| Mode: | Basketball |
| Year: | 2004–05 |
| Team: | Delaware State Hornets |
| Conference: | Mid-Eastern Athletic Conference |
| Short Conf: | MEAC |
| Record: | 19–14 |
| Conf Record: | 14–4 |
| Head Coach: | Greg Jackson |
| Arena: | Memorial Hall |
| Champion: | MEAC tournament champions MEAC regular season champions |
| Tourney: | NCAA tournament |
| Tourney Result: | First round |
The 2004–05 Delaware State Hornets men's basketball team represented Delaware State University during the 2004–05 NCAA Division I men's basketball season. The Hornets, led by head coach Greg Jackson, played their home games at Memorial Hall and were members of the Mid-Eastern Athletic Conference. They finished the season 19–14, 14–4 in MEAC play to finish in first place. They defeated Bethune-Cookman, South Carolina State, and Hampton to win the MEAC tournament and secure the conference's automatic bid to the NCAA tournament the first, and only, appearance in school history. Playing as No. 16 seed in the South region, the Hornets were beaten by No. 1 seed Duke in the opening round.
|-!colspan=9 style=| Regular season
|-!colspan=9 style=| MEAC tournament|-!colspan=9 style=| NCAA tournament[1]