2005–06 Sussex County Football League

The 2005–06 Sussex County Football League season was the 81st 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:
 * Crowborough Athletic
 * Shoreham
 * Wick

Division Two
Division Two featured 13 clubs which competed in the division last season, along with five new clubs.
 * Clubs relegated from Division One:
 * East Grinstead Town
 * Pagham
 * Sidlesham
 * Clubs promoted from Division Three:
 * Bexhill United
 * Storrington

Also, Seaford changed name to Seaford Town.

Division Three
Division Three featured eleven clubs which competed in the division last season, along with three new clubs:
 * Little Common, joined from the East Sussex League
 * Peacehaven & Telscombe, relegated from Division Two
 * Pease Pottage Village, relegated from Division Two