The 1992–93 South Midlands League season was 64th in the history of South Midlands League.
At the end of the season the league was reorganized from 2 divisions (Premier, One), to 3 divisions (Premier, Senior, One).[1]
| Competition: | South Midlands League Premier Division |
| Season: | 1992–93 |
| Winners: | Oxford City |
| Promoted: | Oxford City |
| Relegated: | 5 clubs to Senior Division |
| Prevseason: | 1991–92 |
| Nextseason: | 1993–94 |
The Premier Division featured 19 clubs which competed in the division last season, along with 3 new clubs:
| Competition: | South Midlands League Division One |
| Season: | 1992–93 |
| Promoted: | Bedford Town |
| Relegated: | 11 clubs to new Division One |
| Prevseason: | 1991–92 |
| Nextseason: | 1993–94 (Senior Division) 1993–94 (Division One) |
The Division One featured 19 clubs which competed in the division last season, along with 3 new clubs: