| Organization | City | Revenue |
|---|
| Association of University Physicians | Seattle | $518,671,288 |
| Corporation of Gonzaga University | Spokane | $508,869,741 |
| Whitman College Board of Trustees | Walla Walla | $207,712,673 |
| Whitworth University | Spokane | $164,233,665 |
| Pacific Lutheran University Inc | Tacoma | $157,869,351 |
| University of Puget Sound | Tacoma | $145,766,343 |
| Educational Corporation Mukogawa Gakuin | Spokane | $136,492,151 |
| Seattle Pacific University | Seattle | $136,323,721 |
| Lakeside School | Seattle | $125,339,252 |
| Washington State University Foundation | Pullman | $125,178,582 |
| Day 1 Academies | Mercer Island | $121,994,989 |
| Uw Physicians Network | Seattle | $109,772,223 |
| Saint Martins University | Lacey | $97,477,845 |
| The Seattle Academy of Arts and Sciences | Seattle | $91,743,551 |
| Walla Walla University | College Place | $73,976,147 |
| Pacific Northwest University of Health Sciences | Yakima | $55,770,104 |
| Overlake School | Redmond | $53,447,977 |
| City University of Seattle | Seattle | $49,107,770 |
| Pierce County Rural Library District | Tacoma | $48,234,968 |
| Bush School | Seattle | $41,257,378 |
| University Preparatory Academy | Seattle | $38,329,746 |
| Eastside Preparatory School | Kirkland | $34,898,455 |
| Code Org | Seattle | $25,176,713 |
| Foundation for Western Washington University and Alumni | Bellingham | $12,066,436 |