800m U17 Men, Heat:1 of 2 ; Official result since 14:14
CBP 1:52.73 Karl Griffin
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 3 | 411 | RAFTERY Jack | Donore Harriers | 2:05.35 | Q | |||
| 2 | 9 | 885 | O'ROURKE Cormac | Lagan Valley AC | 2:05.95 | Q | |||
| 3 | 7 | 734 | BRENNAN Luke | Waterford A.C. | 2:06.03 | Q | |||
| 4 | 4 | 412 | HILL Alex | Rathfarnham W.S.A.F. A.C. | 2:06.56 | q | |||
| 5 | 2 | 169 | DUNNE James | Tullamore Harriers A.C. | 2:08.01 | ||||
| 6 | 5 | 563 | WILLIAMS Darragh | Sligo A.C. | 2:08.53 | ||||
| 7 | 8 | 855 | MATTHEWS Conor | Dunleer A.C. | 2:09.95 | ||||
| 8 | 1 | 25 | BYRNE Louis | Tralee Harriers A.C. | 2:29.40 | ||||
| 9 | 6 | 565 | ONUOHA Dennis | Galway City Harriers A.C. | 2:38.06 |