Charities United States Education Montessori School of Oakton Inc
Montessori School of Oakton Inc logo

Montessori School of Oakton Inc

It is the mission of the Montessori School of oakton to provide an enriched pre-school and elementary education based on the principles of Maria Montessori, to the students.

Education Fairfax, VA EIN 521238299 · IRS Sign up to see website
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89
Integrity Assessment
Strong transparency
89/100 · methodology

About Montessori School of Oakton Inc

The Montessori School of Oakton (MSO) is an independent Montessori school serving children from three years old through the sixth grade.

Founded
Headquarters
Fairfax, VA
Foundation type
School (170(b)(1)(A)(ii))
NTEE code
B21Z
IRS subsection
501(c)(03)
Ruling date

Verified certifications

Confirmed against the issuing authority - not self-reported.

IRS Tax-Deductible since 1983

Mission

It is the mission of the Montessori School of oakton to provide an enriched pre-school and elementary education based on the principles of Maria Montessori, to the students.

Focus areas & reach

· What they work on and where
📚 Education · NTEE B21Z
Cause tags

How it stacks up against peers

· vs. 8 similar education in United States
Program spending This charity: 0%
Peer average: 95%
CEO comp as % of revenue This charity: 7.19%
Peer average: 0.48%
Integrity Assessment This charity: 89
Peer average: 93

Red flags

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

Common questions

· Auto-generated from filings + methodology

Montessori School of Oakton Inc is a registered education nonprofit based in Fairfax, VA, United States. It is registered with the Internal Revenue Service (IRS). It was founded in 1981 and has been operating for 45 years. Its EIN is 521238299. It has a GiveRadar Integrity Assessment of 89/100 (Strong transparency), indicating well-documented governance, financials, and contact details. The organization reports $1M in annual revenue. 35 officers and directors are publicly disclosed. No red flags have been detected.

Montessori School of Oakton Inc has a GiveRadar Integrity Assessment of 89/100. 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 89 ('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 93/100.

Montessori School of Oakton Inc is located in Fairfax, VA, United States. The organization was established in 1981 and has been active for 45 years.

Based on official tax filings, Montessori School of Oakton Inc has $1M in annual revenue. 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.

Montessori School of Oakton Inc is classified as a Education organization, registered in United States. It operates as a School (170(b)(1)(A)(ii)). It has $1M in annual revenue. The organization has 35 disclosed officers and directors.

No red flags have been detected for Montessori School of Oakton Inc. 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.

Montessori School of Oakton Inc has a GiveRadar Integrity Assessment of 89/100 (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 Montessori School of Oakton (MSO) is an independent Montessori school serving children from three years old through the sixth grade. Montessori School of Oakton Inc is classified as a education organization registered in United States. The organization was founded in 1981.

Among education charities registered in United States: Montessori School of Oakton Inc's GiveRadar Integrity Assessment of 89/100 is in line with the peer average of 93/100. Its annual revenue of $1M is below the peer average of $7M.

Yes, donations to Montessori School of Oakton Inc are generally tax-deductible in the United States. Montessori School of Oakton Inc is a 501(c)(3) tax-exempt organization. Its EIN is 521238299, 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

5 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.
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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

CA
Carolyn Linke
President

Officers & trustees (12)

Source: Public filings

AL
Alison F••••••••••••••••
Trustee
AL
Allison F•••••••••••••••
Trustee
BR
Britney L•••• T•••••
Teacher
CA
Carmen A•••••
Trustee
CA
Carolyn L••••
President
CO
Corolyn L••••
President
LI
Lisa B••••••
Trustee
MA
Mary B•••
Trustee
MA
Mary B••• H••••
Trustee
MA
Mary Y••••
Vice President
SA
Sara S•••••••
Teacher
SU
Susan R•••••••
Trustee
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
$1.4M revenue
FY2025
IRS_990
Form filed
$1.3M revenue
FY2024
IRS_990
Form filed
$1.3M revenue
FY2023
IRS_990
Form filed
$1.7M revenue
FY2022
IRS_990
Form filed
$1.1M revenue
FY2021
IRS_990

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Peer charities

Other education in United States, by integrity assessment

Charity Score Revenue Program %
Montessori School of Oakton Inc This page 89 $1.4 million -
Engaging Opportunities Foundation 93 $154,246 92%
Bluebonnet Home Scholars Collaborative 93 $496,564 97%
New England Preparatory School Athletic Council 93 $797,579 96%
Insight Colearning Center 93 $599,391 95%
Vphs Baseball Boosters 93 $154,642 97%
Fieldguides Incorporated 93 $435,724 89%
Coal Pit Ministry Inc 93 $208,306 91%
Dream Out Loud Center Inc 93 $218,479 100%

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 - 35 disclosed in the public registry.
Supplementary verification
Charity Navigator

Data freshness

Last updated
May 27, 2026
Profile completeness
90%

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 Montessori School of Oakton Inc

What is Montessori School of Oakton Inc?
Montessori School of Oakton Inc is a education school (170(b)(1)(a)(ii)) based in Fairfax, United States. The Montessori School of Oakton (MSO) is an independent Montessori school serving children from three years old through the sixth grade.
When was Montessori School of Oakton Inc founded?
Montessori School of Oakton Inc was founded in 1981.
Who leads Montessori School of Oakton Inc?
Carolyn Linke serves as President.
Where is Montessori School of Oakton Inc located?
Headquartered in Fairfax, United States.
What is Montessori School of Oakton Inc's annual budget?
Annual revenue for fiscal year 2025 is approximately $1M-$10M. 0% of expenses go to program services.
Is Montessori School of Oakton Inc trustworthy?
Montessori School of Oakton Inc has a GiveRadar Integrity Assessment of 89 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 Montessori School of Oakton Inc's registration number?
IRS EIN: 521238299.
What is Montessori School of Oakton Inc's website?
http://www.oaktonmontessori.com