Ko'olau Pilina Fund Grant
Funding Amount
US $3,000 - US $15,000
Deadline
Rolling / Open
Grant Type
foundation
Can we apply?
Check your organization against each line. Taken from the listing; confirm with the funder's guidelines.
Geography
- Castle Foundation only funds organizations that serve the people of Hawaii.
Required status
- 501(c)(3) tax-exempt status
Not eligible / not funded
- Not eligible: The Harold K.L.
- Not eligible: Individuals
- Not eligible: Businesses
- Not eligible: Ongoing operating expenses (except for those few organizations the Foundation deems critical to the success of its overall strategies.
- Not eligible: The Foundation may also support a new project or organization needing start-up funding)
- Not eligible: Vehicles
- Not eligible: Computers
- Not eligible: Endowments
- Not eligible: Annual fund drives
- Not eligible: Sponsorships, special events, dinners, galas
- Not eligible: Organizations based outside of Hawaii
- Not eligible: Projects taking place outside Hawaii that do not benefit Hawaii
Overview
Ko'olau Pilina Fund Grant
Status: ACTIVE
Funder: Harold K. L. Castle Foundation
Amount: US $3,000 - US $15,000
Last Updated: March 25, 2026
Summary
The Ko'olau Pilina Fund Grant, supported by the Harold K.L. Castle Foundation, aims to enhance community resilience in the Ko'olau region of Oʻahu. This grant prioritizes projects that align with community values and support for organizations serving Hawaii. Eligible applicants include nonprofits and public schools, with funding ranging from $3,000 to $15,000. The grant fosters grassroots initiatives through an open application process, empowering local communities to innovate and develop sustainable solutions.Overview
The Harold K.L. Castle Foundation is proud to continue to support the Ko‘olau Pilina Fund. Now in itʻs fourth year, the fund prioritizes projects specifically tailored to Ko‘olau communities on Oʻahu from Kahuku to Makapuʻu. The purpose of the Koʻolau Pilina Fund (the fund) is to build community resilience in the Koʻolau region and follows a participatory approach to grantmaking in which a committee made up of Ko‘olau community members will vet proposals through an open, rolling application process. The committee hopes to help derisk new ideas, scale promising ideas, help to build capacity in the region and progress grassroots community efforts.Eligibility
You can learn more about this opportunity by visiting the funder's website. Nonprofit organizations (recognized by the IRS as a 501(c)(3) and 509(a) public charity) or public schools The Harold K.L. Castle Foundation only funds organizations that serve the people of Hawaii.Ineligibility
The Harold K.L. Castle Foundation does not make grants to:Individuals or businesses Ongoing operating expenses (except for those few organizations the Foundation deems critical to the success of its overall strategies. The Foundation may also support a new project or organization needing start-up funding) Vehicles Computers Endowments Annual fund drives Sponsorships, special events, dinners, galas Organizations based outside of Hawaii Projects taking place outside Hawaii that do not benefit HawaiiWhat Harold KL Castle Foundation actually gave
Source: IRS Form 990-PF, 2024
- Grants in 2024
- 106
- Total given
- $6.89M
- Median grant
- $25K
- Range
- $500–$550K
- By dollars: Hawaii 83%, California 14%, District of Columbia 4%. Top recipient cities: Honolulu, HI; Kaneohe, HI; Kailua, HI.
- 2% of grants with a stated purpose were for general or operating support.
- 36% of recipients were new grantees, not repeat recipients.
Example grants
Social Finance Inc · Boston, CA
Proposal to serve as hawaii renewable learning fund manager [6086; pc]
$550K
University of Hawaii Foundation · Honolulu, HI
Soar higher - support for windward oahu schools to participate as a gear up 6-16 model…
$529K
Hawaii Community Foundation (HCF) · Honolulu, HI
Support for a second round of contributions to the holomua pooled fund whose goal is…
$500K
Kuaaina Ulu Auamo (Kua) · Kaneohe, HI
To support and strengthen this critically important backbone organization and its…
$500K
The Nature Conservancy of Hawaii · Honolulu, HI
Advancing community-based marine management to reach 30x30 goals [5660; pc]
$280K
Focus Areas & Funding Uses
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