Data / Nonprofits / Iowa / Mason City / Community improvement and capacity building
Community improvement and capacity building nonprofits in Mason City, IA: 10 registered with the IRS
10 community improvement and capacity building nonprofits are registered with the IRS in Mason City, IA, 2 of them 501(c)(3) charities; the 4 that report revenue took in $1.7 million. The largest by revenue: North Iowa Corridor Economic Development Corporation ($659,302), Mason City Chamber of Commerce Foundation ($614,375), Visit Mason City Inc ($300,842).
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Every organization, largest by revenue first
| Organization | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|
| North Iowa Corridor Economic Development Corporation | 501(c)(6) | 2005 | $659,302 | $2.3 million | 2025-06 |
| Mason City Chamber of Commerce Foundation | 501(c)(3) | 2000 | $614,375 | $121,819 | 2025-09 |
| Visit Mason City Inc | 501(c)(6) | 2013 | $300,842 | $328,527 | 2025-09 |
| Central Services 2 5 12 Inc | 501(c)(2) | 2010 | $100,805 | $668,830 | 2025-06 |
| Human Resources Association of North Iowa | 501(c)(6) | 2024 | |||
| International Association of Lions Clubs | 501(c)(4) | 1940 | $0 | $0 | 2025-06 |
| Iowa Association of Women Police | 501(c)(6) | 2019 | $0 | $0 | 2024-12 |
| North Iowa Builders Exchange | 501(c)(6) | 2005 | $0 | $0 | 2023-12 |
| North Iowa Landlords Association | 501(c)(6) | 2019 | $0 | $0 | 2024-06 |
| Pink & Teal Warriors | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
Other causes in Mason City, IA
- Education 17
- Philanthropy, voluntarism and grantmaking foundations 15
- Recreation and sports 14
- Arts, culture and humanities 12
- Human services 10
- Religion-related 8
- Health care 7
- Youth development 6
- Housing and shelter 5
- Mental health and crisis intervention 5
- Public and societal benefit 4
- Food, agriculture and nutrition 4
- Public safety, disaster preparedness and relief 3
- Diseases, disorders and medical disciplines 3
Every nonprofit in Mason City, IA · Community improvement and capacity building 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.