By default you're shown nonprofits in all subcategories. Click on subcategories below to add/remove subcategories. When you are satisfied with your selection click the "Apply Filters" button below.
Hoyt Arboretum is Portland’s museum of living trees. Hoyt Arboretum Friends works to maintain and improve Hoyt Arboretum and its collection for all people through advocacy, resources, awareness…
Hutson Museum opened in 1994 with the collections of Hood River Valley resident, Jesse Hutson. It provides entertainment and education for all. Mr. Hutson was rock hound collecting…
We are dedicated to research and to education. Unbiased research is critical to correctly interpreting the past, and communicating those results to the public is the foundation toward…
Lan Su Chinese Garden is one of Portland’s greatest treasures and most interesting sites to see while visiting Portland. A result of a collaboration between the cities of…
Laurel Community was settled in 1872 south of Hillsboro, Oregon. In 1923, Laurel Community Home Club was formed as a non-profit corporation. In their first meetings, they formed…
Leach connects people to nature. In 1931 Lilla and John Leach bought 4 acres on Johnson Creek, built a fine house, surrounded it with plants they collected, and…
The Mark Prairie Historical Society are a volunteer organization dedicated to maintaining the Mark Prairie Schoolhouse and its grounds, as well as collecting and preserving documents, photographs, and…