1997–98 Sussex County Football League

The 1997–98 Sussex County Football League season was the 73rd in the history of Sussex County Football League a football competition in England.

Division One
Division One featured 17 clubs which competed in the division last season, along with three new clubs, promoted from Division Two:
 * Chichester City
 * Littlehampton Town
 * Redhill

Division Two
Division Two featured 13 clubs which competed in the division last season, along with five new clubs.
 * Clubs relegated from Division One:
 * Oakwood
 * Southwick
 * Three Bridges
 * Clubs promoted from Division Three:
 * Shinewater Association
 * Sidlesham

Also, East Grinstead changed name to East Grinstead Town.

Division Three
Division Three featured twelve clubs which competed in the division last season, along with four new clubs:
 * Bosham, relegated from Division Two
 * Oving Social Club
 * Steyning Town, relegated from Division Two
 * Westfield, joined from the East Sussex League

Also, Sun Alliance changed name to Royal Sun Alliance.