Since Arizona became a U.S. state in 1912, it has sent congressional delegations to the United States Senate and United States House of Representatives, beginning with the 63rd United States Congress in 1913. Before becoming a state, the Arizona Territory elected a non-voting delegate at-large to Congress from 1864 to 1912. Each state elects two senators to serve for six years, and varying numbers of members of the House, depending on state population, to two-year terms. Arizona has sent nine members to the House in each delegation since the 2010 United States Census.
Raúl Manuel Grijalva is an American politician and activist who has served as the United States representative for Arizona's 7th congressional district since 2023 and Arizona's 3rd congressional district from 2003 to 2023. He is a member of the Democratic Party. The district was numbered as the 7th from 2003 to 2013 and includes the western third of Tucson, part of Yuma and Nogales, and some peripheral parts of metro Phoenix. Grijalva is the dean of Arizona's congressional delegation.
Arizona is divided into nine congressional districts, each represented by a member of the United States House of Representatives. Since the 2008 elections, Democrats and Republicans have alternated holding a majority of seats in the delegation in six of the last eight elections.
The 2008 congressional elections in Arizona were held on November 4, 2008, to determine who would represent the state of Arizona in the United States House of Representatives, coinciding with the presidential election. Representatives are elected for two-year terms; those elected would serve in the 111th Congress from January 4, 2009, until January 3, 2011.
David Sheridan Schweikert is an American politician and businessman serving as the U.S. representative from Arizona's 1st congressional district since 2023. The district covers northeastern Maricopa County.
The 2010 congressional elections in Arizona were held on November 2, 2010, to determine who would represent the state of Arizona in the United States House of Representatives. Arizona had eight seats in the House, apportioned according to the 2000 United States census. Representatives were elected for two-year terms; those elected were to serve in the 112th Congress from January 3, 2011, until January 3, 2013.
Paul Anthony Gosar is an American far-right politician and dentist who has represented Arizona's 9th congressional district in the U.S. House of Representatives since 2023 and represented Arizona's 4th congressional district from 2013 to 2023. A Republican, he was elected in 2010 to represent the neighboring 1st congressional district until redistricting. Gosar's support of conspiracy theories, his extreme opposition to abortion and contraception, his alleged connections to Holocaust deniers, and his alleged ties to far-right militant groups such as the Proud Boys and Oath Keepers, have sparked controversy.
The 2012 United States House of Representatives elections in Arizona were held on Tuesday, November 6, 2012, to elect the nine U.S. representatives from the state, one from each of the state's nine congressional districts, including the newly created 9th district following the 2010 United States census. The elections coincided with other federal and state elections, including a quadrennial presidential election, and a U.S. Senate election. Primary elections were held on August 28, 2012.
The 2014 United States House of Representatives elections in Arizona were held on Tuesday, November 4, 2014, to elect the nine U.S. representatives from the state of Arizona, one from each of the state's nine congressional districts, with Democratic and Republican primaries taking place on August 26. The elections coincided with the elections of other federal and state offices, including governor of Arizona.
Andrew Steven Biggs is an American attorney and politician who represents Arizona's 5th congressional district in the United States House of Representatives. The district, which was once represented by U.S. Senators John McCain and Jeff Flake, is in the heart of the East Valley and includes most of Mesa and Chandler and all of Queen Creek and Biggs's hometown of Gilbert.
The 2016 United States House of Representatives elections in Arizona were held on November 8, 2016, to elect the nine U.S. representatives from the state of Arizona, one from each of the state's nine congressional districts. The elections coincided with the 2016 U.S. presidential election, as well as other elections to the House of Representatives, elections to the United States Senate and various state and local elections. The primaries were held on August 30.
The 2018 United States House of Representatives elections in Arizona were held on November 6, 2018, to elect the nine U.S. representatives from the State of Arizona, one from each of the state's nine congressional districts. The elections coincided with the 2018 Arizona gubernatorial election, as well as other elections to the U.S. House of Representatives, elections to the United States Senate and various state and local elections. The 2018 general elections saw the Democratic party gain the 2nd congressional district, thus flipping the state from a 5–4 Republican advantage to a 5–4 Democratic advantage, the first time since the 2012 election in which Democrats held more House seats in Arizona than the Republicans.
The 2020 United States House of Representatives elections in Arizona were held on November 3, 2020, to elect the nine U.S. representatives from the state of Arizona, one from each of the state's nine congressional districts. The elections coincided with the 2020 U.S. presidential election, as well as other elections to the House of Representatives, elections to the United States Senate and various state and local elections. This election was the first time since 1990 in which no third-party candidates appeared on the ballot in the House of Representatives elections.
The 2022 United States House of Representatives elections in Arizona were held on November 8, 2022, to determine the nine representatives of the state of Arizona. The elections coincided with the 2022 Arizona gubernatorial election, as well as other elections to the U.S. House of Representatives, the U.S. Senate, and various other state and local elections. Despite losing the concurrent Senate and governor elections, the Republicans flipped both the 2nd and 6th congressional districts, making this the first time that the party controlled six seats in Arizona since 2004. Primaries in Arizona took place on August 2.
The 2026 United States Senate elections are scheduled to be held on November 3, 2026, with 33 of the 100 seats in the Senate being contested in regular elections, the winners of which will serve six-year terms in the United States Congress from January 3, 2027, to January 3, 2033. Senators are divided into three groups, or classes, whose terms are staggered so that a different class is elected every two years. Class 2 senators were last elected in 2020 and will be up for election in this cycle.
The 2026 United States Senate election in Georgia will be held on November 3, 2026, to elect a member of the United States Senate to represent the state of Georgia. Incumbent Democratic Senator Jon Ossoff, who was first elected in 2021 is running for re-election to a second term in office. Republican U.S. Representative Buddy Carter has publicly expressed interest in running. Other potential Republican candidates include Burt Jones, Kelly Loeffler, Brad Raffensperger, Marjorie Taylor Greene, and Governor Brian Kemp, who will be term-limited in 2026. Along with Michigan, this will be one of two Democratic-held Senate seats up for election in 2026 in a state that Donald Trump won in the 2024 presidential election.
The 2026 United States elections are scheduled to be held, in large part, on Tuesday, November 3, 2026. In this U.S. midterm election, which will occur during Republican President Donald Trump's non-consecutive second term, all 435 seats in the U.S. House of Representatives and 33 of the 100 seats in the U.S. Senate will be contested to determine the 120th United States Congress. Thirty-nine state and territorial U.S. gubernatorial elections, as well as numerous state and local elections, will also be contested.
The 2024 United States House of Representatives elections in Arizona were held on November 5, 2024, to elect the nine U.S. representatives from the State of Arizona, one from each of the state's nine congressional districts. The elections coincided with the 2024 U.S. presidential election, as well as other elections to the House of Representatives, elections to the United States Senate, and various state and local elections. The primary elections took place on July 30, 2024.
The 2026 United States House of Representatives elections are scheduled to be held on Tuesday, November 3, 2026, as part of the 2026 midterm elections during President Donald Trump's second non-consecutive term. Voters will elect representatives from all 435 congressional districts across each of the 50 U.S. states, as well as five of the six non-voting delegates from the District of Columbia and the inhabited U.S. territories. Special elections may also be held on various dates throughout 2026. Numerous other federal, state, and local elections, including elections to the Senate, will also be held on this date. The winners of this election will serve in the 120th United States Congress, with seats apportioned among the states based on the 2020 United States census.
