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Contra Costa Humane Society

Improve the quality of life for dogs and cats in our community, find homes for animals in need and provide support for people who need assistance with care …

Animal Welfare Pleasant Hill, CA EIN: 680281428 (IRS) Sign up to see website
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76
Integrity Assessment
Strong transparency
76/100 · methodology

About Contra Costa Humane Society

Finding homes and improving the quality of life for animals in need. Providing support for people who need help with care for their animals.

Founded
Headquarters
Pleasant Hill, CA
Foundation type
Publicly-supported charity (509(a)(2))
NTEE code
D200
IRS subsection
501(c)(03)
Ruling date

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1997

Mission

Improve the quality of life for dogs and cats in our community, find homes for animals in need and provide support for people who need assistance with care for their animals.

Focus areas & reach

· What they work on and where
Cause tags

How it stacks up against peers

· vs. 8 similar animal welfare in United States
Program spending This charity: 80%
Peer average: 82%
Integrity Assessment This charity: 76
Peer average: 90

Concerns

· None found
No red flags found
Screened for IRS revocation history, Open investigations, Governance scandals, Related-party deals, Excessive exec comp.

Where every $1 goes

· FY2024 · IRS 990 (FY2024)
$0.80
Program$0.80
80% to programs beats the Charity Navigator "highly efficient" threshold (75%).

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

Based on the records currently verified by GiveRadar, Contra Costa Humane Society has a complete profile, cross-referenced across 4 independent sources including the IRS.

  • By reported annual revenue, it is larger than 88% of the 16,157 animal welfare charities in the United States with financial records on GiveRadar. See the filings
  • GiveRadar holds a more complete profile for this organization than for 87% of the 40,468 animal welfare charities in the United States it tracks, because GiveRadar has verified its financial disclosures and its registration. Most of those have little verified data on record yet. View this cohort
  • It has more complete contact information than nearly all comparable organizations, with a verified website, email, phone and address on record. See national comparisons
GiveRadar has verified
  • government registration
  • financial records (5 filed years)
  • disclosed leadership
  • a website
  • a contact email
  • a donation page
Not yet verified by GiveRadar
  • an owner-submitted profile claim

Analysis based on GiveRadar's benchmark dataset of 2026-07-03. It describes what GiveRadar has verified, not a judgment of the organization itself.

Common questions

· Auto-generated from filings + methodology

Contra Costa Humane Society is a registered animal welfare nonprofit based in Pleasant Hill, CA, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1992 and has been operating for 34 years. Its EIN is 680281428. According to GiveRadar's records, it holds active tax-deductible status on the IRS Publication 78 list, which means donations are tax-deductible and the organization is in good standing with the IRS. GiveRadar's Integrity Assessment for the organization is 76/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $1M in annual revenue. 40 officers and directors are publicly disclosed. No red flags have been detected.

Contra Costa Humane Society's EIN (Employer Identification Number) is 680281428. This is the organization's IRS tax identification number; you can use it to verify tax-exempt status and to look up its Form 990 filings with the IRS.

Contra Costa Humane Society has a GiveRadar Integrity Assessment of 76/100. 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 76 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. The charity allocates 80% of expenses to programs, which contributes positively to its score. For comparison, the average integrity assessment for animal welfare charities in United States is 90/100.

Contra Costa Humane Society is located in Pleasant Hill, CA, United States. The organization was established in 1992 and has been active for 34 years.

Based on official tax filings, Contra Costa Humane Society has $1M in annual revenue. It allocates 80% of expenses to programs and services. This is in line with the average of 82% for animal welfare charities in United States. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Contra Costa Humane Society is classified as an Animal Welfare organization, registered in United States. It operates as a Publicly-supported charity (509(a)(2)). It has $1M in annual revenue. The organization has 40 disclosed officers and directors.

No red flags have been detected for Contra Costa Humane 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.

According to GiveRadar's records, Contra Costa Humane Society holds active tax-deductible status on the IRS Publication 78 list, which means donations are tax-deductible and the organization is in good standing with the IRS. It is registered with the Internal Revenue Service (IRS). It reports that 80% of expenses go to programs (the peer average is 82%). You can donate directly through their official donation page linked on their GiveRadar profile. GiveRadar provides data for research and does not endorse any organization. A GiveRadar Integrity Assessment reflects how much public data is available, not whether an organization is safe to donate to, so it is always smart to do your own research before giving.

Finding homes and improving the quality of life for animals in need. Providing support for people who need help with care for their animals. Contra Costa Humane Society is classified as an animal welfare organization registered in United States. The organization was founded in 1992.

Among animal welfare charities registered in United States: It allocates 80% of expenses to programs, in line with the peer average of 82%. Its annual revenue of $1M is comparable to the peer average of $1M.

Yes, donations to Contra Costa Humane Society are generally tax-deductible in the United States. Contra Costa Humane Society is a 501(c)(3) tax-exempt organization. Its EIN is 680281428, 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.

Annual revenue
$1M-$10M
80% to programs
Source: IRS 990 (FY2024) why this matters
Unlock exact figures

Filing history

5 years on file from IRS 990 (FY2024): revenue, expenses, program spending, assets, and liabilities by fiscal year.

Years on record: 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.

Staff & volunteers

From filings and published profiles

Employees
8

Leadership

From FY2024 filing

ST
Steve A•••
Treasurer

Officers & trustees (15)

Source: Public filings

See full names, roles, and stories

15 officers and trustees on file - free with a GiveRadar account.

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Latest news

From global news sources

4 articles found

From news sources and the organization. Shown for transparency; news never affects the integrity score.

Activity timeline

Filings and press mentions, merged

Video: Contra Costa County Fire Breaks Ground on Station 94 in Brentwood - Contra Costa News
Sep 2025
contracosta.news
Sept. 20: California Coastal Cleanup Day - Contra Costa News
Sep 2025
contracosta.news
Form filed
$1.3M revenue
FY2024
IRS 990
Form filed
$0.4M revenue
FY2023
IRS 990
Form filed
$0.5M revenue
FY2022
IRS 990
Form filed
$0.3M revenue
FY2021
IRS 990
Form filed
$0.4M revenue
FY2020
IRS 990
Concord High Varsity Cheer/Stunt/Dance Team performs at benefit for food bank, humane society - East Bay Times
Aug 2013
www.eastbaytimes.com
Stegman named interim director of Contra Costa Humane Society - Pleasanton Weekly
Aug 2009
www.pleasantonweekly.com

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Cause areas in United States

How many charities work in each area, with this charity's area highlighted.

Human Services 322,679
Education 195,586
Arts & Culture 133,128
Advocacy & Civil Rights 128,026
Religion 114,636
Health 98,862
Community Development 56,086
Youth Development 53,450
Animal Welfare this charity 40,468
See all cause areas in United States

Most common causes in United States

Causes charities work on most, with this charity's causes ticked.

Community Development 235,146
Education 159,016
Religion 103,741
Arts & Culture 101,203
Human Rights 76,926
Health 65,250
Youth Development 47,775
Animal Welfare 32,425

Sources and verification

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 - 40 disclosed in the public registry.
News and media coverage
GDELT Project + Google News
Supplementary verification
Charity Navigator

Data freshness

Last updated
Jun 6, 2026
Registry checked
Jun 6, 2026
Profile completeness
85%

What we know and don't know

Exactly which public data we hold on this charity. Our score reflects transparency, not impact.

On record · 9
  • Financial data · FY2024 on record
  • Named leadership · 40 officers on file
  • Government registration · Registered with an official registry
  • Mission statement · Published
  • Official website · On record
  • Headquarters address · On file
  • Direct contact · Email or phone published
  • Tax-deductibility · Verified
  • Founding date · 1992
Not available · 2
  • Executive pay
    Top-officer pay not disclosed
  • Programs & activities
    No named programs listed by the charity

Methodology

GiveRadar builds each profile primarily from official government charity registries, supplemented where available by third-party nonprofit databases and news archives, and combines it into a single 0-100 integrity assessment. The exact sources for this charity are listed above. We don't take a cut of any donation, ever.

Read full methodology

Are you the owner or a board member?

If you represent this organization and want to correct or update its data, you can claim this listing to edit details yourself, or email [email protected] with the correct information. We review every request and respond within 30 days.

Quick facts about Contra Costa Humane Society

What is Contra Costa Humane Society?
Contra Costa Humane Society is a animal welfare publicly-supported charity (509(a)(2)) based in Pleasant Hill, United States. Finding homes and improving the quality of life for animals in need. Providing support for people who need help with care for their animals.
When was Contra Costa Humane Society founded?
Contra Costa Humane Society was founded in 1992.
Who leads Contra Costa Humane Society?
Steve Amos serves as Treasurer.
Where is Contra Costa Humane Society located?
Headquartered in Pleasant Hill, CA, United States.
What is Contra Costa Humane Society's annual budget?
Annual revenue for fiscal year 2024 is approximately $1M-$10M. 80% of expenses go to program services.
Is Contra Costa Humane Society trustworthy?
Contra Costa Humane Society has a GiveRadar Integrity Assessment of 76 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 Contra Costa Humane Society's registration number?
IRS EIN: 680281428.
What is Contra Costa Humane Society's website?
http://www.cchumane.org