Solar Panel Cost in Delaware
Average costs, savings estimates, and incentives for Delaware homeowners — plus free installer quotes.
Solar in Delaware: Overview
Delaware homeowners who go solar can expect to pay around $25,000 for a typical 8.3 kW system before incentives. Note: the 30% federal residential solar tax credit expired December 31, 2025. State and local incentives may still reduce your net cost.
With average annual electricity savings of $1,400, the typical payback period in Delaware is 12.5 years. Over 25 years, that represents a return on investment of approximately $17,500.
Delaware's sun score of 67/100 reflects the region's solar irradiance. The state also offers SREC market, which can further reduce your upfront costs.
Solar Incentives in Delaware
Expired December 31, 2025 — no longer available for new residential installs
State-specific program for Delaware residents
Many states exempt solar from property tax assessments
Sell excess power back to the grid at retail rates
Frequently Asked Questions — Solar in Delaware
How much do solar panels cost in Delaware?
The average solar installation in Delaware costs approximately $25,000 before incentives. Note: the 30% federal residential solar tax credit expired December 31, 2025. State and local incentives may still apply in your area. Prices vary by system size, installer, and equipment quality.
How much can I save with solar in Delaware?
Delaware homeowners save an average of $1,400 per year on electricity with solar. Over 25 years, that's a potential return of $17,500 after accounting for your net system cost.
What solar incentives are available in Delaware?
Delaware offers SREC market. Note: the federal 30% residential ITC expired December 31, 2025. Check with your utility company for additional rebates and state programs.
How long is the solar payback period in Delaware?
Based on average costs and savings, the typical payback period in Delaware is approximately 12.5 years. After payback, your solar panels continue generating free electricity for 15–20+ more years.
Is solar worth it in Delaware?
With a sun score of 67/100 and average annual savings of $1,400, solar is a good investment in Delaware. The SREC market further improves the economics.