Overview

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Est.

1977

Latest Fiscal Year

Not available

Organization Type

Grantseeker

AI Summary

MARIN HORIZON SCHOOL INC is a Montessori-inspired, nonprofit independent co-educational school serving close to 300 children from preschool through 8th grade and focused on elementary education. Founded in 1977 and governed by a volunteer board of trustees, it reports a 2025 operating budget of $12M and total revenue of $16.8M; among its top funders are LEONARD & BERYL BUCK FOUNDATION C/O WELLS FARGO BANK ($2.5M, 2024), THE LAKEVIEW FOUNDATION ($1.9M, 2024), and MARIN COMMUNITY FOUNDATION ($958K, 2025).

Mission Statement

THE ORGANIZATION IS A MONTESSORI-INSPIRED, NON-PROFIT INDEPENDENT, CO-EDUCATIONAL SCHOOL SERVING CLOSE TO 300 CHILDREN FROM PRESCHOOL THROUGH 8TH GRADE FOUNDED IN 1977 BY A VISIONARY GROUP OF PARENTS AND TEACHERS, THE SCHOOL'S MISSION IS TO CHALLENGE STUDENTS TO BE SELF-RELIANT THINKERS AND LIFELONG LEARNERS, INSPIRE ACADEMIC EXCELLENCE, NURTURE STUDENTS' NATURAL LOVE OF LEARNING, AND ENCOURAGE THEM TO BE CONFIDENT INDIVIDUALS WHO ARE RESPONSIBLE TO EACH OTHER, THE COMMUNITY AND THE WORLD. THE SCHOOL IS GOVERNED BY A VOLUNTEER BOARD OF TRUSTEES COMPRISED OF PARENTS, FACULTY, ALUMNI, AND COMMUNITY MEMBERS.
Revenues
$16.2M
Expenses
$13.9M
Net Income:
+$2.4M
Assets
$46.4M
Liabilities
$26.5M
Net Assets:
+$19.9M
Operating Budget
$11.2M
Operating Budget by Year

Due Diligence

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Charity Verification Snapshot
IRS EO Business Master File Status
Listed as tax-exempt
IRS Pub 78 Status
Eligible for tax-deductible gifts
IRS Revocation Status
Not in Automatic Revocation of Exemption List
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Total No. of Grants
22
Median grant size
$25K
Largest grant received
$450K
B
Bill Perrine
Board Member
S
Sean How
Board Member
M
Moriah Geller
Board Member
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  • 52 funders
  • 87 board & team members
  • 11 historic 990s & financials
  • 6-year operating budget trend
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Frequently Asked Questions

What is MARIN HORIZON SCHOOL INC’s budget?
In 2024, MARIN HORIZON SCHOOL INC reported an annual operating budget of around $11.2 million. More detailed financial information is available to registered users.
What causes does MARIN HORIZON SCHOOL INC support?
MARIN HORIZON SCHOOL INC supports work in Elementary education.
Where does MARIN HORIZON SCHOOL INC operate?
MARIN HORIZON SCHOOL INC is headquartered in MILL VALLEY, CA.
Who funded MARIN HORIZON SCHOOL INC recently?
In 2025, MARIN HORIZON SCHOOL INC received grants from FRONTSTREAM GLOBAL FUND, AMERICAN ONLINE GIVING FOUNDATION INC, and THE MORRIS STULSAFT FOUNDATION. More information on this organization’s funders is available to registered users.
What is the largest grant MARIN HORIZON SCHOOL INC received in 2024?
The largest grant to MARIN HORIZON SCHOOL INC in 2024 exceeds $450 thousand.
What is MARIN HORIZON SCHOOL INC’s reliance on government grants?
MARIN HORIZON SCHOOL INC relied on government grants for more than 5% of their total revenue in 2024.