The Mexican state of Durango held an election on Sunday, July 4, 2004.
At stake was the office of the Durango State Governor, all 25 members of the unicameral Durango State Congress, and 39 mayors and municipal councils.
At the time of the election, the sitting governor was Ángel Sergio Guerrero Mier of the Institutional Revolutionary Party (PRI).
With 90% of the results counted, Ismael Hernández of the PRI was set for victory with around 52% of the votes cast.
The new governor of Durango was sworn in on 15 September 2004.