The deadline to register by mail or online passed on October 8th, but if you are registering for the first time in Washington, you can do so in person until October 29th.
If you live in Pierce County, you can register in person at the Election Center in Tacoma.
In Washington all voting is done by mail. Your ballot will be mailed to you on or about October 17th and you should receive it by the week of the 22nd.
Please refer to the following resources for information on how to vote: