An election to Mayo County Council took place on 5 June 2009 as part of that year's Irish local elections. 31 councillors were elected from six local electoral areas (LEAs) for a five-year term of office on the electoral system of proportional representation by means of the single transferable vote (PR-STV).
Results by party PartySeats±First Pref. votesFPv%±% 17+230,23644.41 7-520,19429.66 2+14,9067.21 5+310,66315.66 0-12,0923.07Totals31-68,091100.00—
Results by local electoral area
Ballina
Belmullet
Castlebar
Claremorris
Swinford
Westport
External links Official website