Is Solar Worth It in New Hampshire?
Yes — solar is financially attractive in New Hampshire.
Net metering and state programs support payback in 7–10 years.
Average Cost of Solar in New Hampshire (2026)
The total cost of a residential solar system depends on system size, roof type, and installer pricing.
Typical 6–8 kW system:
- Average cost before incentives: $16,000 – $24,000
- Federal tax credit (30%): -$4,800 – $7,200
- Average net cost after federal credit: $11,200 – $16,800
The federal 30% Residential Clean Energy Credit is administered through the Internal Revenue Service.
Typical systems are 6–8 kW.
Solar Incentives in New Hampshire
1. Federal Solar Tax Credit (30%)
30% of installation costs deductible from federal taxes.
2. Net Metering
New Hampshire has net metering; credits for excess generation.
3. State & Utility
Check DSIRE for current state and utility incentives.
Electricity Rates in New Hampshire
New Hampshire rates are often above the national average.
A typical New Hampshire homeowner spends $1,800–$2,600 per year on electricity.
Solar can offset most or all of this cost.
Payback Period in New Hampshire
Most homeowners see:
- Payback period: 7–10 years
- 25-year savings: $28,000–$58,000+
Savings depend on roof orientation, local utility rates, system size, and financing method.
Best Cities for Solar in New Hampshire
Solar performs well statewide, but adoption is strongest in:
- Manchester
- Nashua
- Concord
- Derry
- Dover
Suburban homes with south-facing roofs tend to achieve the highest ROI.
Is Solar Worth It in New Hampshire? (Summary)
Solar makes the most sense if:
- You plan to stay 7+ years
- Your roof gets good sun
- Your bills exceed $150/month
- You qualify for the federal tax credit
Solar is a strong fit for most New Hampshire homeowners.
How to Calculate Your New Hampshire Solar Savings
Every home is different.
To get a personalized estimate, use the calculator on this page: enter your ZIP, monthly bill, and optional system size to see projected savings and payback.