- Get Involved
- Cathlapotle Plankhouse
Built in partnership with the Chinook Indian Nation, Portland State University, The U.S. Fish & Wildlife Service, and numerous other community partners and volunteers. This House serves as an education and interpretive center and is used by the Chinook Indian Nation for cultural events throughout the year. Visit the Cathlapotle Plankhouse and connect with local indigenous culture.
Located on the Carty Unit of the Ridgefield National Wildlife Refuge, the Cathlapotle Plankhouse is open to the public weekends from spring to fall. Volunteer docents staff the House to provide tours and answer questions. Our open hours depend on volunteer availability, so please check the calendar to make sure the House is open when planning your trip.
Mid-April through October 2nd
Saturday & Sunday
12pm – 4pm
NOTICE: In the case of extreme weather, including high heat, the Plankhouse may be closed- for the most recent updates on closures, check the Friends of Ridgefield NWR Facebook page (you do not need to have Facebook to check this information).
Each year around 3,500 students visit the Plankhouse and the Refuge for educational field trips. For more information on how to schedule a field trip at the Refuge, please visit our Education page. The Friends also offers busing assistance funds to schools coming out for a trip. Information about this program can also be found on this page.
Other Group Tours
Group tours are available by special arrangement on a limited basis. Contact Cathlapotle Plankhouse Director Juliet McGraw at (360) 887 4106 or email Juliet_McGraw@fws.gov .
Second Sunday Series
The Plankhouse hosts a series of presentations on Chinookan culture, archaeology, and natural history the Second Sunday of every month from April-October. These events include lectures, hikes, and hands on family activities. To view upcoming special events, please visit our events calendar.
The Plankhouse will be open from 12:00 PM-4:00 PM on each of the following days. House tours, kids activities, and naturalist guided walks are included with every event. These events are free with refuge admission. Stop by any time between 12 and 4!
July 9- Oak Appreciation Day Oregon White Oak ecosystems in the PNW are deeply connected with Indigenous Peoples. Learn about human and oak relationships, rare oak habitat at the Refuge, and how you can help these ecosystems.
August 13- Traditional Technologies Day Visit the Plankhouse and learn about tools and techniques that people in Cathlapotle, and around the world, have used since time immemorial. Learn how to throw an atlatl, shoot a bow and arrow, make friction fire, weave, see stone tools be created, and more at this hands on event!
September 10- (1:00 PM)- Traditional Ecological Knowledge & Climate Change Dr. Samantha Chisholm Hatfield Dr. Hatfield will offer new perspectives on how traditional ecological knowledge can be brought to bear on climate change in the Pacific Northwest.
BirdFest & Bluegrass
The Plankhouse season ends with our biggest event of the year, BirdFest & Bluegrass. There are tons of walks, talks, and activities happening by the Plankhouse and throughout town that showcase the cultural and natural history of the region. Visit our BirdFest page to learn more about the event.
The Plankhouse hosts a series of Artists-in-Residence demonstrations of Chinookan arts and culture during the months of April-June, especially for school groups. Past artists have demonstrated basket making, traditional foods and preparation techniques, and paint making with a variety of minerals and clays. To coordinate your school group trip to the Refuge with the Artist-in-Residence Series fill out the education form on the Ridgefield National Wildlife Refuge’s education page, and request Artist in Residence on the form.
Learn about human and oak relationships, rare oak habitat at the Refuge, and how you can help these ecosystems. The Plankhouse will be open from 12:00 PM-4:00 PM. House tours, kids activities, and naturalist guided walks are included with every event. These events are free with refuge admission. Stop by any time between 12 and 4!
Have you ever eaten an acorn muffin? Made ink from an oak gall? Touched a 400 year old tree? If not, visit the Plankhouse at Ridgefield National Wildlife Refuge to discover the benefits of Oregon white oak habitats.
12:30 PM – Presentation: Wildlife and Oaks
Explore the variety of wildlife at the Refuge that depends on oak habitats
1:30 PM – Presentation: Building Backyard Oak Habitat
Learn about regional oak conservation efforts & how you can start building oak habitat in your back yard!
2:00 PM – Naturalist Guided Walk “Oaks of Cathlapotle”
Discover the relationship that the people of Cathlapotle had with oaks, and how they managed their landscape.
Free with Refuge admission:
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Science & Culture: Our place through different lenses
July 24, 25, 26
9:00 AM – 3:30 PM
At Ridgefield National Wildlife Refuge
& Water Resources Education Center
•Find out ways to bring indigenous cultures and western science into your classroom
•Participate in activities connected to NGSS and Washington State’s “Since Time Immemorial” curriculum
•Examine best practices for culturally informed environmental education
•Explore field trip options supporting workshop themes
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Volunteers are the bedrock of the Cathlapotle Plankhouse. Volunteer docents greet visitors and interpret the Plankhouse on the weekends, help guide school groups through the House during the week, represent the Friends and the Refuge at community outreach events and work on special projects during the winter.
How to become a Volunteer
New docent training is held in April of every year, though you can join the docent team at any time. Contact Juliet_McGraw@fws.gov to learn more about how to get involved and to arrange an alternate training plan.