California's 45th congressional district is a congressional district in the U.S. state of California.
The district is based in
Orange County and includes all of Irvine, Tustin, North Tustin, Villa Park, Orange, Laguna Hills, Lake Forest, and Rancho Santa Margarita, as well as parts of Anaheim, Laguna Woods, Mission Viejo, and Laguna Niguel.
Katie Porter, a Democrat, has represented the district since January 2019. In November 2018, Porter defeated Republican incumbent Mimi Walters in the general election and became the first Democrat to win a House race in the district since its inception.
Competitiveness [ edit ] 2018 Midterm Elections [ edit ]
Incumbent Walters competed against a field of four Democrats and an independent candidate in the primary election for the
2018 midterm elections. On February 25, 2018, UC Irvine (UCI) assistant law professor Dave Min received the endorsement of the California Democratic Party. 
Min, former White House senior technology advisor
Brian Forde, former legislative assistant to  Sherrod Brown (D-OH) Kia Hamadanchy, UCI law professor  Katie Porter , and UCI business professor John Graham ran in the "top two" primary in June 2018. Walters and Porter placed first and second and advanced to the general election in November. 
On November 14, 2018, 8 days after polls closed, David Wasserman, the House Editor for
The Cook Political Report, projected that Porter had won the general election. Porter is the first Democrat to win a US congressional race in California's 45th congressional district since its inception in 1983.  In statewide races [ edit ] List of members representing the district [ edit ]
District created January 3, 1983.
Member Party Dates Cong ress(es) Electoral history Counties Duncan Hunter Republican January 3, 1983 – January 3, 1993 98th 99th 100th 101st 102nd Redistricted from the and 42nd district re-elected in 1982. Re-elected in 1984. Re-elected in 1986. Re-elected in 1988. Re-elected in 1990. Redistricted to the . 52nd district 1983–1993 Imperial, San Diego Dana Rohrabacher Republican January 3, 1993 – January 3, 2003 103rd 104th 105th 106th 107th Redistricted from the and 42nd district re-elected in 1992. Re-elected in 1994. Re-elected in 1996. Re-elected in 1998. Re-elected in 2000. Redistricted to the . 46th district 1993–2003 Orange Mary Bono Republican January 3, 2003 – January 3, 2013 108th 109th 110th 111th 112th Redistricted from the and 44th district re-elected in 2002. Re-elected in 2004. Re-elected in 2006. Re-elected in 2008. Re-elected in 2010. Redistricted to the and lost re-election. 36th district 2003–2013 Riverside John Campbell Republican January 3, 2013 – January 3, 2015 113th Redistricted from the and 48th district re-elected in 2012. Retired. 2013–Present Orange Mimi Walters Republican January 3, 2015 – January 3, 2019 114th 115th Elected in 2014. Re-elected in 2016. Lost re-election. Katie Porter Democratic January 3, 2019 – Present 116th Elected in 2018. Election results [ edit ] Historical district boundaries [ edit ]
From 2003 to 2013, this district was based in
Riverside County. The district included the communities of Palm Springs, Moreno Valley, Palm Desert, Hemet, Cathedral City, Temecula, Blythe, Rancho Mirage, Murrieta, Indio, Indian Wells, La Quinta, Cabazon, Anza, Thermal, Idyllwild, Coachella, and other unincorporated areas of Riverside County.
See also [ edit ]
References [ edit ] ^ US Census ^ LA Times ^ "Partisan Voting Index – Districts of the 115th Congress" (PDF). The Cook Political Report. April 7, 2017 . Retrieved . April 7, 2017 ^ Hagen, Lisa (February 25, 2018). "California Dems endorse three candidates in pivotal House races". The Hill . Retrieved . February 25, 2018 ^ Mai-Duc, Christine (July 19, 2017). "Former Obama advisor jumps in to challenge Rep. Mimi Walters in Orange County". Los Angeles Times . Retrieved . July 25, 2017 ^ Wire, Sarah D. "A third challenger announces bid for Rep. Mimi Walters' Orange County seat". LA Times . Retrieved . 18 June 2017 ^ Lagos, Marisa. "Democratic Hopefuls Look to Unseat Republicans in 2018". KQED News . Retrieved . 18 June 2017 ^ Dave Wasserman, Twitter ^ Statement of Vote (1990 Governor) ^ Statement of Vote (1992 President) ^ Statement of Vote (1992 Senate) ^ Statement of Vote (1992 Senate) ^ Statement of Vote (1994 Governor) ^ Statement of Vote (1994 Senate) ^ Statement of Vote (1996 President) ^ Statement of Vote (1998 Governor) Archived September 29, 2011, at the Wayback Machine ^ Statement of Vote (1998 Senate) Archived September 29, 2011, at the Wayback Machine ^ Statement of Vote (2000 President) ^ Statement of Vote (2000 Senator) ^ Statement of Vote (2002 Governor) ^ Statement of Vote (2003 Recall Question) ^ Statement of Vote (2003 Governor) ^ Statement of Vote (2004 President) ^ Statement of Vote (2004 Senator) ^ Statement of Vote (2006 Governor) ^ Statement of Vote (2006 Senator) ^ Statement of Vote (2008 President) ^ Statement of Vote (2010 Governor) ^ Statement of Vote (2010 Senator) ^ Statement of Vote (2012 President) ^ Statement of Vote (2012 Senator) ^ Statement of Vote (2014 Governor) ^ Statement of Vote (2016 President) ^ Statement of Vote (2016 Senator) ^ Statement of Vote (2018 Governor) ^ Statement of Vote (2018 Senator) ^ a b c d e f g  ^ 1982 election results ^ 1984 election results ^ 1986 election results ^ 1988 election results ^ 1990 election results ^ 1992 election results ^ 1994 election results ^ 1996 election results ^ 1998 election results ^ 2000 election results ^ 2002 election results ^ 2004 election results ^ 2006 election results ^ 2008 election results ^ 2010 election results ^ 2012 election results ^ 2014 election results ^ 2016 election results ^ 2018 election results External links [ edit ]
Coordinates: 33°42′51″N 117°40′06″W / 33.71417°N 117.66833°W