The 2013–14 season is Oldham Athletic's 17th consecutive season in the third division of the English football league system and Lee Johnson's first full season as manager of the club.

The Latics faced a summer of rebuilding on and off the pitch as 18 players were out of contract from the 2012–13 season and work finally recommenced on the demolition of the old Broadway Stand in preparation for its replacement by the new North Stand.Dean Bouzanis, Robbie Simpson, Connor Hughes, Liam Jacob, Alex Cisak, Lee Croft and Dan Taylor were all released at the end of the 2012–13 season with new contracts handed to Glenn Belezika, Cliff Byrne, Connor Brown, David Mellor, James Tarkowski and Kirk Millar as well as youngsters Joe Cooper, Chris Sutherland, Luke Simpson and Danny Gosset.Matt Smith opted to join Leeds United after his impressive run of goals during the 2012-13 FA Cup while Dean Furman joined former manager Paul Dickov at Doncaster Rovers and Jean-Yves M'voto joined Barnsley.