The 1984–85 Northern Counties East Football League season was the third in the history of Northern Counties East Football League, a football competition in England.
At the end of the season divisions One North, One Central and One South was reorganised.
The clubs were distributed between newly formed divisions One, Two and Three.
The Premier Division featured 17 clubs which competed in the previous season, along with two new clubs: Division One North featured nine clubs which competed in the previous season, along with eight new clubs, promoted from Division Two North: Division One Central featured six clubs which competed in the previous season in Division One North or South, along with ten new clubs.
Division One South featured ten clubs which competed in the previous season, along with six new clubs, promoted from Division Two South: In addition, Norton Woodseats changed their name to Dronfield United.