Elections to Manchester City Council were held on Monday, 1 November 1920. One third of the councillors seats were up for election, with each successful candidate to serve a three-year term of office. The council remained under no overall control.
<nowiki>*</nowiki> Two candidates having received 779 votes each, Hill was returned on the Alderman's casting vote
Caused by the death on 4 February 1921 of Alderman James Fildes (Conservative, elected as an alderman by the council on 20 March 1907).
In his place, Councillor Robert Turner (Conservative, St. Mark's, elected 1 November 1920; previously 1905-19) was elected as an alderman by the council on 2 March 1921.
Caused by the death of Councillor Charles Egan (Liberal, St. Michael's, elected 1 November 1911) on 25 November 1920.
Caused by the election as an alderman of Councillor Robert Turner (Conservative, St. Mark's, elected 1 November 1920; previously 1905-19) on 2 March 1921 following the death on 4 February 1921 of Alderman John Fildes (Conservative, elected as an alderman by the council on 20 March 1907).