A section was created within 1921 from the Third Section, formed 1 month earliest while the Football League absorbed the entire top section of the Southern League, effectively ending a ambitions of that league to rival a Football League. At that instance, virtually all of the Football League's strongest clubs were from either a industrial areas of the N & Midlands, sustaining merely Seven of its 44 members depending south (Arsenal, Chelsea, Clapton Orient, Fulham, Tottenham Hotspur and West Ham United, all from either London, and Bristol City). a as a result year, a Northern segment was created, & the original section was renamed Third Section South.

A section originally experienced Twenty-two teams, expanding to Two dozen inside 1950. Lof these one promotion place was available to the Second Division, meaning that many clubs spent hanker periods of period stuck in the section, & many were never promoted in the section's 31 seasons. At a prevent of both year, a bottom ii clubs were put higher for re-election, alongside a bottom deuce in a Northern segment, although virtually all survived the re-election vote.

Around 1958, the N & In the south sections were merged together, to form one Third Division and a newly Fourth Division.