| 1
| Pangallozzi, Jared | SR-4 | Johns Hopkins | 3:52.84 | Hopkins Charm City Invitational | May 11, 2021 |
| 2
| Mercer, Teddy | SO-2 | Dickinson | 3:53.77 | Hopkins Charm City Invitational | May 11, 2021 |
| 3
| Ferguson, Charlie | SO-2 | Haverford | 3:59.82 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 4
| Fillman, Alexander | SO-2 | Franklin & Marshall | 4:00.05 | Franklin & Marshall College Invite | Apr 17, 2021 |
| 5
| Kleiman, Matthew | SO-2 | Johns Hopkins | 4:01.65 | Centennial Conference Outdoor Track & Field Championships | May 1, 2021 |
| 6
| John, Julian | FR-1 | Dickinson | 4:02.08 | Centennial Conference Outdoor Track & Field Championships | May 1, 2021 |
| 7
| Sandifer, Matt | FR-1 | Johns Hopkins | 4:02.52 | Gettysburg College Quad Meet | Apr 24, 2021 |
| 8
| Walkush, Declan | SR-4 | Muhlenberg | 4:02.93 | Carol & John Covert Classic | Apr 24, 2021 |
| 9
| Thalheimer, Bryce | SO-2 | Johns Hopkins | 4:02.98 | Hopkins Charm City Invitational | May 11, 2021 |
| 10 | McElhennon, Gavin | FR-1 | Johns Hopkins | 4:03.04 | Towson Invitational 2021 | Apr 2, 2021 |
| 11 | Hopkins, William | JR-3 | Gettysburg | 4:03.66 | Hopkins/Loyola Track & Field Invitational | Apr 16, 2021 |
| 12 | Maciel, Marcos | SO-2 | Ursinus | 4:06.93 | Centennial Conference Outdoor Track & Field Championships | May 1, 2021 |
| 13 | Leighninger, Nathaniel | SO-2 | Haverford | 4:07.19 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 14 | Derrick, Josh | SR-4 | Johns Hopkins | 4:07.41 | Towson Invitational 2021 | Apr 2, 2021 |
| 15 | Karlsen, Amos | JR-3 | Haverford | 4:07.60 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 16 | Reimer, Nate | FR-1 | Muhlenberg | 4:07.74 | Centennial Conference Outdoor Track & Field Championships | May 1, 2021 |
| 17 | Amos, Tyler | JR-3 | Johns Hopkins | 4:08.35 | Towson Invitational 2021 | Apr 2, 2021 |
| 18 | Daly, Giles | FR-1 | Ursinus | 4:08.48 | Dickinson Quad Invite | Apr 10, 2021 |
| 19 | Klingele, Josh | FR-1 | Ursinus | 4:11.12 | Dickinson Quad Invite | Apr 10, 2021 |
| 20 | Smurla, Pat | JR-3 | Muhlenberg | 4:11.95 | Carol & John Covert Classic | Apr 24, 2021 |
| 21 | Kaiser, Scott | JR-3 | Haverford | 4:12.13 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 22 | McCarty, Colin | SO-2 | Ursinus | 4:12.46 | Dickinson Quad Invite | Apr 10, 2021 |
| 23 | Howe, Will | SR-4 | Johns Hopkins | 4:12.73 | Gettysburg College Quad Meet | Apr 24, 2021 |
| 24 | Slokenbergs, Valdis | FR-1 | Johns Hopkins | 4:13.52 | Towson Invitational 2021 | Apr 2, 2021 |
| 25 | Pitt, Garrett | SR-4 | Johns Hopkins | 4:14.50 | Gettysburg College Quad Meet | Apr 24, 2021 |
| 26 | Wun, Jesse | SO-2 | Ursinus | 4:14.52 | Dickinson Quad Invite | Apr 10, 2021 |
| 27 | Enright, Sean | FR-1 | Johns Hopkins | 4:15.13 | Hopkins/Loyola Track & Field Invitational | Apr 16, 2021 |
| 28 | Berardi, Kyle | JR-3 | Ursinus | 4:15.69 | Ursinus Red vs Black Intrasquad Challenge | Mar 28, 2021 |
| 29 | Spears, Ian | SO-2 | Johns Hopkins | 4:15.79 | Gettysburg College Quad Meet | Apr 24, 2021 |
| 30 | Denton, Matt | FR-1 | Haverford | 4:16.06 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 31 | Kenyon, Jack | SR-4 | Gettysburg | 4:16.14 | Hopkins/Loyola Track & Field Invitational | Apr 16, 2021 |
| 32 | Larson, Jonas | FR-1 | Johns Hopkins | 4:16.16 | Towson Invitational 2021 | Apr 2, 2021 |
| 33 | Albitz, Coltin | SO-2 | Dickinson | 4:18.12 | Gettysburg College Quad Meet | Apr 24, 2021 |
| 34 | Crosby, Owen | SR-4 | Gettysburg | 4:18.88 | Dickinson Quad Invite | Apr 10, 2021 |
| 35 | Loalbo, Michael | SO-2 | Dickinson | 4:19.37 | Shippensburg University College Mid-Week Meet | Apr 14, 2021 |
| 36 | Bules, Odin | SR-4 | Dickinson | 4:19.65 | Shippensburg University College Mid-Week Meet | Apr 14, 2021 |
| 37 | Allen, Jeffrey | JR-3 | Haverford | 4:19.74 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 38 | Maglione, Mike | SO-2 | Franklin & Marshall | 4:19.98 | Franklin & Marshall College Invite | Apr 17, 2021 |
| 39 | Doherty Munro, Jacob | JR-3 | Dickinson | 4:20.71 | Shippensburg University College Mid-Week Meet | Apr 14, 2021 |
| 40 | Landsberg, Jacob | SR-4 | Haverford | 4:22.93 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 41 | Finck, Stephen | JR-3 | Franklin & Marshall | 4:23.70 | Muhlenberg Invitational | Apr 3, 2021 |
| 42 | Quenemoen, Ryan | SO-2 | Haverford | 4:23.79 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 43 | Teeter, Charlie | FR-1 | Johns Hopkins | 4:24.70 | Towson Invitational 2021 | Apr 2, 2021 |
| 44 | Schweitzer, Colin | FR-1 | Dickinson | 4:24.95 | Shippensburg University College Mid-Week Meet | Apr 14, 2021 |
| 45 | Farace, Wyatt | FR-1 | McDaniel | 4:25.36 | Centennial Conference Outdoor Track & Field Championships | May 1, 2021 |
| 46 | Tripp, Will | FR-1 | Dickinson | 4:25.49 | Shippensburg University College Mid-Week Meet | Apr 14, 2021 |
| 47 | Marks, James | SO-2 | Dickinson | 4:25.82 | Shippensburg University College Mid-Week Meet | Apr 14, 2021 |
| 48 | Coll, Shane | SO-2 | Dickinson | 4:26.88 | Shippensburg University College Mid-Week Meet | Apr 14, 2021 |
| 49 | Soderstedt, Conner | SO-2 | Muhlenberg | 4:28.15 | Centennial Conference Outdoor Track & Field Championships | May 1, 2021 |
| 50 | Lozano, Chris | FR-1 | Dickinson | 4:29.56 | Shippensburg University College Mid-Week Meet | Apr 14, 2021 |
| 51 | Fanikos, Jack | SR-4 | Haverford | 4:29.73 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 52 | Ashnault, Connor | SO-2 | Franklin & Marshall | 4:30.19 | Muhlenberg Invitational | Apr 3, 2021 |
| 53 | Miske, Charlie | SO-2 | Dickinson | 4:31.39 | Hopkins/Loyola Track & Field Invitational | Apr 16, 2021 |
| 54 | Franco, Michael | SO-2 | Haverford | 4:31.52 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 55 | Tassone, Kyle | SO-2 | Muhlenberg | 4:31.75 | Centennial Conference Outdoor Track & Field Championships | May 1, 2021 |
| 56 | Ohanian, Charles | FR-1 | Muhlenberg | 4:32.12 | Franklin & Marshall College Invite | Apr 17, 2021 |
| 57 | Raumann, Nick | FR-1 | McDaniel | 4:34.61 | Centennial Conference Outdoor Track & Field Championships | May 1, 2021 |
| 58 | Gaba, Jacob | JR-3 | Haverford | 4:37.41 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 59 | Wilt, Henry | FR-1 | Ursinus | 4:38.09 | Dickinson Quad Invite | Apr 10, 2021 |
| 60 | Norelli, Charles | JR-3 | Gettysburg | 4:38.41 | Gettysburg College Quad Meet | Apr 24, 2021 |
| 61 | Rose, Nicholas | SR-4 | Gettysburg | 4:38.64 | Hopkins/Loyola Track & Field Invitational | Apr 16, 2021 |
| 62 | Stefan, Adam | SO-2 | Muhlenberg | 4:43.70 | Muhlenberg Invitational | Apr 3, 2021 |
| 63 | Chasinoff, Ean | FR-1 | Ursinus | 4:54.91 | Muhlenberg Invitational | Apr 3, 2021 |
| 64 | Doroshow, Abe | SR-4 | Haverford | 5:00.15 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 65 | He, Keqing | FR-1 | Haverford | 5:06.47 | Philadelphia Metropolitan Collegiate Invitational | Apr 24, 2021 |
| 66 | Posten, Liam | SO-2 | Johns Hopkins | 5:09.72 | Hopkins/Loyola Track & Field Invitational | Apr 16, 2021 |
| 67 | Reilly, James | FR-1 | Johns Hopkins | 5:34.85 | Hopkins/Loyola Track & Field Invitational | Apr 16, 2021 |
