Best Green Infrastructure Grants in Delaware

Delaware 501(c) nonprofit organizations and public libraries seeking to install solar energy systems can receive up to US $500,000 for panels, installation, utility upgrades, and related components. Sustainable Energy Utility supports projects that advance solar, renewable energy, and green infrastructure across Delaware, including roof, ground, or carport-mounted systems, subject to local utility constraints.

Coastal conservation and resilience organizations in Delaware and other eligible coastal areas can seek major funding to design and implement nature-based green infrastructure projects, such as living shorelines, marsh restoration, and dune systems. The National Fish and Wildlife Foundation’s National Coastal Resilience Fund awards US $1,000,000 - US $10,000,000 for projects that protect communities while enhancing fish and wildlife habitat.

Nonprofit 501(c)(3) organizations in Delaware with at least three years of operation and a $100,000+ budget can seek funding for workforce skills, youth development, inclusive prosperity, and environmental sustainability projects. RBC Foundation USA provides support for programs that build job readiness, expand access to community resources, and advance net-zero, climate-focused initiatives, which may include green infrastructure efforts.

Community-based, tax-exempt or fiscally sponsored organizations in the Mid-Atlantic, including Delaware, can seek funding to develop workforce programs in community forestry and green infrastructure. Focused on environmental justice, Chesapeake Bay Trust backs training, apprenticeships, and career pathways in tree planting, maintenance, and related green jobs for historically excluded communities, with awards up to US $200,000.

The Community Forest and Open Space Conservation Program, offered by the USDA Forest Service, aims to support Indian Tribes, local governments, and qualified non-profits in acquiring private forest lands to establish community forests. This competitive grant program focuses on protecting forestland from non-forest uses while enhancing public access and community benefits such as recreation and education. Applications are due by October 13, 2026, requiring coordination with State Foresters or Tribal officials.

Emerging Leaders Program alumni working on conservation and green infrastructure in Delaware can receive US $500 to support professional development, membership, conference fees, or similar career-building costs. The Soil and Water Conservation Society recognizes graduates who are current members, actively engaged in SWCS activities, and demonstrating leadership in conservation efforts.

U.S.-incorporated 501(c)(3) organizations implementing multidisciplinary environmental projects can use these grants to advance green infrastructure, renewable resources, and related sustainability initiatives, including in Delaware. Grants from Renewable Natural Resources Foundation help fund collaborative, evidence-based projects in areas like water quality, soil health, air quality, and sustainable infrastructure, with awards ranging from US $50,000 - US $200,000.

Renewable Natural Resources Foundation provides Delaware green infrastructure and environmental organizations with planning and small grants up to US $50,000 for collaborative projects. U.S.-incorporated 501(c)(3) leads working on areas like renewable energy, water quality, soil health, or recycling with multidisciplinary partners, including at least one from an RNRF member organization, may be eligible.

Delaware green infrastructure and climate-focused 501(c)(3) organizations can access funding through Mayer and Morris Kaplan Foundation to reduce fossil fuel demand, influence climate and clean energy policy, or advance climate change education for youth. Eligible U.S.-based nonprofits may request general operating or program-specific support for research, advocacy, legal strategies, or innovative education initiatives.

Nonprofit 501(c)(3) organizations working on green infrastructure, clean drinking water, or sustainable energy in Delaware and across the U.S. can apply for Park Foundation environment grants. Grants support policy development, advocacy, organizing, corporate responsibility, and investigative reporting focused on drinking water protection and reducing reliance on fossil fuels, particularly natural gas.

Graduate students researching drinking water quality, environmental science, or public health can receive US $3,000 to advance projects with timely, actionable outcomes for the water industry. Focused on water-related challenges, American Water Works Association invites researchers, including those studying green infrastructure and clean water issues in Delaware, to apply for this scholarship opportunity.

Tribal governments and communities pursuing renewable energy and green infrastructure projects across the U.S. can apply for up to US $100,000 to build solar capacity and workforce development. Grants from GRID Alternatives’ Tribal Solar Accelerator Fund help tribal entities, including those serving Delaware, plan, finance, and implement solar projects that enhance energy sovereignty, resilience, and job opportunities.

Delaware green infrastructure and climate-focused startups can access funding through Exelon Foundation’s Climate Change Investment Initiative to advance mitigation, resilience, and adaptation solutions in Exelon service territories. For-profit ventures whose work benefits Wilmington or other eligible markets may receive equity investment plus in-kind support such as expertise, networking, and regulatory and financial guidance.

Delaware green infrastructure and coastal conservation organizations working within eligible National Estuary Program (NEP) watershed areas can seek US $200,000 - US $500,000 for projects addressing estuary health and resilience. Restore America’s Estuaries, with EPA support, funds efforts such as habitat restoration, stormwater management, harmful algal bloom response, and climate resilience in NEP-designated estuaries nationwide.

Delaware green infrastructure and environmental nonprofits can access funding through the Jesse W Couch Charitable Foundation’s Storytelling Grant to share the impact of their work through compelling media and narratives. Eligible 501(c)(3) and aligned for-profit organizations working in areas like green infrastructure, conservation, and wellness may receive more than US $50,000 to elevate their stories.

Local governments, nonprofits, and community partners in Delaware’s Chesapeake Bay watershed can seek Chesapeake Bay Trust funding for green streets, green infrastructure, community greening, and urban tree canopy projects. Grants up to US $175,000 support planning, design, construction, and related white papers that reduce stormwater runoff, expand green space, and improve local water quality and livability.

Delaware community organizations, nonprofits, local governments, and Keep America Beautiful affiliates can access funding to revitalize and beautify areas along or near Martin Luther King Jr. corridors. These MLK Corridor Community Grants from Keep America Beautiful support projects like green spaces, community gardens, public art, and cleanup efforts that may incorporate green infrastructure elements.

Nonprofits, local governments, KAB affiliates, and community groups in Delaware can apply for Keep America Beautiful’s Cigarette Litter Prevention Program grants, awarding US $5,000 - US $20,000 for cigarette litter receptacles, marketing, and program administration. Projects that expand to new communities or use CLPP as a clean water strategy may particularly benefit green infrastructure efforts.

Non-governmental and not-for-profit organizations running climate action projects in Delaware and across eligible Americas countries can seek support for two-year initiatives contributing to the UN Sustainable Development Goals. HCL Technologies’ HCLTech Grant backs scalable efforts like green infrastructure, clean energy, biodiversity, and climate risk reduction, with awards up to US $500,000 for direct project implementation.

The NFL Foundation Grassroots Program, in partnership with the Local Initiatives Support Corporation (LISC), aims to enhance the quality, safety, and accessibility of community football fields. With grants up to $250,000, this initiative addresses the critical lack of safe recreation spaces in low-income neighborhoods, ensuring children and adults have access to well-maintained facilities for gathering and exercise, ultimately fostering community health and well-being.