| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | USA | United States U20 |
USA
|
38.16 WU20R | 0.162 |
| 2 | GBR | Great Britain & NI U20 |
GBR
|
38.90 =AU20R | 0.156 |
| 3 | JAM | Jamaica U20 |
JAM
|
39.01 SB | 0.138 |
| 4 | JPN | Japan U20 |
JPN
|
39.41 SB | 0.165 |
| 5 | TTO | Trinidad and Tobago U20 |
TTO
|
39.44 | 0.142 |
| 6 | RSA | South Africa U20 |
RSA
|
39.48 SB | 0.141 |
| 7 | GER | Germany U20 |
GER
|
39.79 | 0.175 |
| 8 | BEL | Belgium U20 |
BEL
|
39.83 | 0.134 |
| SUI | Switzerland U20 |
SUI
|
DQ | 0.189 |
| Split | Mark | Athlete | COUNTRY |
|---|---|---|---|
| 100 m | 10.54 |
United States U20
|
USA
|
| 200 m | 19.71 |
United States U20
|
USA
|
| 300 m | 29.41 |
United States U20
|
USA
|