The 2014 Arizona House of Representatives election took place on Tuesday, November 4, 2014, with the primary election held on Tuesday, August 26, 2014. Arizona voters elected all 60 members of the Arizona House of Representatives in multi-member districts to serve two-year terms.
The election coincided with United States national elections and Arizona state elections, including U.S. House, Arizona governor, and Arizona Senate.
Following the previous election in 2012, Republicans held a 36-to-24-seat majority over Democrats. Republicans maintained their majority in 2014, preserving a 36-to-24-seat advantage over Democrats. The newly elected members served in the 52nd Arizona State Legislature, during which Republican David Gowan was elected as Speaker of the Arizona House.
Italics denote an open seat held by the incumbent party; bold text denotes a gain for a party.
Sources for election results:
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|- !colspan="5"|Americans Elect Party Primary Results |-
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|- !colspan="5"|Libertarian Party Primary Results |-
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|- !colspan="5"|Libertarian Party Primary Results |-
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|- !colspan="5"|Republican Party primary results |-
|- !colspan="5"|Democratic Party primary results |-
|- !colspan="5"|Republican Party primary results |-
|- !colspan="5"|Libertarian Party Primary Results |-
|- !colspan="5"|Democratic Party primary results |-
|- !colspan="5"|Republican Party primary results |-
|- !colspan="5"|Democratic Party primary results |-
|- !colspan="5"|Republican Party primary results |-