District
|
Image
|
Representative
|
Switched party
|
Prior background
|
Birth year
|
Ref
|
Alabama 6
|
|
Gary Palmer (R)
|
No Open seat; replaced
Spencer Bachus (R)
|
President of the
Alabama Policy Institute President of the
State Policy Network
|
1954
|
[15]
|
Arizona 2
|
|
Martha McSally (R)
|
Yes Defeated
Ron Barber (D)
|
U.S. Air Force
Colonel
|
1966
|
[16]
|
Arizona 7
|
|
Ruben Gallego (D)
|
No Open seat; replaced
Ed Pastor (D)
|
Arizona House of Representatives
U.S. Marine Corps Reserve
Corporal
|
1979
|
[17]
|
Arkansas 2
|
|
French Hill (R)
|
No Open seat; replaced
Tim Griffin (R)
|
Secretary to the
National Economic Council Deputy
Assistant Secretary of the Treasury Aide to
U.S. Senator
John Tower
|
1956
|
[18]
|
Arkansas 4
|
|
Bruce Westerman (R)
|
No Open seat; replaced
Tom Cotton (R)
|
Majority Leader of the
Arkansas House of Representatives
Fountain Lake School Board
|
1967
|
[19]
|
California 11
|
|
Mark DeSaulnier (D)
|
No Open seat; replaced
George Miller (D)
|
California State Senate
California State Assembly
Contra Costa County Board of Supervisors
Concord City Council
|
1952
|
[20]
|
California 25
|
|
Steve Knight (R)
|
No Open seat; replaced
Buck McKeon (R)
|
California State Senate
California State Assembly
Palmdale City Council
Los Angeles Police Department
U.S. Army Reserve
|
1966
|
[21]
|
California 31
|
|
Pete Aguilar (D)
|
Yes Open seat; replaced
Gary Miller (R)
|
Mayor of
Redlands Aide to
Governor
Gray Davis
|
1979
|
[22]
|
California 33
|
|
Ted Lieu (D)
|
No Open seat; replaced
Henry Waxman (D)
|
California State Senate
California State Assembly
Torrance City Council
U.S. Air Force JAG Corps
Colonel
|
1969
|
[23]
|
California 35
|
|
Norma Torres (D)
|
No Open seat; replaced
Gloria Negrete McLeod (D)
|
California State Senate
California State Assembly Mayor of
Pomona
|
1965
|
[24]
|
California 45
|
|
Mimi Walters (R)
|
No Open seat; replaced
John Campbell (R)
|
California State Senate
California State Assembly
Laguna Niguel City Council
|
1962
|
[25]
|
Colorado 4
|
|
Ken Buck (R)
|
No Open seat; replaced
Cory Gardner (R)
|
Weld County District Attorney Congressional staffer
|
1959
|
[26]
|
Florida 2
|
|
Gwen Graham (D)
|
Yes Defeated
Steve Southerland (R)
|
Lawyer
|
1963
|
[27]
|
Florida 26
|
|
Carlos Curbelo (R)
|
Yes Defeated
Joe Garcia (D)
|
Miami-Dade County Public School Board Staffer for
U.S. Senator
George LeMieux
|
1980
|
[28]
|
Georgia 1
|
|
Buddy Carter (R)
|
No Open seat; replaced
Jack Kingston (R)
|
Georgia State Senate
Georgia House of Representatives Mayor of
Pooler
Pooler City Council
|
1957
|
[29]
|
Georgia 10
|
|
Jody Hice (R)
|
No Open seat; replaced
Paul Broun (R)
|
Senior pastor
|
1960
|
[30]
|
Georgia 11
|
|
Barry Loudermilk (R)
|
No Open seat; replaced
Phil Gingrey (R)
|
Georgia State Senate
Georgia House of Representatives Chair of the
Bartow County Republican Party
U.S. Air Force
|
1963
|
[31]
|
Georgia 12
|
|
Rick Allen (R)
|
Yes Defeated
John Barrow (D)
|
Construction business owner
|
1951
|
[32]
|
Hawaii 1
|
|
Mark Takai (D)
|
No Open seat; replaced
Colleen Hanabusa (D)
|
Hawaii House of Representatives
Hawaii National Guard
Lieutenant Colonel
|
1967
|
[33]
|
Illinois 10
|
|
Bob Dold (R)
|
Yes Defeated
Brad Schneider (D)
|
U.S. House of Representatives
[h] Staffer for
Vice President
Dan Quayle
|
1969
|
[34]
|
Illinois 12
|
|
Mike Bost (R)
|
Yes Defeated
William Enyart (D)
|
Illinois House of Representatives
Murphysboro Township Treasurer
U.S. Marine Corps
|
1960
|
[35]
|
Iowa 1
|
|
Rod Blum (R)
|
Yes Open seat; replaced
Bruce Braley (D)
|
Software business executive
|
1955
|
[36]
|
Iowa 3
|
|
David Young (R)
|
No Open seat; replaced
Tom Latham (R)
|
Chief of staff for
U.S. Senator
Chuck Grassley Chief of staff for
U.S. Senator
Jim Bunning
|
1968
|
[37]
|
Louisiana 5
|
|
Ralph Abraham (R)
|
No Defeated
Vance McAllister (R)
|
Aviation medical examiner
Mississippi National Guard
|
1954
|
[38]
|
Louisiana 6
|
|
Garret Graves (R)
|
No Open seat; replaced
Bill Cassidy (R)
|
Chair of the
Louisiana CPRA Staffer for
U.S. Senator
David Vitter Staffer for
U.S. Senator
John Breaux
|
1972
|
[39]
|
Maine 2
|
|
Bruce Poliquin (R)
|
Yes Open seat; replaced
Mike Michaud (D)
|
Maine State Treasurer
|
1953
|
[40]
|
Massachusetts 6
|
|
Seth Moulton (D)
|
No Replaced
John F. Tierney (D), who lost renomination
|
U.S. Marine Corps
Captain
|
1978
|
[41]
|
Michigan 4
|
|
John Moolenaar (R)
|
No Open seat; replaced
Dave Camp (R)
|
Michigan Senate
Michigan House of Representatives
Midland City Council
|
1961
|
[42]
|
Michigan 8
|
|
Mike Bishop (R)
|
No Open seat; replaced
Mike Rogers (R)
|
Majority Leader of the
Michigan Senate
Michigan House of Representatives
|
1967
|
[43]
|
Michigan 11
|
|
Dave Trott (R)
|
No Replaced
Kerry Bentivolio (R), who lost renomination
|
Bingham Farms Village Council Business owner
|
1960
|
[44]
|
Michigan 12
|
|
Debbie Dingell (D)
|
No Open seat; replaced
John Dingell (D)
|
Wayne State University Board of Governors
|
1953
|
[45]
|
Michigan 14
|
|
Brenda Lawrence (D)
|
No Open seat; replaced
Gary Peters (D)
|
Mayor of
Southfield
Southfield City Council
U.S. Postal Service
|
1954
|
[46]
|
Minnesota 6
|
|
Tom Emmer (R)
|
No Open seat; replaced
Michele Bachmann (R)
|
Minnesota House of Representatives
Delano City Council
Independence City Council
|
1961
|
[47]
|
Montana at-large
|
|
Ryan Zinke (R)
|
No Open seat; replaced
Steve Daines (R)
|
Montana Senate
U.S. Navy
SEAL Team Six
|
1961
|
[48]
|
Nebraska 2
|
|
Brad Ashford (D)
|
Yes Defeated
Lee Terry (D)
|
Nebraska Legislature CEO of the
Omaha Housing Authority
Nebraska Department of Education
|
1949
|
[49]
|
Nevada 4
|
|
Cresent Hardy (R)
|
Yes Defeated
Steven Horsford (D)
|
Nevada Assembly
Mesquite City Council
|
1957
|
[50]
|
New Hampshire 1
|
|
Frank Guinta (R)
|
Yes Defeated
Carol Shea-Porter (D)
|
U.S. House of Representatives
[i]
Mayor of Manchester
Manchester Board of Aldermen
New Hampshire House of Representatives
|
1970
|
[51]
|
New Jersey 3
|
|
Tom MacArthur (R)
|
No Open seat; replaced
Jon Runyan (R)
|
Mayor of
Randolph
|
1960
|
[52]
|
New Jersey 12
|
|
Bonnie Watson Coleman (D)
|
No Open seat; replaced
Rush Holt Jr. (D)
|
Majority Leader of the
New Jersey General Assembly Chair of the
New Jersey Democratic State Committee
|
1945
|
[53]
|
New York 1
|
|
Lee Zeldin (R)
|
Yes Defeated
Tim Bishop (D)
|
New York State Senate
U.S. Army
Lieutenant Colonel
|
1980
|
[54]
|
New York 4
|
|
Kathleen Rice (D)
|
No Open seat; replaced
Carolyn McCarthy (D)
|
Nassau County District Attorney
|
1965
|
[55]
|
New York 21
|
|
Elise Stefanik (R)
|
Yes Open seat; replaced
Bill Owens (D)
|
Staffer for the
U.S. Domestic Policy Council Campaign manager
|
1984
|
[56]
|
New York 24
|
|
John Katko (R)
|
Yes Defeated
Dan Maffei (D)
|
Assistant U.S. Attorney
U.S. Securities and Exchange Commission
|
1962
|
[57]
|
North Carolina 6
|
|
Mark Walker (R)
|
No Open seat; replaced
Howard Coble (R)
|
Businessman
|
1969
|
[58]
|
North Carolina 7
|
|
David Rouzer (R)
|
Yes Open seat; replaced
Mike McIntyre (D)
|
North Carolina Senate Legislative aide to
U.S. Senator
Elizabeth Dole
|
1972
|
[59]
|
Oklahoma 5
|
|
Steve Russell (R)
|
No Open seat; replaced
James Lankford (R)
|
Oklahoma Senate
U.S. Army
Lieutenant Colonel
|
1963
|
[60]
|
Pennsylvania 6
|
|
Ryan Costello (R)
|
No Open seat; replaced
Jim Gerlach (R)
|
Chester County Board of Commissioners
Chester County Recorder of Deeds
|
1976
|
[61]
|
Pennsylvania 13
|
|
Brendan Boyle (D)
|
No Open seat; replaced
Allyson Schwartz (D)
|
Pennsylvania House of Representatives
|
1977
|
[62]
|
Texas 4
|
|
John Ratcliffe (R)
|
No Replaced
Ralph Hall (R), who lost renomination
|
Mayor of
Heath
U.S. Attorney for
Eastern Texas
|
1965
|
[63]
|
Texas 23
|
|
Will Hurd (R)
|
Yes Defeated
Pete Gallego (D)
|
CIA
Directorate of Operations
|
1977
|
[64]
|
Texas 36
|
|
Brian Babin (R)
|
No Open seat; replaced
Steve Stockman (R)
|
Lower Neches Valley Authority
Texas Historical Commission Mayor of
Woodville
U.S. Air Force
|
1948
|
[65]
|
Utah 4
|
|
Mia Love (R)
|
Yes Open seat; replaced
Jim Matheson (D)
|
Mayor of
Saratoga Springs
Saratoga Springs City Council
|
1975
|
[66]
|
Virginia 8
|
|
Don Beyer (D)
|
No Open seat; replaced
Jim Moran (D)
|
U.S. Ambassador to Switzerland and Liechtenstein
Lieutenant Governor of Virginia
|
1950
|
[67]
|
Virginia 10
|
|
Barbara Comstock (R)
|
No Open seat; replaced
Frank Wolf (R)
|
Virginia House of Delegates
U.S. Department of Justice official Congressional staffer
|
1959
|
[68]
|
Washington 4
|
|
Dan Newhouse (R)
|
No Open seat; replaced
Doc Hastings (R)
|
Washington Director of Agriculture
Washington House of Representatives
|
1955
|
[69]
|
West Virginia 2
|
|
Alex Mooney (R)
|
No Open seat; replaced
Shelley Moore Capito (R)
|
Chair of the
Maryland Republican Party
Maryland Senate
|
1971
|
[70]
|
West Virginia 3
|
|
Evan Jenkins (R)
|
Yes Defeated
Nick Rahall (D)
|
West Virginia Senate
West Virginia House of Delegates
|
1960
|
[71]
|
Wisconsin 6
|
|
Glenn Grothman (R)
|
No Open seat; replaced
Tom Petri (R)
|
Wisconsin Senate
Wisconsin State Assembly
|
1955
|
[72]
|