As of September 2026, Grantoria lists 676 Clean Energy Grants — 34 open right now, across 116 funding agencies. Award amounts range $1K to $5B. The next application deadline is September 8, 2026. All listings are free, with direct links to the official application.
CRC Planning Grants will support planning activities to prepare communities to implement Community Resilience Centers. CRC Planning Grant activities should focus on preparing for a future…
An application may include rubberized pavement (hot-mix and chip seal) projects for roadways, Class 1 bikeways [as defined in Streets and Highways Code section 890.4(a)], greenways,…
🏛 Department of Resources Recycling and Recovery (California)⏰ Sep 10, 2026💰
$375,000 – $750,000
NIST is soliciting proposals from eligible applicants for research, prototyping, and commercial solutions that advance microelectronics technology in the U.S., to be considered for funding by…
🏛 National Institute of Standards and Technology📋 CFDA 11.042⏰ Sep 15, 2026💰
from $10,000,000
The Federal Transit Administration (FTA) announces the availability of approximately $589 million in competitive grants under the Low or No Emission Grant Program (Low-No Program) for…
Advancing Oil and Natural Gas Production and Delivery This Notice of Funding Opportunity (NOFO) is seeking proposals to advance cost-effective technologies for improving the efficiency, reliability,…
🏛 National Energy Technology Laboratory📋 CFDA 81.089⏰ Sep 22, 2026💰
$1 – $28,000,000
This grant opportunity will result in funding organizations to train certified nurse midwifery students to work in underserved communities. Such strategies shall incorporate the following elements:…
🏛 Department of Health Care Access and Information (California)⏰ Sep 23, 2026💰
$500,001 – $3,000,000
Plasma science is a transdisciplinary field of research where fundamental studies in many disciplines, including plasma physics, plasma chemistry, materials science, and space science, come together…
🏛 U.S. National Science Foundation📋 CFDA 47.050⏰ Sep 29, 2026
Illinois EPA Office of Energy is offering funding for energy efficiency projects at public buildings providing local government services. Eligible applicants include municipalities, counties, and other…
Rather than utilizing a set-aside within the standard MFSN Program, this NOFA operates independently and is tailored to meet the specific affordable housing needs of California…
🏛 Department of Housing and Community Development (California)⏰ Sep 30, 2026💰
$200,000 – $400,000
U.S. Advanced Nuclear Energy Licensing Cost-Share Grant Program The application deadline for current review cycle, anticipated selection notification date for the current review cycle, and anticipated…
Amendment 0006The purpose of this amendment is to extend the due date for acceptance of White Papers. All other terms and conditions remain unchanged. --------------------------------------------------------------Amendment 0005The…
🏛 Naval Research Laboratory📋 CFDA 12.300⏰ Sep 30, 2026
The opportunity for the Federal Aviation Administration (FAA) Center of Excellence for Alternative Jet Fuel and Environment (AJFE) was awarded in 2013 to the ASCENT cooperative…
The Pennsylvania Department of Environmental Protection is offering funding for clean, alternative fuel projects in Pennsylvania and investment in Pennsylvania’s energy sector. DEP receives funding each…
🏛 Pennsylvania Department of Environmental Protection⏰ Oct 7, 2026💰
up to $500,000
Early Infrastructure Projects fund heat-related infrastructure planning and a demonstration project that tests proposed approaches. Awards range from $750,000 to $1.2 million. Advanced Infrastructure Projects fund…
🏛 Governor’s Office of Land Use and Climate Innovation (California)⏰ Oct 13, 2026💰
$750,000 – $4,500,000
Grantoria currently lists 676 clean energy grants, of which 34 are open for applications right now. The database is refreshed daily from official federal sources (Grants.gov and SAM.gov).
When is the next deadline?
The next application deadline is September 8, 2026 — about 4 days away. Deadlines vary by program; open any grant to see its exact closing date and application window.
Who is eligible for clean energy grants?
Eligibility is set by each funding program, but clean energy grants in this category most often support: Nonprofits, Public Authority, Tribal Nation and Small Business (SBA-defined). Check each grant's eligibility summary for the exact applicant types and requirements.
How much funding is available?
Award sizes range from $1K to $5B, depending on the program and applicant. Each grant shows its specific funding range where the agency has published one.
Is Grantoria free to use?
Yes — Grantoria is completely free. No account or subscription is required to browse clean energy grants, view deadlines and eligibility, or reach the official application.
How do I apply?
Open any grant to see its full profile — eligibility, required documents, deadlines and a direct link to the official application on the funding agency's website. You apply through the federal portal; Grantoria simply helps you find the right opportunity.
About Clean Energy grants
Clean energy grants support innovative projects that advance renewable energy technologies, grid modernization, and sustainable infrastructure development. With 676 active grants listed in this category, funding opportunities come from leading agencies including the U.S. National Science Foundation and the Advanced Research Projects Agency Energy, which prioritize cutting-edge solutions for the energy transition.
Awards typically range from $150,000 to $11.5 million, with most grants requiring competitive applications. Universities and nonprofits are frequent recipients of research, capacity-building, and capital support. Many opportunities target underrepresented communities in the Caribbean, Pacific Islander, and Puerto Rican regions. To narrow your search, filter by recipient type, support category, and cost-sharing requirements, as 28% of grants involve matching funds.
