2018 Primary Election - Pima County

Learn about the August 28th Primary Election in Pima County.



Important Dates


  • July
    30 Voter registration deadline*
  • August
    1 Early voting begins
  • August
    17 Last day to request a ballot by mail**
  • August
    22 Mail in your early ballot by
  • August
    24 Last day to vote early in person
  • August
    28 Election Day

*As of Aug 9, 2017, voter registration deadlines falling on a legal holiday or weekend move to the next immediate business day, pursuant to changes enacted by SB 1307.

**Important Date for Independent (No Party) Voters. Independent voters must choose which ballot they want to vote. If voting Democratic, Green or Republican, you won't need to re-register. If voting by mail, voters must contact their County Recorder by August 17th to specify which ballot they would like to receive (even if a voter is on the Permanent Early Voting List). Otherwise, the County Recorder won't know which ballot to send and one will not be mailed. If voting in person, a voter would ask the election worker for the ballot of their choice. The last day to vote early is August 24th!


What is the Primary Election on August 28?

Each recognized political party holds a primary election to nominate candidates. The candidates that win the nomination in the primary election advance to the general election. Arizona has an open primary which allows voters registered as “independent” to participate by designating to their County Recorder which partisan ballot they would like to receive.


Independent Voters

Arizona has an open primary, which means all registered voters can participate in the August 28th Primary Election, including independents. Independent voters can vote early by contacting their County Recorder with their preferred party ballot by August 17th (NOTE: Independents on the Permanent Early Voting List must tell their County Recorder which ballot to send them if they wish to vote early). Or, independent voters can visit the polls and choose their preferred party ballot on Election Day. For more information, click the button below and see the FAQ's below.

Independent Voters


Ways to Vote

Early Voting

Early voting begins on August 1st, 2018. Voters are able to vote by mail or visit an on-site early voting location. The Pima County Recorder's has established the following early voting sites:


Additional early voting locations will be published on Pima's website. Contact your county recorder, contact information below, to request a ballot by mail.

Voting on Election Day

Pima County utilizes polling places. Polling places are voting locations that are assigned to individual voters. Counties that utilize polling places provide a polling place in each voting precinct, and every voter in that specific precinct must go to their assigned polling place on Election Day in order to receive their official ballot. Click the button below to view Pima County's polling place locator!

Pima County's polling place locator


Voter Education Tools