| 1 | Maharishi International University | Education | $59.6M | $87.3M |
| 2 | Eric Schwartz Fam Foundation | Philanthropy, Voluntarism & Grantmaking | $20.1M | $32.8M |
| 3 | Eric and Kelly Schwartz Charitable Trust | Philanthropy, Voluntarism & Grantmaking | $13.7M | $332.5M |
| 4 | Brahmananda Saraswati Foundation | Religion-Related | $12.4M | $77.8M |
| 5 | Maharishi Foundation USA INC | Unclassified | $12.4M | $14.5M |
| 6 | Brahmananda Saraswati Yagya Foundation | Religion-Related | $9.1M | $16.5M |
| 7 | Global Country of World Peace | Science & Technology | $8.5M | $195K |
| 8 | Raam Raj Foundation | International, Foreign Affairs & National Security | $7.3M | $2.7M |
| 9 | Maharishi Foundation International | Human Services | $4.7M | $3.3M |
| 10 | Global Invincibility Foundation | Philanthropy, Voluntarism & Grantmaking | $3.4M | $5.5M |
| 11 | Maharishi Integrative Health Foundation | Health Care | $3.4M | $1.3M |
| 12 | Maharishi University of Management | Education | $3.2M | $206K |
| 13 | Pathfinders Resource Conservation and Development Area INC | Environment | $2.1M | $2.1M |
| 14 | Jefferson County Kids INC | Human Services | $1.5M | $4.4M |
| 15 | William Zimmerman Foundation | Unclassified | $1.3M | $8.0M |
| 16 | Fairfield Arts & Convention Center | Recreation & Sports | $1.3M | $1.6M |
| 17 | Greater Jefferson County Foundation | Philanthropy, Voluntarism & Grantmaking | $1.2M | $7.3M |
| 18 | Cambridge Foundation INC | Philanthropy, Voluntarism & Grantmaking | $1.0M | $1.6M |
| 19 | Mississippi Valley Farm Bus Assn. | Unclassified | $1.0M | $79K |
| 20 | Annapurna Global Foundation | Philanthropy, Voluntarism & Grantmaking | $821K | $736K |
| 21 | Fairfield Golf & Country Club | Unclassified | $770K | $996K |
| 22 | Fairfield Economic Development Association Incorporated | Unclassified | $744K | $2.3M |
| 23 | Brahmananda Saraswati Jyotish Foundation | Religion-Related | $729K | $91K |
| 24 | Africa College Fund | International, Foreign Affairs & National Security | $646K | $102K |
| 25 | Singing Cedars School INC | Education | $598K | $408K |
| 26 | Global Projects for Peace | Philanthropy, Voluntarism & Grantmaking | $587K | $289K |
| 27 | The Walton Club of Fairfield Iowa | Unclassified | $531K | $343K |
| 28 | Community Childcare Center INC | Human Services | $502K | $460K |
| 29 | Maharishi University of Enlightenment | Religion-Related | $498K | $128K |
| 30 | Education Foundation of Fairfield Public Schools INC | Education | $494K | $3.1M |
| 31 | Greenstone Foundation | Philanthropy, Voluntarism & Grantmaking | $490K | $203K |
| 32 | Kahgahgee Historical Golf Foundation | Recreation & Sports | $477K | $282K |
| 33 | Health Research Institute | Food, Agriculture & Nutrition | $449K | $59K |
| 34 | Carnegie Museum Foundation of Jefferson County | Arts, Culture & Humanities | $374K | $828K |
| 35 | Fairfield Public Library Foundation INC | Philanthropy, Voluntarism & Grantmaking | $352K | $2.3M |
| 36 | Habitat for Humanity International INC | Housing & Shelter | $338K | $2.2M |
| 37 | Sacred Sun Ministries | Diseases, Disorders & Medical Disciplines | $289K | $110K |
| 38 | Benevolent & Protective Order of Elks of the USA | Unclassified | $259K | $370K |
| 39 | Noahs Ark Foundation INC | Animal-Related | $244K | $669K |
| 40 | Iowa Farm Bureau Federation | Unclassified | $242K | $1.7M |
| 41 | Fairfield Chamber of Commerce INC | Unclassified | $229K | $422K |
| 42 | Dick and Judy Smith Family Foundation | Philanthropy, Voluntarism & Grantmaking | $224K | $1.1M |
| 43 | Accelerated Learning Foundation | Philanthropy, Voluntarism & Grantmaking | $214K | $1.2M |
| 44 | Dimmit-vorhies Post No 2271 Veterans of Foreign Wars | Public & Societal Benefit | $202K | $54K |
| 45 | Fairfield Iowa Convention and Visitors Bureau | Community Improvement & Capacity Building | $199K | $69K |
| 46 | Institute for Responsible Technology | Science & Technology | $195K | $41K |
| 47 | Lords Cupboard of Jefferson County | Unclassified | $183K | $724K |
| 48 | Sustainable Living Coalition | Food, Agriculture & Nutrition | $181K | $98K |
| 49 | Raju Global Ayurveda | Health Care | $167K | $502K |
| 50 | Manavata Mandir | Human Services | $159K | $236K |
| 51 | Fairfield Evergreen Cemetery Association | Unclassified | $159K | $337K |
| 52 | Conservation Foundation of Jefferson County Iowa | Environment | $155K | $140K |
| 53 | Maharishi Institute of Vedic Agriculture & Environmental Relati | Food, Agriculture & Nutrition | $149K | $16K |
| 54 | Jefferson County Health Center Foundation INC | Human Services | $133K | $856K |
| 55 | Fairfield Trojans Athletic Boosters | Education | $132K | $64K |
| 56 | Communiversity Foundation | Education | $120K | $30K |
| 57 | Jefferson County Farmers and Neighbors INC | Environment | $119K | $82K |
| 58 | Batgap Non Profit | Religion-Related | $117K | $51K |
| 59 | Medical Assistance Foundation | Philanthropy, Voluntarism & Grantmaking | $109K | $4K |
| 60 | Golden Magnolia INC | Food, Agriculture & Nutrition | $107K | $172K |
| 61 | Kessel Foundation | Medical Research | $104K | $165K |
| 62 | Fairfield Parks and Recreation Foundation | Recreation & Sports | $103K | $246K |
| 63 | Heavenly Pet Sanctuary | Unclassified | $86K | $34K |
| 64 | Little League Baseball INC | Unclassified | $73K | $114K |
| 65 | Self-realization Foundation | Education | $69K | $24K |
| 66 | Ptsd Relief Now Corporation | Mental Health & Crisis Intervention | $63K | $650 |
| 67 | Ralph a Perry Scholarship Tr | Philanthropy, Voluntarism & Grantmaking | $59K | $515K |
| 68 | Fairfield Community Center INC | Human Services | $53K | $491K |
| 69 | Cows Foundation | Animal-Related | $51K | $15K |
| 70 | Bhaga Private Foundation | Philanthropy, Voluntarism & Grantmaking | $48K | $59K |
| 71 | Southeast Iowa Skeet Club | Recreation & Sports | $45K | $183K |
| 72 | Earth Open Source Institute | Food, Agriculture & Nutrition | $32K | $1.2M |
| 73 | Rosemarie Ann Dimarco Camp Foundation | Unclassified | $21K | $7K |
| 74 | Rotary International | Unclassified | $21K | $253K |
| 75 | David T Hanson Foundation | Arts, Culture & Humanities | $3K | $67K |
| 76 | Zimmerman Family Foundation | Philanthropy, Voluntarism & Grantmaking | $2K | $24K |
| 77 | Sustainability Research Institute INC | Food, Agriculture & Nutrition | $1K | $14K |
| 78 | Patricia Florence Miller Tr | Philanthropy, Voluntarism & Grantmaking | $739 | $18K |
| 79 | Ted and Barbara McLaughlin Foundation | Philanthropy, Voluntarism & Grantmaking | $102 | $1K |
| 80 | Charity International Corporation | Education | $1 | $1 |
| 81 | Temple Studio of Fine Art | Arts, Culture & Humanities | $0 | $0 |
| 82 | Fairfield Soccer Association | Recreation & Sports | $0 | $0 |
| 83 | 1ST Fridays Art Walk of Fairfield INC | Arts, Culture & Humanities | $0 | $0 |
| 84 | United States Bowling Congress INC | Recreation & Sports | $0 | $0 |
| 85 | The Foundation of Environmental Improvement | Environment | $0 | $0 |
| 86 | Maasdam Barn Preservation Committee | Arts, Culture & Humanities | $0 | $0 |
| 87 | Iowa Justice Project INC | Civil Rights, Social Action & Advocacy | $0 | $0 |
| 88 | Fairfield Cultural Alliance | Arts, Culture & Humanities | $0 | $0 |
| 89 | New Life Community Free Methodist Church | Unclassified | $0 | $0 |
| 90 | Arc of Iowa | Unclassified | $0 | $0 |
| 91 | Ancient Free & Accepted Masons of Iowa | Unclassified | $0 | $0 |
| 92 | Knights of Columbus 4092 Father Guale Council | Mutual & Membership Benefit | $0 | $0 |
| 93 | African Violet Foundation | Human Services | $0 | $0 |
| 94 | Maharishi Ayurveda Association of America | Human Services | $0 | $0 |
| 95 | End of Life Care International | International, Foreign Affairs & National Security | $0 | $0 |
| 96 | Fairfield Crush Softball | Recreation & Sports | $0 | $0 |
| 97 | Caritas Seeds INC | International, Foreign Affairs & National Security | $0 | $0 |
| 98 | Southeast Iowa Blues Society | Arts, Culture & Humanities | $0 | $0 |
| 99 | Bethesda Unity | Unclassified | $0 | $0 |
| 100 | Nepal Maharishi Vedic Foundation | International, Foreign Affairs & National Security | $0 | $0 |