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Register to vote
You can register to vote online or by mail until 8 days before an election. Registrations done by mail need to be received, not postmarked, by the 8-day deadline.
You can register in-person through election day.
Online
You can register online, 24 hours a day, at the Washington Secretary of State's website. You will need to register online at least 8 days in advance of the next election.
To register online, you will need either:
- A current Washington State driver license, or
- A current Washington State ID card, or
- Last 4 digits of Social Security Number
If you do not have either of these, you can still register by mail or in-person.
By mail
Download and print a voter registration form from the Secretary of State. Forms are available in many languages. We need to receive the registration at least 8 days in advance of the next election so plan to mail in early.
Mail your completed form to:
King County Elections
919 SW Grady Way, Suite 100
Renton, WA 98057
In-person
You can register to vote in-person at the King County Elections Office in Renton.
The elections office address is:
919 SW Grady Way, Suite 100
Renton, WA 98057
You can also register to vote in-person at a vote center or at one of our community events.