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Sigsbee Charter School Inc

EIN 36-4647986 · Key West, FL

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthStrong100 out of 100GovernanceStrong100 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

THROUGH INNOVATIVE APPROACHES, SIGSBEE CHARTER SCHOOL INSPIRES CRITICAL THINKING AND PROMOTES EMPATHY, FOCUSING ON THE UNIQUE NEEDS OF THE MILITARY CHILD.

Income
$13.2 million
Spending
$9.4 million
Spent on programs
91%
Reserves
16.7 months of spending
Largest source of income
government grants, 90%
Employees
98
Volunteers
500
Highest pay
$180,338, principal

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Strong: 100 out of 100. Higher than 94% of charities in its peer group (education, $10m to $100m).

  • Reserves

    35 of 35

    Spendable reserves would cover 16.7 months of spending.

  • Debt

    20 of 20

    It owes 3% of what it owns.

  • Living within its means

    15 of 15

    Income exceeded spending by 29% of income.

  • Income trend

    15 of 15

    Income rose 2% on the year before.

  • Spending floor

    15 of 15

    91% of spending went to programs and raising each dollar of donations cost 0 cents.

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Strong: 100 out of 100. Higher than 50% of charities in its peer group (education, $10m to $100m).

  • Independent board

    25 of 25

    7 of 7 voting board members are independent.

  • Conflict of interest policy

    15 of 15

    Has a written conflict of interest policy.

  • Whistleblower policy

    8 of 8

    Has a written whistleblower policy.

  • Record keeping policy

    7 of 7

    Has a written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave the board a copy of this return before filing it.

  • Pay set independently

    5 of 5

    Sets its chief executive's pay through independent review and comparison.

  • Independent check of accounts

    15 of 15

    Its accounts were audited by an independent accountant.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (1)
  1. $8.5 million spent. INSTRUCTIONAL SERVICES: TO PROVIDE CHILDREN FROM KINDERGARTEN THROUGH EIGHTH GRADEAN EDUCATION BY CAPTIVATING STUDENTS THROUGH MARINE-SCIENCE, ENVIORNMENTAL EDUCATION PROGRAM THAT CAPITALIZES ON THE LOCAL MARINE SANCTUARY. THE CURRICULUM OFFERS INTEGRATED STUDIES THAT ENGAGE STUDENTS WITH THE ENVIORNMENT THROUGH LOCAL FIELD TRIPS AND INQUIRY PROJECTS. OUR SCIENCE PROGRAM IS ROOTED IN BACKWARD CURRICULUM DESIGN. OUR LITERACY PROGRAM FOLLOWS A BALANCED LITERACY APPROACH. MATH ISTRUCTION IS CRAFTED AROUND THE MATHEMATICAL PRACTICES. STUDENTS PARTICIPATE IN EXPLORATORY CULTURAL ARTS PROGRAMS ON A DAILY BASIS, INCLUDING MUSIC, ART, TECHNOLOGY, MEDIA AND PHYSICAL EDUCATION. THE ORGANIZATION SERVED APPROXIMATELY 526 STUDENTS FOR THE FISCAL YEAR ENDED JUNE 30, 2025.

Source: Form 990 for the year ending June 30, 2025, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated November 6, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending June 2025.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since October 2009.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated November 4, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.