Provisional. Ranked October 7, 2026 from the filings the IRS had published by then. Organizations have up to 10½ months after their year ends to file, so the list will change as the rest arrive.
| Rank | National | Organization | Growth | Revenue |
|---|---|---|---|---|
| 1 | 94 | State Historical Society of North Bismarck, ND | 1,463% | $400K → $6.3M |
| 2 | 414 | Mountrail Bethel Home Inc Stanley, ND | 440% | $5.9M → $32.0M |
| 3 | 928 | Souris Valley Humane Society Inc Minot, ND · Animals | 229% | $846K → $2.8M |
| 4 | 992 | Minn-Kota Paaws People Advocating Animal Welfare Services Fargo, ND · Animals | 219% | $639K → $2.0M |