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Marian Middle School

Marian middle school, a catholic school welcoming adolescent girls of all backgrounds, is committed to breaking the cycle of poverty through education. Marian fosters each student's spiritual, academic, …

Education St Louis, MO EIN: 431873629 (IRS) Sign up to see website
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90
Integrity Assessment
Strong transparency
90/100 · methodology

About Marian Middle School

An all-girl, family-focused and faith-based school where students receive a transformational education and enrichment programming needed to succeed in life.

Founded
Headquarters
St Louis, MO
Foundation type
School (170(b)(1)(A)(ii))
NTEE code
B24
IRS subsection
501(c)(03)
Ruling date
Size
medium

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 2000

Mission

Marian middle school, a catholic school welcoming adolescent girls of all backgrounds, is committed to breaking the cycle of poverty through education. Marian fosters each student's spiritual, academic, social, moral, emotional, and physical development from middle school through post-secondary education as a foundation for career success.

Focus areas & reach

· What they work on and where
📚 Education · NTEE B24
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 education in United States
Program spending This charity: 73%
Peer average: 82%
CEO comp as % of revenue This charity: 4.53%
Peer average: 0.48%
Integrity Assessment This charity: 90
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

· FY2025 · IRS 990 (FY2025)
$0.73
Program$0.73

GiveRadar Analysis

Original analysis from GiveRadar's dataset of comparable organizations

Based on the records currently verified by GiveRadar, Marian Middle School has a complete profile, cross-referenced across 4 independent sources including the IRS.

  • GiveRadar has verified more about this organization than about 98% of the 195,586 education charities in the United States it tracks, because GiveRadar has verified its financial disclosures and its governance. Most of those have little verified data on record yet. View this cohort
  • GiveRadar has cross-referenced this organization across 4 independent sources, led by the IRS - more than 94% of similar organizations. See the sources
  • GiveRadar holds 6 years of financial filings for this organization, the most recent for fiscal year 2025 - a deeper filing history than 89% of the 90,222 education charities in the United States with filings on record. See the filings
GiveRadar has verified
  • government registration
  • financial records (6 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

Marian Middle School is a registered education nonprofit based in St Louis, MO, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 2000 and has been operating for 26 years. Its EIN is 431873629. 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 90/100, which reflects how much public information is available, not whether the charity is legitimate. The organization reports $3M in annual revenue. 103 officers and directors are publicly disclosed. No red flags have been detected.

Marian Middle School's EIN (Employer Identification Number) is 431873629. 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.

Marian Middle School has a GiveRadar Integrity Assessment of 90/100. 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 90 ('Strong transparency') reflects well-documented governance, recent financials, named leadership, and working contact details. For comparison, the average integrity assessment for education charities in United States is 90/100.

Marian Middle School is located in St Louis, MO, United States. The organization was established in 2000 and has been active for 26 years.

Based on official tax filings, Marian Middle School has $3M in annual revenue. It allocates 73% of expenses to programs and services. This is below the average of 82% for education charities in United States. Its revenue is below the peer average of $7M. Create a free GiveRadar account to view the complete financial breakdown with year-over-year trends.

Marian Middle School is classified as an Education organization, registered in United States. It operates as a School (170(b)(1)(A)(ii)). By size, it is categorized as a medium organization. It has $3M in annual revenue. The organization has 103 disclosed officers and directors.

No red flags have been detected for Marian Middle School. 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, Marian Middle School 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 73% 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.

An all-girl, family-focused and faith-based school where students receive a transformational education and enrichment programming needed to succeed in life. Marian Middle School is classified as an education organization registered in United States. The organization was founded in 2000.

Among education charities registered in United States: It allocates 73% of expenses to programs, below the peer average of 82%. Its annual revenue of $3M is below the peer average of $7M.

Yes, donations to Marian Middle School are generally tax-deductible in the United States. Marian Middle School is a 501(c)(3) tax-exempt organization. Its EIN is 431873629, 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
73% 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.
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
25

Leadership

From FY2025 filing

MA
Mary E•••••••• G•••••
President

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

9 articles found

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

Activity timeline

Filings and press mentions, merged

Marian Middle School connects with Mill Creek - St. Louis American
Feb 2026
www.stlamerican.com
Form filed
$3.2M revenue
FY2025
IRS 990
Form filed
$2.9M revenue
FY2024
IRS 990
St. Louis Character: Marian Middle School leader doubles annual budget, raises $20M - The Business Journals
Apr 2024
www.bizjournals.com
Form filed
$3.5M revenue
FY2023
IRS 990
Marian Middle School’s ‘Tigerbots’ show that girls can dominate in STEM - STLPR
Jan 2023
www.stlpr.org
Form filed
$3.3M revenue
FY2022
IRS 990
Sandra Morton named principal at Marian Middle - St. Louis American
Aug 2022
www.stlamerican.com
Marian Middle School: Education for Life - Ladue News
Aug 2022
www.laduenews.com
Marian Middle School: Girls' Night Out - Ladue News
Jul 2022
www.laduenews.com
Form filed
$2.7M revenue
FY2021
IRS 990
Marian Middle School Wraps Students In Support All The Way Through College - STLPR
Mar 2021
www.stlpr.org
Form filed
$4.0M revenue
FY2020
IRS 990
Cfx ad agency, Marian Middle School Receive Mayor's Spirit Award - City of St. Louis, MO (.gov)
Sep 2011
www.stlouis-mo.gov
Marian Middle School prides itself in multicultural education - STLtoday.com
Dec 2008
www.stltoday.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 this charity 195,586
Arts & Culture 133,127
Advocacy & Civil Rights 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 65,249
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 2025 most recent on file.
Officers and trustees
Internal Revenue Service (IRS) - Tax Exempt Organization Search - 103 disclosed in the public registry.
News and media coverage
GDELT Project + Google News
Supplementary verification
Charity Navigator

Data freshness

Last updated
Jun 12, 2026
Registry checked
Jun 6, 2026
Profile completeness
100%

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 · FY2025 on record
  • Named leadership · 103 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 · 2000
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 Marian Middle School

What is Marian Middle School?
Marian Middle School is a education school (170(b)(1)(a)(ii)) based in St Louis, United States. An all-girl, family-focused and faith-based school where students receive a transformational education and enrichment programming needed to succeed in life.
When was Marian Middle School founded?
Marian Middle School was founded in 2000.
Who leads Marian Middle School?
Mary Elizabeth Grimes serves as President.
Where is Marian Middle School located?
Headquartered in St Louis, MO, United States.
What is Marian Middle School's annual budget?
Annual revenue for fiscal year 2025 is approximately $1M-$10M. 73% of expenses go to program services.
Is Marian Middle School trustworthy?
Marian Middle School has a GiveRadar Integrity Assessment of 90 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 Marian Middle School's registration number?
IRS EIN: 431873629.
What is Marian Middle School's website?
http://marianmiddleschool.org