From Sound Transit:
The State Fair has a new ride! On Saturdays, Sept. 14 and 21, you can take a Sounder train to Puyallup and home again. The Fair offers free shuttle service to and from Puyallup Station.
From King and Pierce county stations: Buy tickets from ticket vending machines at stations; make sure to choose Puyallup as your destination station. Regular fares apply.
Find Fair hours, admission fees and other details online at thefair.com.
See schedules and more on the Sound Transit website.