Chung On is one of the 38 constituencies in the Sha Tin District in Hong Kong.
The constituency returns one district councillor to the Sha Tin District Council, with an election every four years. The seat has been currently held by Labour Party's Yip Wing. His term will start from 1 January 2016.
Chung on constituency is loosely based on the Chung on Estate, Vista Paradiso, Oceanaire and Baycrest in Ma On Shan with estimated population of 15,840.