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Hawaii Environment Grants

Explore 65 grant opportunities

Elsie H. Wilcox Foundation Grant
$500,000
Elsie H. Wilcox Foundation
Private
Rolling

Application Deadline

Not specified

Date Added

Jun 23, 2025

This grant provides funding to nonprofit organizations in Hawaii for programs that enhance community well-being in areas such as health, education, and the arts, with a focus on projects that directly benefit residents.

Community Development
Nonprofits
Sam and Mary Cooke Preservation Fund for Hawaiʻi
$10,000
National Trust for Historic Preservation
Private
Rolling

Application Deadline

Not specified

Date Added

May 21, 2025

This grant provides financial support for the preservation and enhancement of historic sites in Hawaiʻi, targeting public agencies and nonprofit organizations dedicated to safeguarding the state's unique cultural and architectural heritage.

Community Development
Nonprofits
Atherton Family Foundation Grant
$41,500
Atherton Family Foundation
Private

Application Deadline

Oct 1, 2026

Date Added

Jul 5, 2025

This grant provides financial support to nonprofit organizations in Hawai‘i that are working to improve community well-being across various sectors, including education, health, and the environment.

Community Development
Nonprofits
Holomua Marine Initiative Pāpio Grants
$10,000
Hawaii Community Foundation
Private
Rolling

Application Deadline

Not specified

Date Added

May 27, 2025

This funding opportunity supports nonprofit organizations and community groups in Hawaiʻi working on sustainable management and stewardship of nearshore marine resources through collaborative projects and initiatives.

Natural Resources
Nonprofits
Kauai Small Business Energy Efficiency Grant
$46,250
County of Kauai Office of Economic Development (OED)
Local

Application Deadline

Oct 31, 2026

Date Added

Jun 8, 2026

This funding initiative provides financial support to small businesses on Kauai for energy efficiency upgrades, helping to cover labor costs associated with implementing energy-saving technologies.

Energy
Small businesses
Youth Climate Action Fund
$4,999
Honolulu Office of Climate Change, Sustainability and Resiliency (Resilience Office)
Local

Application Deadline

Sep 7, 2026

Date Added

Sep 2, 2026

This funding opportunity supports youth aged 15 to 24 in Oahu to create and implement innovative climate projects that address local environmental challenges.

Environment
Nonprofits
Beach Grants
$9,737,000
U.S. Environmental Protection Agency (EPA)
Federal
Rolling

Application Deadline

Not specified

Date Added

Jul 21, 2025

This funding program provides financial support to states, territories, and Tribes for monitoring beach water quality and ensuring public safety from harmful pathogens during recreational activities.

Environment
State governments
WaterSMART Cooperative Watershed Management Program
$300,000
U.S. Department of the Interior (Bureau of Reclamation)
Federal

Application Deadline

Feb 15, 2028

Date Added

Jun 11, 2026

This funding opportunity provides financial support to grassroots watershed groups and organizations in the U.S. for collaborative planning and development of projects that improve water supply reliability, quality, and ecosystem resilience.

Natural Resources
Nonprofits
Harold K.L.Castle Foundation Grant Program
$4,000,000
The Harold K.L.Castle Foundation
Private
Rolling

Application Deadline

Not specified

Date Added

Sep 19, 2025

This grant provides funding to nonprofit organizations and public schools in Hawaii for projects that focus on public education, marine resource conservation, climate resiliency, and community strengthening in Windward Oahu.

Education
Nonprofits
East Maui Water Authority Grants Program
Contact for amount
Maui County East Maui Water Authority (EMWA)
Local

Application Deadline

Oct 1, 2026

Date Added

Aug 5, 2026

This program provides funding to organizations in Hawaii for projects that improve watershed health, promote community education, and support research in East Maui's water resource areas.

Natural Resources
Nonprofits
Puna Strong Collaboration Grants
$50,000
County of Hawai‘i
Local

Application Deadline

Not specified

Date Added

Sep 27, 2024

This funding opportunity provides financial support to nonprofit organizations in the Puna area of Hawai‘i to foster collaboration and enhance community resilience following the 2018 Kīlauea eruption.

Employment Labor and Training
Nonprofits
Green Building and Resilient Housing Grant
$100,000
County of Maui
Local

Application Deadline

Not specified

Date Added

Jul 30, 2024

This funding opportunity supports sustainable building projects and resilient housing designs, particularly those led by or benefiting women, youth, and traditional native Hawaiian practices.

Environment
Individuals
Robert F. Orr Charitable Foundation Grant Program for Nonprofit Organizations
Contact for amount
Robert F. Orr Charitable Foundation
Private
Rolling

Application Deadline

Jul 1, 2025

Date Added

Jun 7, 2024

The Robert F. Orr Charitable Foundation is currently accepting applications for grants dedicated to charitable, educational, and scientific purposes. While the foundation's broad mission encompasses these areas, specific grantmaking priorities guide its funding decisions. The foundation seeks to align its support with initiatives that demonstrate a clear commitment to positive societal impact, particularly within the states of Hawaii, Idaho, and Utah. The foundation's grantmaking priorities are divided into three core areas: Environment, Education, and Human Services. Within the Environment category, the foundation prioritizes causes and programs that foster environmental conservation and support restoration projects, aiming to preserve and improve natural ecosystems. For Education, the focus is on K-12 STEM programs and job training initiatives, with the goal of enhancing educational opportunities and workforce development. In Human Services, the foundation supports programs for disadvantaged persons and individuals with disabilities, striving to improve their quality of life and promote inclusivity. Target beneficiaries for these grants include environmental organizations working on conservation and restoration, educational institutions and programs serving K-12 students in STEM fields, and organizations providing job training or services to disadvantaged and disabled individuals. The overarching impact goals are to contribute to a healthier environment, a more educated and skilled workforce, and a more equitable society for vulnerable populations within the specified states. While the document does not explicitly detail "expected outcomes and measurable results" or the foundation's "strategic priorities and theory of change," the articulated priorities strongly suggest a belief in the power of targeted support to create tangible, positive change in these key areas. Organizations seeking funding must qualify as exempt under Section 501(c)(3) of the Internal Revenue Code. Applications are accepted through an online grant application form or an accessible alternative for assistive technology users. The deadline for applications is July 1, 2024. While the size of the grant and its duration are not specified, the foundation's commitment to these defined priorities indicates a strategic approach to philanthropy, aiming for meaningful, albeit not precisely quantified, outcomes through its funding.

Education
Nonprofits
Installation Natural Resource Management Plan Implementation Support to Navy Region Hawaii and Joint Base Pearl Harbor-Hickam, Oahu, Hawaii
$6,663,438
U.S. Department of Defense (Fort Worth District)
Federal

Application Deadline

Apr 27, 2026

Date Added

Mar 30, 2026

This funding opportunity provides financial support for organizations in specific CESU regions to assist the Navy in managing and protecting natural resources at military installations in Hawaii, focusing on environmental compliance and conservation efforts.

Natural Resources
Exclusive - see details
FY25 Bureau of Land Management Youth Conservation Corps- Bureau wide
$210,000
U.S. Department of the Interior (Bureau of Land Management)
Federal

Application Deadline

Jul 11, 2025

Date Added

Jun 11, 2025

This funding opportunity supports conservation projects that provide employment and training for young adults and veterans, helping them gain experience in environmental stewardship and resource management on public lands.

Natural Resources
State governments
Energy Program 2024-2025
$25,000
County of Hawaiʻi Department of Research and Development
Local

Application Deadline

Not specified

Date Added

Dec 16, 2024

This funding opportunity supports educational institutions, government agencies, and nonprofit organizations in Hawaiʻi to implement projects that improve energy efficiency, promote renewable energy, and enhance access to clean energy, particularly for disadvantaged communities.

Energy
For profit organizations other than small businesses
Community Development Block Grant Program 2025
$1,873,363
County of Maui
Local

Application Deadline

Not specified

Date Added

Oct 24, 2024

This program provides flexible funding to local governments to improve housing, infrastructure, and economic opportunities for low- and moderate-income individuals in their communities.

Community Development
Nonprofits
Youth, Environment & Community Grants
$50,000
The Healy Foundation
Private

Application Deadline

Not specified

Date Added

Aug 12, 2024

This grant provides unrestricted funding to nonprofit organizations in Hawaiʻi and Oregon focused on climate change, ecosystem protection, youth advocacy, education, or reducing childhood poverty.

Environment
Nonprofits
Schofield Barracks Vegetation Management and Berm Maintenance, Oahu, HI
$1,629,061
U.S. Department of Defense (Alaska District)
Federal

Application Deadline

Not specified

Date Added

Apr 4, 2025

This funding opportunity provides financial support for vegetation management and berm maintenance on military training lands in Hawaii, aimed at enhancing environmental compliance and safety for military operations, and is open to state and local governments, tribes, NGOs, and individuals.

Natural Resources
State governments
Young Pacific Leaders Conference and Regional Workshops
$100,000
U.S. Department of State (U.S. Mission to New Zealand)
Federal

Application Deadline

Aug 15, 2025

Date Added

Jul 18, 2025

This funding opportunity supports youth-led conferences and workshops across the Pacific region, aimed at empowering emerging leaders aged 25 to 40 to collaboratively tackle critical regional challenges in areas such as security, food supply, digital media, and public health.

International Development
Nonprofits