| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | HENDERSON , Philip | Admiral Farragut | 4:27.43 | Cypress Creek Invitational 2019 |
| 2 | SCHEID, Edward | Sunlake | 4:32.53 | Cypress Creek Invitational 2019 |
| 3 | HOLDEN, Michael | Lake Wales | 4:34.09 | Bolles Bulldog Classic |
| 4 | WARD, Stephen | Lake Wales | 4:36.43 | Kowboy Invitational 2019 |
| 5 | FIORILLO, Alex | Admiral Farragut | 4:36.88 | St Petersburg HS Championship |
| 6 | MCKENZIE, John | Seffner Christian | 4:38.15 | FHSAA 1A Region 2 |
| 7 | KENNEDY, Gavin | Sunlake | 4:39.80 | Cypress Creek Invitational 2019 |
| 8 | TORRES COLON, Joesem | Lake Wales | 4:41.35 | FSU Relays (High School) |
| 9 | MCKENZIE, Paul | Seffner Christian | 4:42.10 | George Jenkins Invitational |
| 10 | HERNANDEZ, Sebastian | Wiregrass Ranch | 4:44.74 | 49th Nash Higgins Relays |
| 11 | KNOBL, Drew | Sunlake | 4:48.11 | Mitchell Meet #2 |
| 12 | CASTILLO, Brandon | Land O'Lakes | 4:48.30 | Cypress Creek Invitational 2019 |
| 13 | PALAMAR, Noah | Mitchell | 4:48.58 | Mitchell Meet #2 |
| 14 | MEDINA, Alejandro | Wiregrass Ranch | 4:49.26 | 49th Nash Higgins Relays |
| 15 | HOPKINS, Raekwon | Alonso | 4:49.31 | FSU Relays (High School) |
| 16 | KNOPP, Kaden | Sunlake | 4:49.94 | Mitchell Meet #2 |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | ROMER, Stephen | Harmony | 4:52.69 | St. Cloud Tuesday Night Madness |
| 2 | DIMARCO, Anthony | Wiregrass Ranch | 4:54.01 | Cypress Creek QUAD #1 2019 |
| 3 | POE, Jarod | Mitchell | 4:54.29 | 57th Annual Ed Wells Jr.-Kiwanis Invitational |
| 4 | ELSEY, Teage | Riverview (Sarasota) | 4:56.14 | Larry Richardson Memorial Invitational |
| 5 | MORRISON, Nicholas | Harmony | 4:57.88 | St. Cloud Mini Meet 2 |
| 6 | HOM, Matthew | Palm Harbor University | 4:58.87 | 57th Annual Ed Wells Jr.-Kiwanis Invitational |
| 7 | YOUNG, Garrett | George Steinbrenner | 4:59.00 | |
| 8 | MITCHELL, Braden | Land O'Lakes | 4:59.66 | Cypress Creek Invitational 2019 |
| 9 | WHEELER, Grant | Alonso | 5:00.06 | Senior Night-Wharton |
| 10 | UPTON, Philip | Admiral Farragut | 5:01.24 | Cypress Creek Invitational 2019 |
| 11 | GUENTHER, Aaron | Palm Harbor University | 5:03.00 | |
| 12 | UNBEHAGEN, Luke | Palm Harbor University | 5:03.00 | |
| 13 | MORALES RAMOS, Alex | Wiregrass Ranch | 5:03.61 | Cypress Creek Invitational 2019 |
| 14 | COTTO, Joseph | Lake Wales | 5:04.38 | Berkeley Track and Field Invitational |
| 15 | OPPEDAL, Hunter | Harmony | 5:04.40 | St. Cloud Tuesday Night Madness |
| 16 | CERRETA, Daniel | George Steinbrenner | 5:05.00 | |
| 17 | OQUENDO, Elijah | Lakeland | 5:05.18 | Polk County Championship 2019 |
| 18 | SHUMSKYI, Andrii | Riverview (Sarasota) | 5:05.18 | Sarasota Riverview Ram Invite |
| 19 | CARPENTER, Evan | Mitchell | 5:07.49 | Anclote High School Invitational |
| 20 | CLONTZ, Tyler | Sickles | 5:08.38 | Steinbrenner Quad-Meet 3-13 |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | MARTENSEN, Brenden | Sickles | 5:11.28 | Jesuit Tri-Meet 2-27-19 |
| 2 | MONAHAN, Makani | Admiral Farragut | 5:14.40 | Cypress Creek Invitational 2019 |
| 3 | DRAPER, Jonathan | Harmony | 5:14.78 | Kowboy Invitational 2019 |
| 4 | OBRADOVICH, Joseph | Land O'Lakes | 5:18.53 | Hernando Kiwanis Track and Field Invitational |
| 5 | BONI, Colin | Sickles | 5:18.79 | 49th Nash Higgins Relays |
| 6 | SIMS, Colton | Riverview (Sarasota) | 5:20.00 | |
| 7 | COOPER, Addison | Mitchell | 5:20.35 | Anclote High School Invitational |
| 8 | ROUGE-HEARNENDEZ, Christian | Tampa Bay Tech | 5:22.31 | |
| 9 | CARAGIULO, Roman | Riverview (Sarasota) | 5:23.17 | 57th Annual Ed Wells Jr.-Kiwanis Invitational |
| 10 | NICHOLS, Bailey | Alonso | 5:23.27 | Steinbrenner Tri-Meet 3-6-19 |
| 11 | MORGAN, Jaden | Sickles | 5:30.34 | Henry Strapp Memorial Invitational 2019 |
| 12 | PERKINS, Liam | Seffner Christian | 5:32.54 | Mustang Invitational |
| 13 | STOWE, Andrew | Seffner Christian | 5:33.68 | Berkeley Tailgate Track & Field Meet |
| 14 | CLARK, Brian | Tampa Bay Tech | 5:34.16 | 49th Nash Higgins Relays |
| 15 | YI, Conner | Harmony | 5:40.36 | Saint Cloud Invitational 2019 |
| 16 | KING, Hunter | Alonso | 5:41.66 | George Jenkins Invitational |
| 17 | NGO, Bryan | Tampa Bay Tech | 5:42.51 | Gaither Five Guys |
| 18 | LAM, Noah | Tampa Catholic | 6:02.20 | Tampa Catholic Tri-Meet 3-20-19 |
| 19 | MASTRORIO, Matthew | Tampa Catholic | 6:07.26 | Tampa Catholic Tri-Meet 3-20-19 |