Energy Efficiency Grants for 501(c)(3) Public Charity

As of October 2026, Grantoria lists 26 Energy Efficiency Grants for 501(c)(3) Public Charity — 2 open right now, across 17 funding agencies. Award amounts range $25K to $62.5M. The next application deadline is November 20, 2026. All listings are free, with direct links to the official application.

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26total grants
2open now
17agencies
$25K–$62.5Mfunding range
Nov 20next deadline
OPEN 46 days left Hard to apply

Silicon Carbide Cladding Lead Test Rod Development-Phase 1

Silcon Carbide Cladding Lead Test Rod Development-Phase 1 Research, development, and fabrication of Silicon Carbide cladding specimens for research reactor insertion, irradiation, and post-irradiation examinations by…

🏛 Idaho Field Office 📋 CFDA 81.121 ⏰ Dec 7, 2026 💰 up to $62,500,000
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Energy Efficiency grants by state

California (68) Pennsylvania (11)

Energy Efficiency grants by applicant

Nonprofits (85) Small Business (SBA-defined) (77) Public Authority (74) Tribal Nation (58) Individuals (50) Public University (38) Private University (30) City / Municipal Government (27) 501(c)(3) Public Charity (26) County Government (21) Researcher (independent) (17) Low-income (15)

Frequently asked questions

How many energy efficiency grants for 501(c)(3) public charity are available?
Grantoria currently lists 26 energy efficiency grants for 501(c)(3) public charity, of which 2 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 November 20, 2026 — about 29 days away. Deadlines vary by program; open any grant to see its exact closing date and application window.
How much funding is available?
Award sizes range from $25K to $62.5M, 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 energy efficiency grants for 501(c)(3) public charity, 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.

The free database of U.S. federal grants for nonprofits and grant writers — updated daily from official sources, Grants.gov, SAM.gov and other official resources.

✓ 100% free   ✓ No account required   ✓ Direct links to official applications

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