2004–05 Croatian First Football League
The 2004–05 Croatian First Football League was the fourteenth season of the Croatian First Football League, the national championship for men's association football teams in Croatia, since its establishment in 1992. The season started on 23 July 2004 and ended on 28 May 2005. Hajduk Split were the defending champions, having won their seventeenth championship title the previous season, and they defended the title again, after a win against Varteks on 28 May 2005.
Teams
Stadia and personnel
| Team | Manager1 | Location | Stadium | Capacity |
| Dinamo Zagreb |  Zvjezdan Cvetković | Zagreb | Stadion Maksimir | 37,168 |
| Hajduk Split | Igor Štimac | Split | Stadion Poljud | 35,000 |
| Inter Zaprešić | Srećko Bogdan | Šibenik | Stadion ŠRC Zaprešić | 5,000 |
| Kamen Ingrad | Hrvoje Braović | Velika | Stadion Kamen Ingrad | 8,000 |
| Međimurje | Miljenko Dovečer | Čakovec | Stadion SRC Mladost | 8,000 |
| Osijek | Stjepan Čordaš | Osijek | Stadion Gradski vrt | 19,500 |
| Pula 1856 | Igor Pamić | Pula | Stadion Veruda | 3,000 |
| Rijeka | Elvis Scoria | Rijeka | Stadion Kantrida | 10,275 |
| Slaven Belupo | Branko Karačić | Koprivnica | Gradski stadion u Koprivnici | 4,000 |
| Varteks | Miroslav Blažević | Varaždin | Stadion Anđelko Herjavec | 10,800 |
| Zadar | Vjeran Simunić | Zadar | Stadion Stanovi | 5,860 |
| NK Zagreb | Mile Petković | Zagreb | Stadion Kranjčevićeva | 8,850 |
- 1 On final match day of the season, played on 28 May 2005.
First stage