| W | World Outdoor | 46.78 | Kevin Young | USA | 8/6/1992 | Barscelona, ESP |
| J | World/ U-20 | 48.02 | Danny Harris | USA | 6/17/1984 | Los Angeles, CA |
| C20 | Carifta/ U-20 | 49.76 | Jehue Gordon | TTO | 4/4/2010 | Georgetown, CAY |
| C17 | Carifta/ U-17 | 52.75 | Stephen Newbold | BAH | 4/4/2010 | Georgetown, CAY |
| PL | JD | # | Athlete | Age | Team | Time |
|---|---|---|---|---|---|---|
| 1 | 146 | GRIFFITH, RASHEEME | 19 | BAR | C17 51.47 | |
| 2 | 112 | THOMPSON, MATTHEW | 18 | BAH | C17 52.23 | |
| 3 | 295 | BROWN, SHAMAR | 18 | JAM | C17 52.51 | |
| 4 | 404 | HAMILTON, SHARIM | 17 | SKN | 53.65 | |
| 5 | 160 | WICKHAM, DALANO | 19 | BAR | 53.94 | |
| 403 | FRANCIS, JAHNAZZA | 19 | SKN | DNF |
| HPL | JD | # | Athlete | Age | Team | Time | Note |
|---|---|---|---|---|---|---|---|
| 1 | 146 | GRIFFITH, RASHEEME | 19 | BAR | C17 51.47 | ||
| 2 | 112 | THOMPSON, MATTHEW | 18 | BAH | C17 52.23 | ||
| 3 | 295 | BROWN, SHAMAR | 18 | JAM | C17 52.51 | ||
| 4 | 404 | HAMILTON, SHARIM | 17 | SKN | 53.65 | ||
| 5 | 160 | WICKHAM, DALANO | 19 | BAR | 53.94 | ||
| 403 | FRANCIS, JAHNAZZA | 19 | SKN | DNF |