All of Delaware · Loan
Residential Solar Loan (Energize Delaware)
Run by Energize Delaware (Delaware Sustainable Energy Utility)
Low-interest loan of $5,000 to $50,000 at 3.9% for up to 15 years for homeowner-owned solar installed by a participating contractor.
Amounts
How much you get
Loans of $5,000 to $50,000, up to 100% of eligible project cost, at 3.9% interest for up to 15 years.
Eligibility
Do I qualify?
You need to meet all 4 of these.
Your home is in Delaware.
Credit-qualified Delaware residents who own the home and the solar system.
Single-family home or duplex.
Installed by a participating contractor and designed to meet Green Grant Delaware orientation, tilt and shading rules.
What to doUse a participating solar contractor. Get a quote from a contractor
Equipment
What equipment counts
Applying
How to apply
You apply online.
- Pick a participating contractor.
- Apply for the solar loan.
Call 866-648-1857 for guidance.
Questions about applying866-648-1857
Stacking
Use it with
You can get these too. Utility programs are for that utility’s customers, so use the one for your utility.
Delmarva Power customers, Delaware
Green Energy Program (Delmarva Power customers)
Up to $10,000
DNREC grants for Delmarva Power customers who install solar panels ($0.80 per watt, up to $10,000 for homes), geothermal heat pumps, solar water heating or small wind, through an approved contractor.
Checked Oct 25, 2026
Delaware Electric Cooperative customers, Delaware
Solar Grant for Delaware Electric Cooperative Members
Amount not published
Delaware Electric Cooperative members who haven't had a co-op solar grant before can apply for one through Energize Delaware's portal. Grant limits aren't published online.
Checked Oct 25, 2026
Your address
Next steps
Check that it covers your address. Then, if you want, ask for a contractor quote.
Is it available at your address?
Before anything else
Your quote request is in If a contractor we work with serves your ZIP, they can contact you. We take one request per person; contact us to change it.
Get an email if this program changes
We'll write if its amount, status or deadline changes. Nothing else.
FAQ
Questions
How much does Residential Solar Loan (Energize Delaware) pay?
Up to $50,000 loan.
Do renters qualify?
Credit-qualified Delaware residents who own the home and the solar system.
Do I have to use a contractor?
Yes. Installed by a participating contractor and designed to meet Green Grant Delaware orientation, tilt and shading rules.
Can I combine it with other rebates?
Yes, with Green Energy Program (Delmarva Power customers) and Solar Grant for Delaware Electric Cooperative Members. See Use it with.
Is it still available?
Yes. It was open when we last checked, on October 25, 2026.
Plain words
Words used on this page
References
Sources
This page is built from these official pages, run by the program itself.
When one of these pages changes, we re-check this page against it.
Nearby
More in Delaware
All of Delaware
Low- to Moderate-Income (LMI) Solar Program
Up to 100% off
Free solar (up to 4.0 kW) for low-income Delaware homeowners who go through Weatherization, or solar with 70% paid (up to 6.0 kW) for moderate-income homeowners, in any utility territory.
Checked Oct 25, 2026
Delmarva Power customers, Delaware
Solar + Storage Pilot Program (Delmarva Power customers)
Up to $6,000
$250 per kWh, up to $6,000, for a home battery paired with solar, for Delmarva Power customers. Part of DNREC's Green Energy Program.
Checked Oct 25, 2026
All of Delaware
SREC Delaware Procurement Program
Amount varies
Owners of solar systems can bid to sell their Solar Renewable Energy Credits (one per 1,000 kWh produced) to Delmarva Power under multi-year contracts, through yearly solicitations run by Energize Delaware.
Checked Oct 25, 2026