77 nonprofits in Duncan, Oklahoma. See where $445.1M in donations goes — program spending, CEO pay, and red flags from IRS 990 filings.
| # | Organization | Category | Revenue | Score | AI Insight |
|---|---|---|---|---|---|
| 1 | Duncan Regional Hospital Inc | Health Care | $290.2M | — | — |
| 2 | National Rural Water Association | $106.4M | — | — | |
| 3 | Lynn Colbert Charitable Foundation | $13.6M | — | — | |
| 4 | Think Ability Inc | $10.7M | — | — | |
| 5 | Duncan Area Economic Development Foundation | Community Improvement | $6.3M | — | — |
| 6 | Simmons Center Foundation | $2.8M | — | — | |
| 7 | Helen Marie Lewis Medical Research Foundation | Philanthropy & Grantmaking | $2.2M | — | — |
| 8 | Mccasland Foundation Inc | Community Improvement | $2.0M | — | — |
| 9 | Tilley Foundation | Philanthropy & Grantmaking | $1.1M | — | — |
| 10 | On The Chisholm Trail Association | Philanthropy & Grantmaking | $997K | — | — |
Every tax-exempt nonprofit in the United States is required to file an IRS Form 990, which discloses financial details including revenue, expenses, assets, executive compensation, and program activities. NonprofitSpending uses AI to analyze these public filings and generate transparency reports for each organization.
For Duncan, Oklahoma, we track 77 registered nonprofits. Our AI enrichment process evaluates each organization's spending efficiency, revenue trends, governance practices, and mission alignment to produce a mission score and honest headline. This data helps donors, journalists, researchers, and community members make informed decisions about the nonprofits operating in their city.
Data on this page is sourced from IRS 990 filings, IRS Business Master Files, and supplemented with AI-powered analysis. Filing dates, ruling dates, and financial figures reflect the most recent available data. For the most current information on any organization, click through to its individual transparency report.
There are 77 registered nonprofits in Duncan, Oklahoma, with $445.1M in combined annual revenue and $0 in total assets.
The largest nonprofit in Duncan by revenue is Duncan Regional Hospital Inc with $290.2M in annual revenue.
The most common categories in Duncan are Human Services, Philanthropy & Grantmaking, Education.
Spending efficiency data is being compiled for nonprofits in Duncan.
Executive compensation data is being compiled for nonprofits in Duncan.
You can research any nonprofit in Duncan by clicking on its name above to view its full AI-powered transparency report. Each report includes IRS 990 financial data, spending breakdowns, executive compensation, revenue trends, and AI-generated risk assessments based on publicly available filings.