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2026 Youth Heritage Project

The Youth Heritage Project is a FREE overnight field school for high-school students, focused on the history, culture, and nature of Washington’s special places. This year's YHP will be held July 13-16, 2026, in Ellensburg. Applications are now being accepted for both student participants and teacher-mentors! The submission deadline is Wednesday, May 6, 2026, by 5:00 pm.

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Upcoming Event

2026 Goldfinch Gala

Tickets are now on sale for our spring fundraiser, the Goldfinch Gala. This year’s gala will take place on Friday, May 15, from 7:00-9:30 pm, at the stunning, historic RailSpur project in Seattle’s Pioneer Square. The program will include tours of the building, a silent and live auction, activities with Washington Trust staff and programs, and more!

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Upcoming Event

Stimson-Green Mansion 125th Birthday Block Party

2026 marks the Stimson-Green Mansion’s 125th birthday! In honor of this landmark anniversary, join us for a one-of-a-kind celebration on Saturday, June 13, from 12:00-4:00 pm, featuring live music, food trucks, putt putt and lawn games, a bouncy house, a wine garden, and much more. Attendance is free, and everyone is welcome!

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New Events

Thursdays at the Stimson-Green Mansion

We're excited to announce a new event series, Thursdays at the Stimson-Green Mansion! Join us as we open up this historic landmark for pop-up trivia, secret concerts, silent reading nights, ballroom dance classes, and history lectures.

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