[2] He was elected as a member of the My Step Alliance.
He was elected Deputy Mayor per snap elections of Yerevan City Council on 23 September 2018 for the My Step Alliance, and was appointed deputy mayor in October 2018.
Sargsyan became Mayor on 22 December 2021 when incumbent mayor Hayk Marutyan lost a no confidence vote.
[3] Hrachya Sargsyan stepped down as mayor on 17 March 2023.
[4] The position was vacant until 10 October 2023, when Tigran Avinyan took office as mayor.