An election to Donegal County Council took place on 5 June 2004 as part of that year's Irish local elections. 29 councillors were elected from six electoral divisions by PR-STV voting for a five-year term of office.
Source for Donegal electoral area results.
Source for Glenties electoral area results.
Source for Inishowen electoral area results.
Source for Letterkenny electoral area results.
Source for Milford electoral area results.
Source for Stranorlar electoral area results.