2004 United States House of Representatives elections

Federal Maps File:US House 2004 Map by voteshare.svg|Winner's share of the vote File:2004 US House of Representatives Election by States.svg|Popular vote by states File:109 us house changes.png|Summary of party change of U.S. House seats in the 2004 House election == Retirements ==

In the November general elections, thirty incumbents did not seek re-election, either to retire or to seek other positions. Democrats Thirteen Democrats did not seek re-election. • : Cal Dooley retired. • : Peter Deutsch retired to run for U.S. Senator. • : Denise Majette retired to run for U.S. Senator. • : Bill Lipinski retired. • : Ken Lucas retired. • : Chris John retired to run for U.S. Senator. • : Dick Gephardt retired to run for U.S. president. • : Karen McCarthy retired. • : Brad Carson retired to run for U.S. Senator. • : Joe Hoeffel retired to run for U.S. Senator. • : Aníbal Acevedo Vilá retired to run for Governor of Puerto Rico. • : Jim Turner retired when redistricted from the 2nd district. • : Jerry Kleczka retired. Republicans Seventeen Republicans did not seek re-election. • : Doug Ose retired. • : Scott McInnis retired. • : Johnny Isakson retired to run for U.S. Senator. • : Mac Collins retired to run for U.S. Senator. • : David Vitter retired to run for U.S. Senator. • : Billy Tauzin retired. • : Nick Smith retired. • : Jack Quinn retired. • : Amo Houghton retired. • : Richard Burr retired to run for U.S. Senator. • : Cass Ballenger retired. • : Jim Greenwood retired. • : Pat Toomey retired to run for U.S. Senator. • : Jim DeMint retired to run for U.S. Senator. • : Ed Schrock retired. • : George Nethercutt retired to run for U.S. Senator. • : Jennifer Dunn retired. == Resignations ==

Two seats opened early due to resignations and were not filled until the November elections. Democrats No Democrats resigned. Republicans Two Republicans resigned. • : Porter Goss resigned September 23, 2004 to become Director of the Central Intelligence Agency. • : Doug Bereuter resigned August 31, 2004 to become president of The Asia Foundation. == Incumbents defeated ==

In primary elections Democrats Two Democrats lost renomination. • : Chris Bell lost to Al Green, who won the general election. • : Ciro Rodriguez lost to Henry Cuellar, who won the general election. Republicans No Republicans lost renomination. This was the first time this had occurred since 1984. In the general election Democrats Five Democrats lost re-election to Republicans. • : Baron Hill lost to Mike Sodrel. • : Max Sandlin lost to Louie Gohmert. • : Nick Lampson lost to Ted Poe. • : Charles Stenholm lost a redistricting race to Randy Neugebauer. • : Martin Frost lost a redistricting race to Pete Sessions. Republicans Two Republicans lost re-election to Democrats. • : Max Burns lost to John Barrow. • : Phil Crane lost to Melissa Bean. == Open seats that changed parties ==

Democratic seats won by Republicans Three Democratic seats were won by Republicans. • : Won by Geoff Davis. • : Won by Charles Boustany. • : Won by Luis Fortuño. Republican seats won by Democrats Three Republican seats were won by Democrats. • : Won by John Salazar. • : Won by Charlie Melançon. • : Won by Brian Higgins. == Open seats that parties held ==

Democratic seats held by Democrats Democrats held nine of their open seats. • : Won by Jim Costa. • : Won by Debbie Wasserman Schultz. • : Won by Cynthia McKinney. • : Won by Dan Lipinski. • : Won by Russ Carnahan. • : Won by Emanuel Cleaver. • : Won by Dan Boren. • : Won by Allyson Schwartz. • : Won by Gwen Moore. Republican seats held by Republicans Republicans held sixteen of their open seats. • : Won by Dan Lungren. • : Won by Connie Mack IV. • : Won by Tom Price. • : Won by Lynn Westmoreland. • : Won by Bobby Jindal. • : Won by Joe Schwarz. • : Won by Jeff Fortenberry. • : Won by Randy Kuhl. • : Won by Virginia Foxx. • : Won by Patrick McHenry. • : Won by Mike Fitzpatrick. • : Won by Charlie Dent. • : Won by Bob Inglis. • : Won by Thelma Drake. • : Won by Cathy McMorris. • : Won by Dave Reichert. == Newly created seats ==

Of the thirty-two seats created in the 2003 Texas redistricting, three had no incumbent representative. Democratic gain No Democrats were elected in newly created seats. Republican gain Three Republicans were elected in newly created seats. • : Won by Michael McCaul. • : Won by Mike Conaway. • : Won by Kenny Marchant. == Closest races ==

Twenty-three races were decided by 10% or lower. ==Election ratings==

There were three special elections held in 2004, all of them separate from the November elections. • Ben Chandler (Democratic) 55.16% • Alice Forgy Kerr (Republican) 42.91% • Mark Gailey (Libertarian) 1.94% }} • Stephanie Herseth (Democratic) 50.59% • Larry Diedrich (Republican) 49.41% }} • G. K. Butterfield (Democratic) 71.15% • Greg Dority (Republican) 34.83% • Thomas Eisenmenger (Libertarian) 1.76% }} == Alabama ==

On December 4, 2004, a run-off election was held to determine the winner of the 3rd and 7th congressional districts. In the 3rd district, Charlie Melançon narrowly defeated Billy Tauzin III. In the 7th district, Charles Boustany defeated Willie Mount. Thus, both seats switched to the opposite party. == Maine ==

All incumbents were re-elected. == Mississippi ==

All seven incumbents who ran for re-election, none of whom faced viable challengers, were returned to Congress. None received less than 60% of the vote, and one received over 80%. In addition, the two seats vacated by retiring Republicans were both reclaimed by Republicans despite Democratic hopes to gain at least one seat in the vulnerable 8th district. == West Virginia ==