Washington County, Oregon Events Event(s) for Tuesday, January 1, 2019 Date Event Category 9/28/2018 Washington County Museum - Field Trips! Community 12/12/2018 Winter Village at Jerry Willey Plaza at Orenco Station Community The indicates on-line registration is available for this event. Enter your email address and "check" the box for each event that interests you. You will automatically receive an email reminder before the event! Your Email Address Remind me 1 2 3 4 5 day(s) prior to the event date.