☀️ New Hampshire · 2025 data

Is solar worth it in New Hampshire?

At New Hampshire’s average rate of 23¢/kWh and about 1250 kWh per kW of panels a year, a typical home pays back its system in roughly 6.9 yrs after the 30% federal credit — then keeps saving. Run your own numbers below.

$ / mo
$ / watt
$
to pay back your system
System size
Net cost after 30%
Year-1 savings
25-yr net savings

Independent estimate for guidance only — not a quote or advice. High prices help; net metering credits exports near retail for residential systems.

What drives solar payback in New Hampshire

New Hampshire homeowners pay about 23¢/kWh, which is 6.2¢ above the national average. A rooftop here generates roughly 1250 kWh per kW each year — below the typical US figure. On exports, New Hampshire offers full retail net metering: High prices help; net metering credits exports near retail for residential systems.

A worked example

For a New Hampshire home with a $160/month power bill:

6.7 kW
System size needed
$14,024
Net cost after 30% credit
$1,920
First-year savings
$47,376
25-year net savings

Assumes 3.00 $/W installed before incentives. Your actual cost, roof and usage will differ — adjust the calculator above.

New Hampshire solar incentives

Every estimate here already includes the 30% federal Residential Clean Energy Credit. On top of that, New Hampshire homeowners may qualify for state, utility or SREC incentives that change often and vary by provider. For the current, authoritative list, check DSIRE’s New Hampshire programs, then type any rebate into the calculator to see how it shortens your payback.

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