The ward of Stock is in the southwest of the Borough and covers the villages of Ramsden Heath and Downham, as well as South Hanningfield, Stock and Margaretting.
It has a population of around 5,700 (as at the 2021 Census) and 4,360 electors (as at August 2023).
Residents are represented by two councillors:
The Member of Parliament is Sir John Whittingdale OBE MP.