When you register, you will be asked to declare your party affiliation. There are two types of voter affiliation:
Affiliation with the Democratic, Republican or other officially recognized political party.
Unaffiliated voters must announce at the polling place when give their name what their party choice is if they choose to participate in primary election.
Party Primaries & 17-Year-Old Voters
A person who is 17 years old may register and vote in a party primary, if she/he will be 18 years old by the date of the next general election. Registration earlier than 60 days, nor later than 21 days prior to the primary (excluding Saturdays and Sundays) is not permitted.
Although 17 year old voters may vote in the party primary, they may not vote on any constitutional issues, bonds, or referenda items on the ballot.