Democratic incumbent Terry Goddard, the former mayor of Phoenix, Arizona, ran for a second four-year term after winning his first in 2003.

She was challenged by Democrat Israel Torres, the former Arizona Registrar of Contractors and a businessman and attorney, and Libertarian Ernest Hancock, a talk radio producer, real estate agent, and restaurant owner.

Republican incumbent Tom Horne ran against Democratic challenger Jason Williams.

Republican incumbent Joe Hart, a former state representative and businessman, ran for reelection uncontested.

Republican incumbents Kris Mayes and Gary Pierce ran for the seats, challenged by Democrats Richard Boyer and Mark Manoil.