Know Before You Go
We are excited to welcome you to the Oregon Military Museum, the state’s official military history repository. Our mission is to provide engaging exhibits, programs, and resources that showcase Oregon’s rich military history of service and the people, technology, and actions of impact across generations.
Located at Camp Withycombe, an active Oregon National Guard post, the Museum is easily reached via I-205, offering a convenient 30-minute drive from downtown Portland, Portland International Airport, Woodburn, or Sandy.
Admission to the Oregon Military Museum is FREE.
The Museum
The Museum’s main building includes the Main Gallery featuring We Are Oregon, the Weapons Gallery with a curated selection of small arms, and the Temporary Gallery featuring artwork by or about service members. The Museum, located in the converted 1954 Clackamas Armory, also include the Withycombe Library, Education Wing, and Hall of Valor.
The Museum is open year-round, Wednesday – Saturday, 10:00am – 4:00pm.
Historic Park
The Historic Park includes the two oldest buildings on post, the restored c1910 Quartermaster Storehouse and Battery A Field Artillery Horse Barn, along with the outdoor aircraft and tracked vehicles/tanks displays. The historical buildings are are open May through September, Fridays and Saturdays.
For the safety of our visitors and staff, outdoor programming/events and seasonal buildings will close when temperatures exceed 90°F. Scheduled outdoor programs/events will move into the climate-controlled main building when possible. Some outdoor activities may be canceled or rescheduled. Please check our social media channels for real-time updates before your visit.
Address
Camp Withycombe
15300 SE Minuteman Way
Clackamas, OR 97015
Arriving on Post
The Museum is located at Camp Withycombe, an active Oregon National Guard post. To ensure a safe and enjoyable visit for everyone, all visitors must follow post access requirements. We appreciate your cooperation.
- Valid ID for Entry: Please have a valid US government-issued ID, such as a state driver’s license, ready for each adult at the security gate.*
- Authorized Areas: Visitors must remain within designated public areas of the Museum and Historic Park. A map will be provided at the security gate.
- Photography: Photography is welcomed and encouraged within designated public areas. Photography is not permitted in or of unauthorized areas.
- Smoke-Free Campus: Camp Withycombe, including Museum grounds, is a smoke-free and vape-free environment.
- Prohibited Items: Firearms and other weapons are not permitted on post, including for individuals with concealed carry permits.
*International visitors, non-US citizens, or foreign nationals visiting Camp Withycombe, including the Museum, will need to provide a valid passport as well as their US-government Visa or other proof of legal status (e.g., Form I‑551 Green Card, I‑766 approval, or other immigration documents).
Accessibility & Support
The Oregon Military Museum is committed to providing meaningful access to as many visitors as possible. To support this commitment, the Museum offers:
- Accessible parking spaces and curb cuts
- ADA-accessible and unisex restrooms
- ADA-accessible doors
- Ramps throughout all buildings (no stairs required)
- Push wheelchairs and walkers available free of charge
- Portable gallery stools in the galleries
- Lighted magnifying glasses available at the front desk
- Outdoor benches
Sensory Support in Partnership with KultureCity
KultureCity sensory backpacks and a weighted mat are available to borrow at the front desk with a valid ID. Each backpack includes tools designed to make over- and under-stimulated visitors more comfortable, such as noise-reducing headphones, fidget items, and communication cards.
Pets
Only certified service animals with visible credentials are permitted inside Museum buildings, including the Museum, Quartermaster Storehouse, and Artillery Barn. Leashed pets are welcome in outdoor areas.
Please bring bags to clean up after your pets and service animals.
Looking Ahead
We are committed to extending accessibility throughout our exhibit galleries. Future plans include sensory-friendly hours, quiet spaces, and expanded online access to our collections. Please continue to visit our website for updates on ways to experience the Oregon Military Museum.
If you have insights, questions, or encounter barriers related to accessibility, please contact us at 971-355-2275 or info@oregonmilitarymuseum.org.
Specialty & Group Tours
We offer customized experiences for veteran groups, schools, youth organizations, retirement communities, military heritage organizations, and more. To ensure our history is accessible to everyone, tactile tours are available for visitors who are blind or have low vision.
To arrange a tour, please contact us at 971-355-2283 or programs@oregonmilitarymuseum.org.
Blue Star Museums is a collaboration among the National Endowment for the Arts, Blue Star Families, the Department of Defense, and more than 2,000 museums across America to offer free admission to the nation’s active duty military personnel including National Guard and Reserve and their families. The program runs from Memorial Day through Labor Day. The free admission program is available to any bearer of a Geneva Convention common access card (CAC), a DD Form 1173 ID card (dependent ID), or a DD Form 1173‐1 ID card, which includes active duty U.S. military — Army, Navy, Air Force, Space Force, Marines, and Coast Guard, as well as members of the National Guard and Reserve, U.S. Public Health Service Commissioned Corps, NOAA Commissioned Corps — and up to five family members.