| Lane | # | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|---|
| 1 | 253 | DREW, Nate | FR | Bolles | 54.48 |
| 2 | 34 | STRALEY, Noah | FR | Bishop Kenny | 53.86 |
| 3 | 282 | METZGER, Jayson | SR | Bolles | 52.70 |
| 4 | 175 | KOZIOLEK, Matthew | SR | Ridgeview | 51.77 |
| 5 | 121 | JACKSON, Jalil | SR | Westside | 52.12 |
| 6 | 108 | SUAREZ, Fernado | SR | Westside | 52.74 |
| 7 | 111 | PRIEST, Devante | SR | Westside | 54.02 |
| 8 | 129 | OFFICER, Michael | FR | Episcopal | 54.61 |
| Lane | # | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|---|
| 1 | 50 | RUEN, Nicholas | FR | Bishop Kenny | 59.60 | 59.60 UNF Pre-State High School Meet (3/23/2019) |
| 2 | 158 | STAMPER, Andre | SO | Episcopal | 57.09 | 57.09 Bolles Last Chance Meet (4/03/2019) |
| 3 | 111 | PRIEST, Devante | SR | Westside | 54.99 | 54.99 Gateway Conference Championship (3/28/2019) |
| 4 | 108 | SUAREZ, Fernado | SR | Westside | 50.85 | 50.85 Donell Butler Relays (3/09/2019) |
| 5 | 129 | OFFICER, Michael | FR | Episcopal | 54.53 | 54.53 Episcopal JV Championships (3/28/2019) |
| 6 | 60 | MILLER, Scott | JR | Bishop Kenny | 56.09 | 56.09 Brian Jaeger Elite Classic 2019 (3/09/2019) |
| 7 | 157 | CLARK, Kaiman | SO | Episcopal | 59.40 | 59.40 Bolles Last Chance Meet (4/03/2019) |
| Lane | # | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|---|
| 1 | 297 | HOYTE, Shaheem | JR | Clay | 1:02.76 | 1:02.76 Clay County Championships (2/28/2019) |
| 2 | 177 | ESTINVIL, Belony | JR | Ridgeview | 57.43 | 57.43 Creekside High School Friday Knight Invite 2019 (3/15/2019) |
| 3 | 104 | TURNER, Jamison | JR | Menendez | 55.29 | 55.29 5th Annual Craig Speziale Invitational (3/02/2019) |
| 4 | 121 | JACKSON, Jalil | SR | Westside | 51.72 | 51.72 Gateway Conference Championship (3/28/2019) |
| 5 | 34 | STRALEY, Noah | FR | Bishop Kenny | 53.77 | 53.77 UNF Pre-State High School Meet (3/23/2019) |
| 6 | 179 | HEWINS, Jovanni | JR | Ridgeview | 56.00 | 56.00 Creekside High School Friday Knight Invite 2019 (3/15/2019) |
| 7 | 284 | QU, Jack | SO | Bolles | 57.85 | 57.85 Bolles Last Chance Meet (4/03/2019) |
| 8 | 270 | MCCLURE, Matthew | FR | Bolles | NT |
| Lane | # | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|---|
| 1 | 294 | SWEAT, Brandon | SO | Clay | 1:04.05 | 1:04.05 Ron Riddle Classic Track and Field Meet (3/08/2019) |
| 2 | 312 | ROBERY, Nicholas | FR | Clay | 57.50 | 57.50 Clay County Championships (2/28/2019) |
| 3 | 45 | CASTELO-GALLIANO, Alejandro | SR | Bishop Kenny | 55.49 | 55.49 Brian Jaeger Elite Classic 2019 (3/09/2019) |
| 4 | 175 | KOZIOLEK, Matthew | SR | Ridgeview | 52.04 | 52.04 Danny Brown Invitational (2/22/2019) |
| 5 | 282 | METZGER, Jayson | SR | Bolles | 53.05 | 53.05 Bolles Last Chance Meet (4/03/2019) |
| 6 | 184 | PIERRE, Cedric | SO | Ridgeview | 55.66 | 55.66 Danny Brown Invitational (2/22/2019) |
| 7 | 106 | HUTCHINSON, Jaiwan | FR | Menendez | 57.79 | 57.79 Creekside High School Friday Knight Invite 2019 (3/15/2019) |
| 8 | 253 | DREW, Nate | FR | Bolles | NT |