Solar Panel Cost in Rhode Island
Average costs, savings estimates, and incentives for Rhode Island homeowners — plus free installer quotes.
Solar in Rhode Island: Overview
Rhode Island homeowners who go solar can expect to pay around $27,000 for a typical 9 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 $1,800, the typical payback period in Rhode Island is 10.5 years. Over 25 years, that represents a return on investment of approximately $26,100.
Rhode Island's sun score of 62/100 reflects the region's solar irradiance. The state also offers RI Renewable Energy Fund, which can further reduce your upfront costs.
Solar Incentives in Rhode Island
Expired December 31, 2025 — no longer available for new residential installs
State-specific program for Rhode Island residents
Many states exempt solar from property tax assessments
Sell excess power back to the grid at retail rates
Frequently Asked Questions — Solar in Rhode Island
How much do solar panels cost in Rhode Island?
The average solar installation in Rhode Island costs approximately $27,000 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 Rhode Island?
Rhode Island homeowners save an average of $1,800 per year on electricity with solar. Over 25 years, that's a potential return of $26,100 after accounting for your net system cost.
What solar incentives are available in Rhode Island?
Rhode Island offers RI Renewable Energy Fund. 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 Rhode Island?
Based on average costs and savings, the typical payback period in Rhode Island is approximately 10.5 years. After payback, your solar panels continue generating free electricity for 15–20+ more years.
Is solar worth it in Rhode Island?
With a sun score of 62/100 and average annual savings of $1,800, solar is a good investment in Rhode Island. The RI Renewable Energy Fund further improves the economics.