Data / Nonprofits / California / Fairfield / Animal-related
Animal-related nonprofits in Fairfield, CA: 9 registered with the IRS
9 animal-related nonprofits are registered with the IRS in Fairfield, CA, 9 of them 501(c)(3) charities; the 2 that report revenue took in $4.1 million. The largest by revenue: International Bird Rescue ($4.1 million), Heart Dog Harbor ($57,341).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| International Bird Rescue | 501(c)(3) | 1972 | $4.1 million | $2.3 million | 2025-09 |
| Heart Dog Harbor | 501(c)(3) | 2025 | $57,341 | $51,183 | 2025-12 |
| A Nurse for Paws Inc | 501(c)(3) | 2018 | $0 | $0 | 2025-01 |
| Friends of Fairfield Police K9S | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| R & R Family Farm and Animal Sanctuary | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Rootless Rescue | 501(c)(3) | 2025 | |||
| Solano Wildlife Rescue and Educatio N Center | 501(c)(3) | 2026 | |||
| Tavern Tails | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Tri City Homing Pigeon Club | 501(c)(3) | 2013 | $0 | $0 | 2024-01 |
Other causes in Fairfield, CA
- Religion-related 58
- Human services 51
- Education 44
- Recreation and sports 28
- Arts, culture and humanities 19
- Youth development 19
- Housing and shelter 18
- Community improvement and capacity building 17
- Philanthropy, voluntarism and grantmaking foundations 13
- Public and societal benefit 12
- Health care 9
- Employment 7
- International, foreign affairs and national security 6
- Mental health and crisis intervention 6
- Food, agriculture and nutrition 5
- Crime and legal-related 4
- Civil rights, social action and advocacy 4
- Public safety, disaster preparedness and relief 3
- Environment 3
Every nonprofit in Fairfield, CA · Animal-related nonprofits across the state · Nonprofits in every city of the state
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.