A total of ten teams contested the league, including newcomers Comet who competed at the highest level for the first time.
[2] Vålerenga clinched their twenty-fifth league title after winning 3–2 in overtime against the Sparta Warriors on 17 February.
[4] Vålerenga were crowned champions for the twenty-third time after defeating Trondheim by 4 games to 1 in the best-of-seven Final.
[5] GP = Games played; W = Wins; L = Losses; OTW = Overtime Wins; OTL = Overtime losses; SOW = Shootout Wins; SOL = Shootout losses; PCT = Percent of possible points; GF = Goals for; GA = Goals against; PIM = Penalties in minutes; Pts = Points; C = ChampionsSource: hockey.no The following players led the league in points at the conclusion of the regular season.
[7] GP = Games played; TOI = Time on ice (minutes); W = Wins; L = Losses; GA = Goals against; SO = Shutouts; Sv% = Save percentage; GAA = Goals against average For the 2004–05 season, the league attendance totaled 292,711 spectators for an average of 1,394.