Teams were divided into two divisions; the Premier and the First.
The champions of Division One were Cadbury Heath.
The Premier Division featured two new clubs in a league of 18, reduced from 19 the previous season after the relegation of Wellington and Welton Rovers, and the late resignation of Dawlish Town: Dawlish Town withdrew from the league on 22 July 2011, after the fixtures for the new season had been announced.
[1] A new fixture list was subsequently compiled.
The First Division featured two new clubs in a league of 19, after Merthyr Town and Bridport were promoted to the Premier Division: