| Order / Lane | ATHLETE | COUNTRY | PB | SB 2004 | 
|---|---|---|---|---|
| 2 | Botswana Junior |  BOT | 41.52 | |
| 3 | Japan Junior |  JPN | 39.30 | 40.52 | 
| 4 | Finland Junior |  FIN | 40.58 | 40.63 | 
| 5 | Jamaica Junior |  JAM | 39.15 | 39.48 | 
| 6 | Australia Junior |  AUS | 39.62 | 41.06 | 
| 7 | Greece Junior |  GRE | 40.55 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 2004 | 
|---|---|---|---|---|
| 2 | Germany Junior |  GER | 39.25 | 40.62 | 
| 3 | Sweden Junior |  SWE | 40.10 | 40.86 | 
| 4 | Bahamas Junior |  BAH | 40.34 | |
| 5 | United States Junior |  USA | 38.92 | |
| 6 | India Junior |  IND | 40.56 | 40.56 | 
| 7 | Poland Junior |  POL | 39.61 | 40.50 | 
| 8 | Nigeria Junior |  NGR | 39.54 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 2004 | 
|---|---|---|---|---|
| 2 | Great Britain & N.I. Junior |  GBR | 39.05 | 40.25 | 
| 3 | New Zealand Junior |  NZL | 40.05 | 40.05 | 
| 4 | Switzerland Junior |  SUI | 40.52 | 40.91 | 
| 5 | Oman Junior |  OMA | 40.77 | 40.77 | 
| 6 | Cyprus Junior |  CYP | 41.14 | |
| 7 | France Junior |  FRA | 39.33 |