To register to vote in California, you can do it online, by mail, or in person—and you’ll need to meet California’s registration deadline rules for the next election.[1][3]
Fastest option: Online (California Online Voter Registration)
- Register or update your registration online on California’s election registration site.[3][1]
- You typically need: your California driver license or California ID number, the last four digits of your Social Security number, and your date of birth.[1]
- If you register close to an election (inside the usual cutoff window), you may need “same-day voter registration” at your county elections office or polling location, depending on eligibility and timing.[3][1]
Other ways to register
- By mail: You can register by mail using the National Mail Voter Registration Form (then follow the printing/signing/mailing steps).[3]
- In person: You can register in person via your county elections office (and, depending on the date, you may be able to register at a polling place/vote center through conditional/same-day options).[7][3]
Deadlines (confirm for the specific election)
California registration deadlines depend on the election date, but a common rule set is:
- Online deadline: 15 days before Election Day
- By-mail deadline: must be postmarked 15 days before Election Day
- In-person deadline: available up to and including Election Day (as specified by the state for that election)[3]
Check your registration
You can also check your voter registration status on California’s election website (handy if you recently moved or updated your address).[3]
If you tell me your county (or the next election you’re targeting—e.g., primary vs. general, and your approximate date), I can help you pinpoint the exact deadline and best registration method for that timeframe.
Sources
The Nov. 4 election is around the corner. Here's how to make sure you're correctly registered to vote in California, and what to do if you miss it the deadline to register online.
www.kqed.orgNorthern California Public Media
norcalpublicmedia.orgFor more information on voter registration and voting locations, contact your local county elections official. Your California driver license or California identification card number, The last four digits of your social security number and Your date of birth. Your information will be provided to the California Department of Motor Vehicles (DMV) to retrieve a copy of your DMV signature. If you do not have a California driver license or California identification card, you can still use this form...
registertovote.ca.govAhead of the 2026 primary elections, NPR has collected deadlines and information on how to register to vote — online, in person or by mail — in California.
apps.npr.orgIf you are a new citizen, recently moved to California or changed your address, here’s what you need to do to participate in this year’s elections.
www.fresnobee.comFind out how to register to vote, check your registration, get deadlines, and more for California
vote.govYou may now register to vote online. In order to do so, please continue to the online voter registration page, located here. The process will be completed on the California Secretary of State's website, where you will be asked to provide your driver's license number and the last four digits of your social security number. You can also use this service to make any changes to your registration (such as address changes, name changes and/or changes to your party affiliation).
ocvote.govAhead of the 2024 general election, NPR has collected deadlines and information on how to register to vote — online, in person or by mail — in California
apps.npr.orgEverything voters need to know. Democracy Works has all the information you need to register and vote.
voting.democracy.works