Home Countries United States Advocacy & Civil Rights Sister Cities International Incorporated
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Sister Cities International Incorporated

See part iii, line 1

Sister Cities International Inc

Advocacy & Civil Rights Washington, DC EIN: 520859021 (IRS) Sign up to see website
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77
Integrity Assessment
Strong transparency
77/100 · methodology

About Sister Cities International Incorporated

Sister Cities International fosters global peace and cooperation through city-to-city partnerships, cultural exchange, and community diplomacy initiatives in over 140 countries.

Founded
Headquarters
Washington, DC
Foundation type
Supporting organization (509(a)(3))
NTEE code
W00O
IRS subsection
501(c)(03)
Ruling date
Size
medium

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1969

Mission

See part iii, line 1

Focus areas & reach

· What they work on and where
Cause tags
SDG alignment The 17 UN Sustainable Development Goals (SDGs) are the global agenda for ending poverty, protecting the planet, and ensuring prosperity by 2030. We tag each charity to the goals its work advances.

How it stacks up against peers

· vs. 8 similar advocacy & civil rights in United States
Program spending This charity: 65%
Peer average: 80%
CEO comp as % of revenue This charity: 6.28%
Peer average: 0.48%
Integrity Assessment This charity: 77
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)
$0.65
Program$0.65

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

From what GiveRadar has verified so far, Sister Cities International Incorporated has a complete profile, cross-referenced across 3 independent sources including the IRS.

  • Established in 1967, it predates 92% of the advocacy & civil rights charities in the United States GiveRadar has a founding year for. View this cohort
  • It has more complete governance disclosure than nearly all similar organizations, because GiveRadar has verified leadership, executive compensation, a mission statement and a founding date. See national comparisons
  • Its integrity score of 77 places it in the top 5% of the 128,026 advocacy & civil rights charities in the United States GiveRadar tracks, because GiveRadar has verified its financial disclosures and its governance. View this cohort
GiveRadar has verified
  • government registration
  • financial records (5 filed years)
  • disclosed leadership
  • a website
  • a donation page
  • third-party accreditation
Not yet verified by GiveRadar
  • a contact email
  • 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

Sister Cities International Incorporated is a registered advocacy & civil rights nonprofit based in Washington, DC, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1967 and has been operating for 59 years. Its EIN is 520859021. 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 77/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $2M in annual revenue. 137 officers and directors are publicly disclosed. No red flags have been detected.

Sister Cities International Incorporated's EIN (Employer Identification Number) is 520859021. 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.

Sister Cities International Incorporated has a GiveRadar Integrity Assessment of 77/100. 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 77 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for advocacy & civil rights charities in United States is 90/100.

Sister Cities International Incorporated is located in Washington, DC, United States. The organization was established in 1967 and has been active for 59 years.

Based on official tax filings, Sister Cities International Incorporated has $2M in annual revenue. It allocates 65% of expenses to programs and services. This is below the average of 80% for advocacy & civil rights charities in United States. Its revenue is below the peer average of $4M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Sister Cities International Incorporated is classified as an Advocacy & Civil Rights organization, registered in United States. It operates as a Supporting organization (509(a)(3)). By size, it is categorized as a medium organization. It has $2M in annual revenue. The organization has 137 disclosed officers and directors.

No red flags have been detected for Sister Cities International Incorporated. 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, Sister Cities International Incorporated 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 65% of expenses go to programs (the peer average is 80%). 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.

Sister Cities International fosters global peace and cooperation through city-to-city partnerships, cultural exchange, and community diplomacy initiatives in over 140 countries. Sister Cities International Incorporated is classified as an advocacy & civil rights organization registered in United States. The organization was founded in 1967.

Among advocacy & civil rights charities registered in United States: It allocates 65% of expenses to programs, below the peer average of 80%. Its annual revenue of $2M is below the peer average of $4M.

Yes, donations to Sister Cities International Incorporated are generally tax-deductible in the United States. Sister Cities International Incorporated is a 501(c)(3) tax-exempt organization. Its EIN is 520859021, 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
65% 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.
Financial details are free - with a GiveRadar account

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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
5

Leadership

From FY2024 filing

RI
Ricki G••••••
President And CEO

Officers & trustees (25)

Source: Public filings

See full names, roles, and stories

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

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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
$1.9M revenue
FY2024
IRS 990
Form filed
$1.1M revenue
FY2023
IRS 990
Form filed
$1.1M revenue
FY2022
IRS 990
Form filed
$1.0M revenue
FY2021
IRS 990
Form filed
$0.8M revenue
FY2020
IRS 990

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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 this charity 128,026
Religion 114,636
Health 98,862
Community Development 56,086
Youth Development 53,450
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 - 137 disclosed in the public registry.
Supplementary verification
Charity Navigator

Data freshness

Last updated
Jun 12, 2026
Registry checked
Jun 6, 2026
Profile completeness
90%

What we know and don't know

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

On record · 10
  • Financial data · FY2024 on record
  • Named leadership · 137 officers on file
  • Executive pay · Disclosed
  • 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 · 1967
Not available · 1
  • 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 Sister Cities International Incorporated

What is Sister Cities International Incorporated?
Sister Cities International Incorporated is a advocacy & civil rights supporting organization (509(a)(3)) based in Washington, United States. Sister Cities International fosters global peace and cooperation through city-to-city partnerships, cultural exchange, and community diplomacy initiatives in over 140 countries.
When was Sister Cities International Incorporated founded?
Sister Cities International Incorporated was founded in 1967.
Who leads Sister Cities International Incorporated?
Ricki Garrett serves as President And CEO.
Where is Sister Cities International Incorporated located?
Headquartered in Washington, DC, United States.
What is Sister Cities International Incorporated's annual budget?
Annual revenue for fiscal year 2024 is approximately $1M-$10M. 65% of expenses go to program services.
Is Sister Cities International Incorporated trustworthy?
Sister Cities International Incorporated has a GiveRadar Integrity Assessment of 77 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 Sister Cities International Incorporated's registration number?
IRS EIN: 520859021.
What is Sister Cities International Incorporated's website?
http://www.sistercities.org