The 2014–15 season was the 117th in the history of Northern Football League, a football competition in England.
The league has operated two divisions in the English football league system, Division One at step 5, and Division Two at step 6.
Division One featured 19 clubs which competed in the division last season, along with three new clubs, promoted from Division Two: Only Bishop Auckland applied for promotion to Step 4.
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Division Two featured 18 clubs which competed in the division last season, along with four new clubs.