The number of registered voters in Arizona has increased 14,169 to more than 3.6 million active voters, according to the Secretary of State’s office.
Of the state’s 3,650,673 voters, 1,264,154 are Republicans, 1,104,927 are Democrats and 1,242,532 have not designated an officially recognized party preference. Libertarians and members of the Green party make up a little less than one percent of the state’s total registration.
| Date/Period | Democratic | Green | Libertarian | Republican | Other | Total |
| JAN 2017 | 1,106,514 | 7,198 | 32,191 | 1,259,956 | 1,240,263 | 3,646,122 |
| APR 2017 | 1,102,169 | 7,132 | 31,886 | 1,259,406 | 1,235,911 | 3,636,504 |
| JULY 2017 | 1,104,927 | 7,109 | 31,951 | 1,264,154 | 1,242,532 | 3,650,673 |
| +2,758 | -23 | +65 | +4,748 | +6,621 | +14,169 |