As of January 2023, Arizona's registered voters include 1,443,142 Republicans (34.7%), 1,270,613 Democrats (30.5%), 32,961 Libertarians (0.8%), and 1,415,020 "Other" (34.0%).
[1] Most political offices are currently held by members of the Republican Party.
Both U.S.
Senators and 3 of out the 9 House of Representatives members are Democrats, (the other six are Republicans) Many were first elected in the 2018 elections.
The following table indicates the political parties of elected officials in Arizona: The table also indicates the historical party composition in the: For years in which a presidential election was held, the table indicates which party's nominees received the state's electoral votes.