The 2022–23 season was the 26th in the history of the Spartan South Midlands Football League, a football competition in England.
The league constitution for this season was based on allocations for Steps 5 and 6 that were announced by The Football Association on 12 May 2022, and were subject to appeals.
[1] Leighton Town were champions, winning first Spartan South Midlands League title and returned to the Southern League after seven seasons in the Spartan South Midlands League.
Runners-up Stotfold won inter-step play-off match and joined then achieving second straight promotion.
Division One featured 14 clubs which competed in the division last season, along with six new clubs: Also, Bedford changed their name to Real Bedford.