Solar Panels in New Hampshire: Cost, Savings & Incentives (2026)
How much do solar panels cost in New Hampshire in 2026? Typical 8.0 kW system: $16,800 after 30% ITC, 12.3-year payback, 4.2 sun hrs/day, 21.9¢/kWh. Free calculators.
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New Hampshire solar decision guides
Data hub — jump to in-depth sizing, bill-based, or policy guides. This page stays focused on rates & incentives.
New Hampshire solar snapshot (2026)
A 8 kW system in New Hampshire produces roughly 9,811 kWh/year at 4.2 peak sun hours and 21.9¢/kWh — saving about $2,148/year with ~7-year payback after the 30% ITC.
| Cost item | Amount |
|---|---|
| System cost (8 kW) | $24,000 |
| Federal 30% ITC | −$7,200 |
| Net cost after ITC | $16,800 |
| Est. annual savings | $2,148/yr |
| 25-year net profit (est.) | $36,900 |
Get at least 3 installer quotes — pricing varies up to 30% within the same state.
New Hampshire solar incentives
Federal ITC — 30%
All US homeowners qualify for the 30% federal Investment Tax Credit through 2032. On a $24,000 system, that's a $7,200 dollar-for-dollar tax credit.
New Hampshire state programs
New Hampshire's Residential Renewable Electrical Generation Rebate Program provides rebates of up to $0.20/W (capped at $1,000) for solar PV systems. New Hampshire also has a strong net metering law and a Renewable Portfolio Standard. The NH PACE program offers financing for energy improvements.
Is solar worth it in New Hampshire?
High electricity rates (21.9¢/kWh) often offset New Hampshire's moderate sun hours for faster payback. Use the calculators above for a bill-specific estimate, or open a decision guide below for sizing by monthly bill or home sq ft.
Frequently asked questions
Direct answers for US homeowners in New Hampshire.