| Pos. | Lane | Bib | Athlete | Year | Cat. | | Mark |
| 1 | 4 | 428 | MANAUZZI Paolo Alfredo | 1990 | M | ITA ITALIA | 34.26 q |
| | | | | | | POLISPORTIVA HYPERION ONLUS AS | |
| 2 | 4 | 463 | ZAFFARONI Paolo | 1996 | M | ITA ITALIA | 34.56 q |
| | | | | | | ASD DELFINI CREMONA ONLUS | |
| 3 | 5 | 447 | SCOTTI Andrea | 1999 | M | ITA ITALIA | 34.69 q |
| | | | | | | ASD DELFINI CREMONA ONLUS | |
| 4 | 4 | 137 | EVENS Mark | 1996 | M | GBR GREAT BRITAIN & N.I. | 34.77 q |
| 5 | 4 | 534 | SANTOS Filipe | 1988 | M | POR PORTUGAL | 36.02 q |
| 6 | 4 | 59 | MELLADO TEJADA Enrique | 1992 | M | ESP SPAIN | 37.50 q |
| 7 | 5 | 94 | TOTT Eric | 1992 | M | EST ESTONIA | 38.10 q |
| 8 | 5 | 201 | LACEY Zachary | 2000 | M | GBR GREAT BRITAIN & N.I. | 38.78 q |
| 9 | 2 | 332 | ASHE Eoghan | 2003 | M | IRL IRELAND | 41.31 |
| 10 | 3 | 265 | REED William | 1993 | M | GBR GREAT BRITAIN & N.I. | 41.33 |
| 11 | 5 | 700 | JURRIES Joseph (I) | 2002 | M | USA UNITED STATES OF AMERICA | 41.52 |
| 12 | 5 | 211 | LAKE William | 1997 | M | GBR GREAT BRITAIN & N.I. | 41.60 |
| 13 | 6 | 361 | HOGG David | 2002 | M | IRL IRELAND | 41.63 |
| 14 | 3 | 373 | KENNEDY Kevin | 1999 | M | IRL IRELAND | 42.08 |
| 15 | 3 | 192 | HUMPHRIES Harry | 1999 | M | GBR GREAT BRITAIN & N.I. | 42.30 |
| 16 | 3 | 349 | ENGLISH Robbie | 2002 | M | IRL IRELAND | 42.34 |
| 17 | 6 | 126 | DALEY Daniel | 1995 | M | GBR GREAT BRITAIN & N.I. | 42.91 |
| 18 | 3 | 641 | GUNGOR Serhat-emir | 2000 | M | TUR TURKEY | 43.58 |
| 19 | 6 | 646 | MENC Alperen | 2002 | M | TUR TURKEY | 43.86 |
| 20 | 6 | 104 | BANKS Andrew | 1986 | M | GBR GREAT BRITAIN & N.I. | 43.98 |
| 21 | 2 | 322 | VICARS Jake | 1995 | M | GBR GREAT BRITAIN & N.I. | 45.18 |
| 22 | 6 | 651 | OKTEM Ozgun | 1996 | M | TUR TURKEY | 45.91 |
| 23 | 2 | 187 | HUGHES Dylan | 2002 | M | GBR GREAT BRITAIN & N.I. | 47.23 |
| 24 | 1 | 5 | KOSEC Nikola | 2002 | M | CRO CROATIA | 47.72 |
| 25 | 7 | 70 | LOIK Kasapr-Paul | 2001 | M | EST ESTONIA | 49.23 |
| 26 | 2 | 80 | PLOOMIPUU Vahur | 1990 | M | EST ESTONIA | 49.51 |
| 27 | 7 | 78 | PAIS Hardi | 1996 | M | EST ESTONIA | 52.11 |
| 28 | 1 | 477 | MATUSIEWICZ Bartosz | 1998 | M | POL POLAND | 54.05 |
| 29 | 8 | 553 | BOGDAN VALENTIN Badea | 2000 | M | ROU ROMANIA | 54.55 |
| 30 | 7 | 590 | ALEN Soster | 1999 | M | SLO SLOVENIA | 56.59 |
| 31 | 7 | 389 | TULLY Eoin | 2000 | M | IRL IRELAND | 59.76 |
| 32 | 1 | 691 | DRUMRIGHT Luke (I) | 1998 | M | USA UNITED STATES OF AMERICA | 59.77 |
| 33 | 2 | 257 | RADDINGS Thomas | 1998 | M | GBR GREAT BRITAIN & N.I. | 1:01.40 |
| 34 | 1 | 719 | SUTER Joseph (I) | 1993 | M | USA UNITED STATES OF AMERICA | 1:10.14 |
| | 1 | 486 | MROZINSKI Michal | 1997 | M | POL POLAND | DQ |
| | 7 | 672 | SAHIN Muhammed-tugrul (FC) | 1996 | M | TUR TURKEY | 50.37 |
|