Cornerstone Community School Association
Public records show a registered, tax-exempt organization in good standing.
What it says it does
We are reimagining elementary education to cultivate equity and inspire the next generation of innovators through project-based learning. By creating hands-on projcets to solve tangible, community-focused problems, the students will discover their passion for working as a team while achieving mastery in multiple disciplines.
- Income
- $432,581
- Spending
- $438,390
- Spent on programs
- 85%
- Reserves
- 0.1 months of spending
- Largest source of income
- fees for its services, 77%
- Employees
- 15
- Volunteers
- 35
- Highest pay
- $33,327, director
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
Weak: 44 out of 100. Higher than 12% of charities in its peer group (education, $250k to $1m).
Reserves
4 of 35Spendable reserves would cover 0.1 months of spending.
Debt
2 of 20It owes 88% of what it owns.
Living within its means
8 of 15Spending exceeded income by 1% of income.
Income trend
15 of 15Income rose 47% on the year before.
Spending floor
15 of 1585% of spending went to programs and raising each dollar of donations cost 15 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
Good: 76 out of 100. Higher than 61% of charities in its peer group (education, $250k to $1m).
Independent board
25 of 254 of 6 voting board members are independent.
Conflict of interest policy
0 of 15Reports no written conflict of interest policy.
Whistleblower policy
8 of 8Has a written whistleblower policy.
Record keeping policy
7 of 7Has a written policy on keeping and destroying records.
Board minutes
5 of 5Keeps minutes of board meetings.
Board sees the tax return
10 of 10Gave the board a copy of this return before filing it.
Pay set independently
5 of 5Sets its chief executive's pay through independent review and comparison.
Independent check of accounts
6 of 15Its accounts were not audited or reviewed by an independent accountant.
No reported misuse
10 of 10Reports 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 (3)
- $346,775 spent. Our largest program service is our core elementary school curriculum, which focuses on project-based learning. During the tax year, 60 students participated in this program. Key accomplishments included students creating an art exhibit to display their artwork inspired by and to bring awareness to our local wetlands, speaking out at local commission meetings, and welcoming the first tenant to affordable housing designed by our students.
- $15,368 spent. Our second largest program is our summer camp program, which offers 4 different summer camps throughout the summer. Themes for this tax year included: art, puzzles and games, mysteries, and cardboard construction. We enrolled 81 campers January-June 2025.
- $1,426 spent. Out third largest program is our after-school enrichment program, which served 45 students. This program runs for two hours after school each day, providing care, enrichment, and snacks for students whose parents working hours extend past the regular school day.
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
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.
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.
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.
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.
How long has it been tax-exempt? Passed.
Recognized by the IRS since June 2022.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
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.