| St Luke's Regional Medical Center Ltd | Boise | E220 Health Care | $2.7B | 9 |
| SAINT ALPHONSUS REGIONAL MEDICAL CENTER INC | Boise | E20 Health Care | $907M | 12 |
| St Luke's Health System Ltd | Boise | E21 Health Care | $764.8M | 15 |
| IDAHO CENTRAL CREDIT UNION | Pocatello | — | $739.1M | 12 |
| St Luke's Magic Valley Regional Medical Center Ltd | Boise | E20 Health Care | $575.6M | 10 |
| SAINT ALPHONSUS MEDICAL CENTER - NAMPA INC | Nampa | E20 Health Care | $336.4M | 11 |
| St Luke's Clinic Coordinated Care Ltd | Boise | E80 Health Care | $291.1M | 11 |
| St Luke's Nampa Medical Center Ltd | Boise | E20 Health Care | $266.2M | 10 |
| BMH INC | Blackfoot | E220 Health Care | $179.9M | 13 |
| IDAHO SCHOOL BENEFIT TRUST | Boise | Y44 Mutual & Membership Benefit | $171M | 5 |
| POTLATCH NO1 FINANCIAL CREDIT UNION | Lewiston | W61 Public & Societal Benefit | $149.6M | 17 |
| GRITMAN MEDICAL CENTER INC | Moscow | E22Z Health Care | $118.9M | 13 |
| HEALTHWISE INCORPORATED | Boise | E70 Health Care | $110.3M | 22 |
| St Luke's Wood River Medical Center Ltd | Boise | E220 Health Care | $100.8M | 10 |
| SAINT ALPHONSUS HEALTH SYSTEM INC | Boise | E20 Health Care | $92.3M | 12 |
| WESTMARK CREDIT UNION | Idaho Falls | W61 Public & Societal Benefit | $89.9M | 12 |
| DELTA DENTAL OF IDAHO | Boise | — | $89M | 23 |
| FULL CIRCLE HEALTH INC | Boise | E20 Health Care | $85.8M | 11 |
| JA & KATHRYN ALBERTSON FOUNDATION INC | Boise | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $82.5M | 9 |
| NORTHWEST NAZARENE UNIVERSITY INC | Nampa | B420 Education | $76.6M | 6 |
| KOOTENAI ELECTRIC COOPERATIVE INC | Rathdrum | — | $73.8M | 14 |
| The College of Idaho Inc | Caldwell | B420 Education | $72.6M | 14 |
| NORTH CANYON MEDICAL CENTER INC | Gooding | E20 Health Care | $72.2M | 8 |
| Bonner General Hospital Inc | Sandpoint | E220 Health Care | $67.4M | 9 |
| Power Engineers Inc Employee Benefit Plan | Hailey | — | $64.4M | 1 |
| St Luke's McCall Ltd | Boise | E22 Health Care | $64M | 10 |
| COMMUNITY HEALTH CLINICS INC | Nampa | E32Z Health Care | $62.8M | 9 |
| FAMILY HEALTH SERVICES CORPORATION | Twin Falls | E30Z Health Care | $58.1M | 7 |
| IDAHO FOODBANK WAREHOUSE | Meridian | K31Z Food, Agriculture & Nutrition | $53.8M | 4 |
| DIRNE HEALTH CENTERS INC | Hayden | — | $52.8M | 11 |
| IDAHO YOUTH RANCH INC | Boise | P320 Human Services | $52.8M | 9 |
| University of Idaho Foundation Inc | Moscow | B110 Education | $51.3M | 3 |
| PORTNEUF HEALTH TRUST | Pocatello | E112 Health Care | $50.3M | 2 |
| HEALTH WEST INC | Pocatello | E32Z Health Care | $48.6M | 9 |
| Boise State University Foundation Inc | Boise | B110 Education | $46.8M | 1 |
| Frontier Credit Union | Idaho Falls | W61 Public & Societal Benefit | $46.6M | 7 |
| NORTHERN LIGHTS INCORPORATED | Sagle | — | $45.8M | 13 |
| THE YOUNG MENS CHRISTIAN ASSOCIATION OF BOISE CITY IDAHO | Boise | — | $44.4M | 10 |
| FALL RIVER RURAL ELECT COOPERATIVE INC | Ashton | — | $42.1M | 16 |
| FREEDOM NORTHWEST CREDIT UNION | Kamiah | — | $41.1M | 10 |
| TRACE INC | Boise | — | $39M | 3 |
| IDAHO COMMUNITY FOUNDATION INC | Boise | T310 Philanthropy, Voluntarism & Grantmaking Foundations | $38.9M | 3 |
| IDAHO POWER COMPANY VOLUNTARY EMPLOYEES BENEFICIARY ASSOC | Boise | — | $35M | 1 |
| Greg Carr Foundation Inc | Idaho Falls | T22 Philanthropy, Voluntarism & Grantmaking Foundations | $34.4M | 1 |
| VALLEY FAMILY HEALTH CARE INC | Payette | E39Z Health Care | $34M | 9 |
| COMMUNITY COUNCIL OF IDAHO INC | Caldwell | P84Z Human Services | $33.7M | 9 |
| Teton Valley Health Care | Driggs | E20 Health Care | $33.5M | 10 |
| ISLANDS FUND C/O JOHN MUNN | Boise | T20Z Philanthropy, Voluntarism & Grantmaking Foundations | $32.4M | 1 |
| JANNUS INC | Boise | P200 Human Services | $32.2M | 3 |
| ST MARY'S HOSPITAL INC | Cottonwood | E220 Health Care | $30.7M | 9 |
