Solar Panel Cost in New Hampshire
Average costs, savings estimates, and incentives for New Hampshire homeowners — plus free installer quotes.
Solar in New Hampshire: Overview
New Hampshire homeowners who go solar can expect to pay around $26,000 for a typical 8.7 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 $1,500, the typical payback period in New Hampshire is 12.1 years. Over 25 years, that represents a return on investment of approximately $19,300.
New Hampshire's sun score of 58/100 reflects the region's solar irradiance. The state also offers NH Saves rebates, which can further reduce your upfront costs.
Solar Incentives in New Hampshire
Expired December 31, 2025 — no longer available for new residential installs
State-specific program for New Hampshire residents
Many states exempt solar from property tax assessments
Sell excess power back to the grid at retail rates
Frequently Asked Questions — Solar in New Hampshire
How much do solar panels cost in New Hampshire?
The average solar installation in New Hampshire costs approximately $26,000 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 New Hampshire?
New Hampshire homeowners save an average of $1,500 per year on electricity with solar. Over 25 years, that's a potential return of $19,300 after accounting for your net system cost.
What solar incentives are available in New Hampshire?
New Hampshire offers NH Saves rebates. 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 New Hampshire?
Based on average costs and savings, the typical payback period in New Hampshire is approximately 12.1 years. After payback, your solar panels continue generating free electricity for 15–20+ more years.
Is solar worth it in New Hampshire?
With a sun score of 58/100 and average annual savings of $1,500, solar is a good investment in New Hampshire. The NH Saves rebates further improves the economics.