Charities United States Environment Chesapeake Audubon Society
CH

Chesapeake Audubon Society

The chesapeake audubon society works in the maryland region to promote the stewardship of natural ecosystems through conservation, restoration, education, and advocacy.

Environment Easton, MD EIN 521038833 · IRS Sign up to see website
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85
Integrity Assessment
Strong transparency
85/100 · methodology

About Chesapeake Audubon Society

No organisational description on file yet. The metadata below comes directly from the official registry.

Founded
Headquarters
Easton, MD
Foundation type
Supporting organization (509(a)(3))
NTEE code
C300
IRS subsection
501(c)(03)
Ruling date

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1975

Mission

The chesapeake audubon society works in the maryland region to promote the stewardship of natural ecosystems through conservation, restoration, education, and advocacy.

Focus areas & reach

· What they work on and where
🌿 Environment · NTEE C300
Cause tags

How it stacks up against peers

· vs. 8 similar environment in United States
Program spending This charity: 0%
Peer average: 0%
Integrity Assessment This charity: 85
Peer average: 89

Red flags

· All clear
IRS revocation history
Open investigations
Governance scandals
Related-party deals
Excessive exec comp

Common questions

· Auto-generated from filings + methodology

Chesapeake Audubon Society is a registered environment nonprofit based in Easton, MD, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1974 and has been operating for 52 years. Its EIN is 521038833. It has a GiveRadar Integrity Assessment of 85/100 (Strong transparency), indicating well-documented governance, financials, and contact details. The organization reports $1M in annual revenue. 57 officers and directors are publicly disclosed. No red flags have been detected.

Chesapeake Audubon Society has a GiveRadar Integrity Assessment of 85/100. 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 85 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for environment charities in United States is 89/100.

Chesapeake Audubon Society is located in Easton, MD, United States. The organization was established in 1974 and has been active for 52 years.

Based on official tax filings, Chesapeake Audubon Society has $1M in annual revenue. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Chesapeake Audubon Society is classified as a Environment organization, registered in United States. It operates as a Supporting organization (509(a)(3)). It has $1M in annual revenue. The organization has 57 disclosed officers and directors.

No red flags have been detected for Chesapeake Audubon 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.

Chesapeake Audubon Society has a GiveRadar Integrity Assessment of 85/100 (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.

The chesapeake audubon society works in the maryland region to promote the stewardship of natural ecosystems through conservation, restoration, education, and advocacy. Chesapeake Audubon Society is classified as a environment organization registered in United States. The organization was founded in 1974.

Among environment charities registered in United States: Chesapeake Audubon Society's GiveRadar Integrity Assessment of 85/100 is in line with the peer average of 89/100. Its annual revenue of $1M is comparable to the peer average of $2M.

Yes, donations to Chesapeake Audubon Society are generally tax-deductible in the United States. Chesapeake Audubon Society is a 501(c)(3) tax-exempt organization. Its EIN is 521038833, 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 .

Annual revenue
$1M-$10M
0% to programs
Source: IRS 990 (FY2025) why this matters
Unlock exact figures

Filing history

6 years on file from IRS 990 (FY2025): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: FY2025, FY2024, FY2023, FY2022, FY2021, FY2020.
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Taxes

Tax-deductibility for donors

Donations may be tax-deductible for residents of United States under local rules. Confirm with the charity directly.

Always confirm tax treatment with the charity directly or your tax advisor before donating.

Leadership

DI
Dick Worsham
Cotreasurer

Officers & trustees (18)

Source: Public filings

AN
Anne W•••••
Director
BR
Bryan M•••••
Director
BR
Bryan M••••
Director
CA
Carol T•••••••
Director
CA
Catherine P•••••••
Director
CE
Cemmy P•••••••
Director
DI
Dick W••••••
CO-TREASURER
DI
Dirck B•••••••
President
ES
Esther F••••••••••
SECRETARY
HU
Hugh S••••••
PRESIDENT
KE
Kevin M•••••••
Director
MA
Matt M•••••
Director
RI
Richard W••••••
Director
RO
Ronald G K•••••
Cotreasurer
RO
Ronald K•••••
Treasurer
RO
Ron K•••••
CO-TREASURER
ST
Stuart S•••••
Director
TO
Tom S••••••
VICE PRESIDENT
Full names, contact details & compensation

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Latest news

From global news sources

No recent news coverage found

News coverage will appear here when articles mention this organization.

Activity timeline

Filings and press mentions, merged

Form filed
$1.5M revenue
FY2025
IRS_990
Form filed
$1.0M revenue
FY2024
IRS_990
Form filed
$3.7M revenue
FY2023
IRS_990
Form filed
$1.7M revenue
FY2022
IRS_990
Form filed
$0.1M revenue
FY2021
IRS_990
Form filed
$0.1M revenue
FY2020
IRS_990

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Peer charities

Other environment in United States, by integrity assessment

Charity Score Revenue Program %
Chesapeake Audubon Society This page 85 $1.5 million -
Friends of Casco Bay 89 $1.3 million -
Drive Clean Colorado 89 $1.3 million -
Chesapeake Climate Action Network 89 $4.0 million -
Jackson Hole Land Trust 89 $7.9 million -
Citizens for Pennsylvanias Future 89 $3.2 million -
Huron River Watershed Council 89 $5.1 million -
Climate Action Reserve 89 $5.8 million -
Alaska Conservation Foundation 89 $8.0 million -

Sources and verification

Refreshed

Registration and legal identity
Internal Revenue Service (IRS) - Tax Exempt Organization Search
Financial filings
IRS Form 990 filings - Fiscal year 2025 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 57 disclosed in the public registry.
Supplementary verification
Charity Navigator

Data freshness

Last updated
May 27, 2026
Profile completeness
65%

What we don't know

Honest gaps - our score reflects transparency, not impact

Programs & projects
No named programs listed by the charity
Operating reach
Countries where programs run not specified

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.

Read full methodology

Quick facts about Chesapeake Audubon Society

What is Chesapeake Audubon Society?
Chesapeake Audubon Society is a environment supporting organization (509(a)(3)) based in Easton, United States. The chesapeake audubon society works in the maryland region to promote the stewardship of natural ecosystems through conservation, restoration, education, and advocacy.
When was Chesapeake Audubon Society founded?
Chesapeake Audubon Society was founded in 1974.
Who leads Chesapeake Audubon Society?
Dick Worsham serves as Cotreasurer.
Where is Chesapeake Audubon Society located?
Headquartered in Easton, United States.
What is Chesapeake Audubon Society's annual budget?
Annual revenue for fiscal year 2025 is approximately $1M-$10M. 0% of expenses go to program services.
Is Chesapeake Audubon Society trustworthy?
Chesapeake Audubon Society has a GiveRadar Integrity Assessment of 85 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 Chesapeake Audubon Society's registration number?
IRS EIN: 521038833.
What is Chesapeake Audubon Society's website?
http://www.chesapeakeaudubon.org