| POS | Rank | Heat | ATHLETE | COUNTRY | RESULTS | WIND |
|---|---|---|---|---|---|---|
| 1 | 1 | 1 | Noah LYLES |
USA |
19.90 | +0.7 |
| 2 | 2 | 1 | Kenneth BEDNAREK |
USA |
19.94 | +0.7 |
| 3 | 3 | 1 | Jereem RICHARDS |
TTO |
20.20 | +0.7 |
| 4 | 4 | 1 | Aaron BROWN |
CAN |
20.26 | +0.7 |
| 5 | 1 | 2 | Erriyon KNIGHTON |
USA |
20.30 | +0.9 |
| 6 | 5 | 1 | Josephus LYLES |
USA |
20.36 | +0.7 |
| 7 | 6 | 1 | Vernon NORWOOD |
USA |
20.46 | +0.7 |
| 8 | 7 | 1 | Andrew HUDSON |
USA |
20.48 | +0.7 |
| 9 | 2 | 2 | Jerome BLAKE |
CAN |
20.69 | +0.9 |
| 10 | 3 | 2 | Daveon COLLINS |
USA |
20.75 | +0.9 |
| 11 | 4 | 2 | Rodney ROWE |
USA |
20.89 | +0.9 |
| 12 | 5 | 2 | Jamiel TRIMBLE |
USA |
20.98 | +0.9 |
| 13 | 6 | 2 | Remontay MCCLAIN |
USA |
21.19 | +0.9 |
| 14 | 8 | 1 | Ameer WEBB |
USA |
21.94 | +0.7 |