#1 Chelsea (2004-05)
At the number one position, we have none other than the mighty Blues, Chelsea, who won the 2004-05 Premier League with just 1 defeat in the league. Out of 38 matches played, they won 29 matches, lost 1, and 8 matches ended all square for them. They conceded only 15 goals in the Premier League. On the other hand, they scored 72 goals. Peter Cech was their first choice goalkeeper, and he helped Chelsea in keeping 25 clean sheets in the Premier League.
Chelsea won the Premier League and League Cup in the 2004-05 season. And they also reached the semi-finals of the UEFA Champions League where they lost to Liverpool by 1-0 (Aggregate). Frank Lampard was Chelsea's top scorer in the Premier League as well as in all competitions. He scored 13 goals in the Premier League and 19 goals in all competitions.