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Make your donationAbout Cahokia Mounds Museum Society
No organisational description on file yet. The metadata below comes directly from the official registry.
Verified certifications
Confirmed against the issuing authority - not self-reported.
Mission
Educating the public on historic cahokia.
Focus areas & reach
· What they work on and whereHow it stacks up against peers
· vs. 8 similar arts & culture in United StatesRed flags
· All clearCommon questions
· Auto-generated from filings + methodologyCahokia Mounds Museum Society is a registered arts & culture nonprofit based in Collinsville, IL, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1976 and has been operating for 50 years. Its EIN is 371011900. It has a GiveRadar Integrity Assessment of 75/100 (Strong transparency), indicating well-documented governance, financials, and contact details. This is below the average of 93/100 for arts & culture charities in United States. The organization reports $151K in annual revenue. 49 officers and directors are publicly disclosed. No red flags have been detected.
Cahokia Mounds Museum Society has a GiveRadar Integrity Assessment of 75/100. This score combines five components: Registration (20 pts), Financial Transparency (30 pts), Governance (20 pts), Contact Availability (10 pts), and Data Recency (20 pts), with negative adjustments for any red flags. A score of 75 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for arts & culture charities in United States is 93/100.
Cahokia Mounds Museum Society is located in Collinsville, IL, United States. The organization was established in 1976 and has been active for 50 years.
Based on official tax filings, Cahokia Mounds Museum Society has $151K in annual revenue. Its revenue is below the peer average of $1M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.
Cahokia Mounds Museum Society is classified as a Arts & Culture organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). It has $151K in annual revenue. The organization has 49 disclosed officers and directors.
No red flags have been detected for Cahokia Mounds Museum Society. GiveRadar automatically screens charities for concerning patterns including high executive compensation, low program spending, and missing financial filings. Based on available official data, no issues have been identified.
Cahokia Mounds Museum Society has a GiveRadar Integrity Assessment of 75/100 (Strong transparency) and no red flags have been detected, which suggests it is a well-documented organization. It is regulated by the IRS. You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.
Among arts & culture charities registered in United States: Cahokia Mounds Museum Society's GiveRadar Integrity Assessment of 75/100 is below the peer average of 93/100. Its annual revenue of $151K is below the peer average of $1M.
Yes, donations to Cahokia Mounds Museum Society are generally tax-deductible in the United States. Cahokia Mounds Museum Society is a 501(c)(3) tax-exempt organization. Its EIN is 371011900, which you can use for tax filing purposes. Donors can typically deduct contributions on their federal income tax return if they itemize deductions. Consult a tax professional for guidance specific to your situation.
Verified against 4 official sources, last refreshed .
Filing history
5 years on file from IRS 990 (FY2024): revenue, expenses, program spending, assets, and liabilities by fiscal year.
See 5 years of revenue, expense breakdowns, and balance sheet.
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Tax-deductibility for donors
Donations may be tax-deductible for residents of United States under local rules. Confirm with the charity directly.
CAHOKIA MOUNDS MUSEUM SOCIETY is registered in United States. Donations from the Netherlands to charities outside the EU/EEA are generally not tax-deductible for Dutch donors unless the charity is listed on the Dutch ANBI register with foreign-recognized status.
Always confirm tax treatment with the charity directly or your tax advisor before donating.
Leadership
Officers & trustees (13)
Source: Public filings
Latest news
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Activity timeline
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Other arts & culture in United States, by integrity assessment
Sources and verification
Refreshed
- Registration and legal identity
- Internal Revenue Service (IRS) - Tax Exempt Organization Search
- Financial filings
- IRS Form 990 filings - Fiscal year 2024 most recent on file.
- Officers and trustees
- Internal Revenue Service (IRS) - Tax Exempt Organization Search - 49 disclosed in the public registry.
- Supplementary verification
- Charity Navigator
Data freshness
What we don't know
Honest gaps - our score reflects transparency, not impact
Methodology
GiveRadar combines public registry filings, ProPublica Nonprofit Explorer, Charity Navigator, GuideStar, and news archives into a single 0-100 integrity assessment. We don't take a cut of any donation, ever.
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Quick facts about Cahokia Mounds Museum Society
- What is Cahokia Mounds Museum Society?
- Cahokia Mounds Museum Society is a arts & culture publicly-supported charity (509(a)(2)) based in Collinsville, United States. Educating the public on historic cahokia.
- When was Cahokia Mounds Museum Society founded?
- Cahokia Mounds Museum Society was founded in 1976.
- Who leads Cahokia Mounds Museum Society?
- Dale Yonker serves as President.
- Where is Cahokia Mounds Museum Society located?
- Headquartered in Collinsville, United States.
- What is Cahokia Mounds Museum Society's annual budget?
- Annual revenue for fiscal year 2024 is approximately $100K-$1M. 0% of expenses go to program services.
- Is Cahokia Mounds Museum Society trustworthy?
- Cahokia Mounds Museum Society has a GiveRadar Integrity Assessment of 75 out of 100 (Strong transparency). The score reflects public-data transparency: registration, financial disclosure, governance, contact details, and how recently data was refreshed. It does not measure program impact.
- What is Cahokia Mounds Museum Society's registration number?
- IRS EIN: 371011900.
- What is Cahokia Mounds Museum Society's website?
- http://www.cahokiamounds.org