The community includes the village of Sully and the coastal hamlets of Swanbridge and Lavernock.
[2] Notable buildings include the 1930s Sully Hospital, which is Grade II* listed.
[5] Other problems includes an out-of-date asset list and loss of insurance paperwork.
[5] The suspension of the clerk on full pay, for alleged misuse of his work computer, was said to be on the verge of bankrupting the council by early 2019.
Prior to 1974, Sully and Lavernock was a ward to Cardiff Rural District Council, electing one councillor.