Elections to Penwith District Council were held on 10 June 2004. The whole council was up for election with boundary changes since the last election in 2003 increasing the number of seats by one. The council stayed under no overall control and overall turnout was 46.9%

After the election, the composition of the council was:

• Liberal Democrat 14
• Conservative 12
• Independent 8
• Labour 1

• 2004 Penwith election result
• Turnout figures^{[permanent dead link]}
• Ward results