2003–04 Northern Football League

The 2003–04 Northern Football League season was the 106th in the history of Northern Football League, a football competition in England.

Division One
Division One featured 18 clubs which competed in the division last season, along with three new clubs, promoted from Division Two:
 * Horden Colliery Welfare
 * Penrith
 * Thornaby

Division Two
Division Two featured 16 clubs which competed in the division last season, along with four new clubs.
 * Clubs relegated from Division One:
 * Consett
 * Newcastle Blue Star
 * Prudhoe Town
 * Plus:
 * Newcastle Benfield Saints, joined from the Northern Football Alliance