- Source: 2006 United States House of Representatives election in Delaware
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- 2006 United States House of Representatives election in Delaware
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- 2006 United States House of Representatives elections
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The 2006 United States House of Representatives election in Delaware was held on November 7, 2006. Incumbent Republican U.S. Representative Mike Castle won re-election to a seventh term.
Democratic primary
= Candidates
=Karen M. Hartley-Nagle, non-profit organization director
Dennis Spivack, attorney
Republican primary
Michael N. Castle, incumbent U.S. Congressman
Congressman Castle faced no opposition in the Republican Party primary.
Green Party
Michael Berg, retired teacher and anti-war activist
Independent
Karen M. Hartley-Nagle, formerly of the Democratic Party