SunPowerPeek

New Hampshire vs Texas Solar Comparison

Texas gets more sun (5.3 hrs/day) while New Hampshire has the faster payback (7.2 years).New Hampshire offers higher 20-year savings at $44,600.

New Hampshire

3.7 hrs

7.2yr payback

$44,600

20yr savings

Texas

5.3 hrs

8yr payback

$38,400

20yr savings

Side-by-Side Comparison

MetricNew HampshireTexas
Peak Sun Hours3.7 hrs5.3 hrs
Cost per Watt$3.35$2.80
6kW System Cost$20,100$16,800
Federal Tax Credit30%30%
State Tax CreditNoneNone
State RebateNoneNone
Net MeteringFull Net MeteringPartial Net Metering
Electricity Rate25.78¢/kWh15.06¢/kWh
Payback Period7.2 years8 years
20-Year Savings$44,600$38,400

Verdict

New Hampshire is the better state for solar ROI with $44,600 in 20-year savings and a 7.2-year payback period. Texas has more sun exposure at 5.3 hrs/day, making it ideal for maximum energy production. Both states qualify for the 30% federal solar tax credit.

Frequently Asked Questions

Is solar better in New Hampshire or Texas?

Texas gets more sun (5.3 peak hours/day vs 3.7). New Hampshire has a faster payback (7.2 years) and New Hampshire offers higher 20-year savings ($44,600).

How do solar costs compare between New Hampshire and Texas?

A 6kW system costs $20,100 in New Hampshire vs $16,800 in Texas before incentives. Both qualify for the 30% federal tax credit.

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Data verified March 2026 · Source: NREL, DSIRE, EIA