Cllr Coneron promised to act as a voice for local residents after receiving 1,264 of the by-election votes counted at the Town Hall in Maidenhead.
The by-election took place on Thursday, 17 October following the resignation of former Cllr John Story in September.
Cllr Sally Coneron said: “I would like to thank everybody who supported and voted for me. I look forward to working hard for all Ascot and Sunninghill residents, to ensure that their voices are heard at the Town Hall.”
The count took place following a turnout of 24.79%. Residents submitted 2,162 votes, of which 2,159 were valid.
The full results of the by-election can be viewed on our election results page