| Lane | Bib | Name | Nationality | SB | PB | |
|---|---|---|---|---|---|---|
| 1 | 189 | Nyak James Chanjiek | REF | 1992 | 1.54.95 | |
| 2.1 | 203 | Thon Abraham Guot | S Sudan | 1.49.11 | ||
| 2.2 | 75 | Kipkoech Nicholas | KEN | 1992 | None | 1.43.37 |
| 3 | 156 | Kinyamal Wyclife | KEN | 1997 | 1.45.53 | 1.43.12 |
| 4 | 74 | Deng Joseph | AUS | 1998 | 1.45.40 | 1.44.21 |
| 5 | 44 | Rotich Ferguson | KEN | 1989 | 1.44.16 | 1.42.54 |
| 6 | 47 | Kipchumba Evans | KEN | 1994 | 1.48.06 | 1.45.91 |
| 7 | 45 | Kipruto Collins | KEN | 1994 | 1.45.26 | 1.44.42 |
| 8 | 46 | Tuwei Cornelious | KEN | 1993 | None | 1.43.82 |
