Solar Panels in 03801 Portsmouth, NH
03801 Portsmouth receives 3.8 hrs of peak sun daily. A 6kW system saves $1,763/year with a 8-year payback.
Peak Sun Hours
3.8 hrs
per day
6kW System Cost
$20,100
before incentives
Annual Savings
$1,763
per year
Annual Production
6,840
kWh/year
Payback Period
8 years
estimated
CO2 Offset
4.1 tons
per year
Solar Cost Breakdown for 03801
| Item | Amount |
|---|---|
| 6kW System Cost | $20,100 |
| Federal Tax Credit (30%) | -$6,030 |
| Net Cost (after federal credit) | $14,070 |
| Annual Savings | $1,763/yr |
| 20-Year Net Savings | $21,190 |
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Frequently Asked Questions
How much do solar panels cost in 03801 Portsmouth?
A 6kW solar system in 03801 Portsmouth costs approximately $20,100 before the 30% federal tax credit. After the credit, net cost is approximately $14,070.
How much will I save with solar in 03801?
Homeowners in 03801 can save approximately $1,763 per year with a 6kW system, producing 6,840 kWh annually. Over 20 years, total savings are approximately $21,190.
How much sun does 03801 Portsmouth get?
03801 Portsmouth averages 3.8 peak sun hours per day, which determines solar panel output. A 6kW system here produces approximately 6,840 kWh per year.
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Data verified March 2026 · Source: NREL, DSIRE, EIA