1989–90 Southern Football League

The 1989–90 Southern Football League season was the 87th in the history of the league, an English football competition.

Dover Athletic won the Premier Division but were not promoted due to ground grading issues and a place in the Football Conference was taken by runners-up Bath City. Four bottom clubs were relegated to the Southern and Midland divisions, while champions and runners-up of lower divisions get a places in the next Premier Division season. Banbury United, Hounslow, Sandwell Borough and Sheppey United left the league.

Premier Division
The Premier Division consisted of 22 clubs, including 17 clubs from the previous season and five new clubs:
 * Two clubs promoted from the Midland Division:
 * Atherstone United
 * Gloucester City


 * Two clubs promoted from the Southern Division:
 * Chelmsford City
 * Gravesend & Northfleet


 * Plus:
 * Weymouth, relegated from the Football Conference

Midland Division
The Midland Division consisted of 22 clubs, including 17 clubs from the previous season and five new clubs:
 * Three clubs relegated from the Premier Division:
 * Bedworth United
 * Leicester United
 * Redditch United


 * Plus:
 * Barry Town, transferred from the Welsh Football League
 * Racing Club Warwick, promoted from the Midland Football Combination

Also, at the end of the previous season Forest Green Rovers was renamed Stroud and Ashfield Hightree was renamed Sandwell Borough.

Southern Division
The Southern Division consisted of 22 clubs, including 18 clubs from the previous season and four new clubs:
 * Bashley, promoted from the Wessex League
 * Fareham Town, relegated from the Premier Division
 * Hythe Town, promoted from the Kent League
 * Yate Town, promoted from the Hellenic League

Also, at the end of the previous season Thanet United reverted name to Margate.