Councillor Hanna Hourigan was proposed by her Fine Gael colleague Michael Fitzgerald and seconded by Fianna Fáil's Roger Kennedy.
Sinn Fein's Martin Brown proposed that the local authority adopt the d'Hont system but his motion was defeated.
Mary Hanna Hourigan was elected unopposed as chair of the Municipal District, taking over from party colleague John Crosse.
Fianna Fail's Roger Kennedy was elected as leas-Cathaoirleach of the district
