1988–89 Northern Football League

The 1988–89 Northern Football League season was the 91st in the history of Northern Football League, a football competition in England.

Division One
Division One featured 16 clubs which competed in the division last season, along with four new clubs, promoted from Division Two:
 * Billingham Town
 * Durham City
 * Seaham Red Star
 * Stockton

Division Two
Division Two featured 14 clubs which competed in the division last season, along with six new clubs.
 * Clubs relegated from Division One:
 * Consett
 * Ryhope Community
 * Clubs joined from the Wearside Football League:
 * Murton
 * Washington
 * Whickham
 * Plus:
 * Prudhoe East End, joined from the Northern Football Alliance