The fourth season of the long-running Australian outback drama McLeod's Daughters began airing on 11 February 2004 and concluded on 24 November 2004 with a total of 32 episodes.

Bridie Carter (Tess), Simmone Jade Mackinnon (Stevie), Rachael Carpani (Jodi), Aaron Jeffery (Alex), and Myles Pollard (Nick) all return to the series main cast this season.

Brett Tucker returns in a recurring role as Dave Brewer, but is added to the main cast at the end of the season.

Stevie's ex-husband returns to win her back, but budding relationships with newcomer Kane Morgan and with Alex make her realize that her marriage is in the past.

Kate puts her job on the line, and makes an enemy in Harry, after an incident with Sandra and sheep shearing.