Sierra Club Foundation

Claim
Publicly-supported charity (509(a)(2))
IRS IRS 990

🇺🇸 Oakland, CA United States · EIN 946069890

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Sierra Club Foundation is a c300 nonprofit based in Oakland, United States, with a GiveRadar trust score of 65/100 (EIN: 946069890). View the full profile on GiveRadar for financial data, officer records, and transparency ratings.

Mission

See schedule o.the sierra club foundation promotes efforts to educate and empower people to protect and improve the natural and human environment.goals: - solve the climate crisis primarily through a successful transition to a resource-efficient clean energy economy that better serves people and nature;- secure protections for public lands and waters, promote healthy ecosystems and communities, and fight for clean air and water;- expand opportunities for more people to explore, enjoy, and protect the planet by supporting programs and policies that reach across economic, cultural, and community lines to get people outdoors; and- build a diverse, inclusive environmental movement that reflects and represents today's american public, and prioritizes important connections between environmental health and social justice.

65 / 100

Moderate

Based on financial health, governance, verification, public sentiment, and data completeness.

Financial Health
0/30
Governance
+10/25
Verification
+15/20
Sentiment
0/15
Data Completeness
+5/10

Financials, News & Reviews

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Profile completeness: 70% Partial

Data sourced from: Irs, Irs_990

Last updated: Mar 4, 2026 14:11

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Frequently asked questions

Is Sierra Club Foundation a legitimate charity?
Sierra Club Foundation is a registered c300 nonprofit based in Oakland, CA, United States. It is registered with the Internal Revenue Service (IRS). Its EIN is 946069890. It has a GiveRadar trust score of 65/100, indicating good financial health. The organization reports $109M in annual revenue. 101 officers and directors are publicly disclosed. No red flags have been detected.
What is Sierra Club Foundation's trust score?
Sierra Club Foundation has a GiveRadar trust score of 65/100. This score is calculated from financial health (30%), governance (25%), verification status (20%), public sentiment (15%), and data completeness (10%). A score of 65 indicates solid fundamentals with room for improvement in some areas such as data completeness or governance disclosure. For comparison, the average trust score for c300 charities in United States is 65/100.
Where is Sierra Club Foundation located?
Sierra Club Foundation is located in Oakland, CA, United States.
How does Sierra Club Foundation spend its money?
Based on official tax filings, Sierra Club Foundation has $109M in annual revenue. Its revenue is significantly above the peer average of $4M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.
What type of charity is Sierra Club Foundation?
Sierra Club Foundation is classified as a C300 organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). It has $109M in annual revenue. The organization has 101 disclosed officers and directors.
Are there any red flags for Sierra Club Foundation?
No red flags have been detected for Sierra Club Foundation. GiveRadar automatically screens charities for concerning patterns including high executive compensation, low program spending, missing financial filings, and declining revenue. Based on available official data, no issues have been identified.
Is it safe to donate to Sierra Club Foundation?
Sierra Club Foundation has a GiveRadar trust score of 65/100 and no red flags have been detected, which suggests it is a well-managed organization. It is regulated by the IRS. Visit the Sierra Club Foundation profile on GiveRadar for full details before deciding. GiveRadar provides data for research purposes and does not endorse any organization. Always do your own due diligence.
Is my donation to Sierra Club Foundation tax-deductible?
Yes, donations to Sierra Club Foundation are generally tax-deductible in the United States. Sierra Club Foundation is a 501(c)(3) tax-exempt organization. Its EIN is 946069890, 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.