Solar Panels in 04101 Portland, ME
04101 Portland receives 3.7 hrs of peak sun daily. A 6kW system saves $1,756/year with a 7.9-year payback.
Peak Sun Hours
3.7 hrs
per day
6kW System Cost
$19,800
before incentives
Annual Savings
$1,756
per year
Annual Production
6,660
kWh/year
Payback Period
7.9 years
estimated
CO2 Offset
4 tons
per year
Solar Cost Breakdown for 04101
| Item | Amount |
|---|---|
| 6kW System Cost | $19,800 |
| Federal Tax Credit (30%) | -$5,940 |
| Net Cost (after federal credit) | $13,860 |
| Annual Savings | $1,756/yr |
| 20-Year Net Savings | $21,260 |
Other ZIP Codes in Maine
Frequently Asked Questions
How much do solar panels cost in 04101 Portland?
A 6kW solar system in 04101 Portland costs approximately $19,800 before the 30% federal tax credit. After the credit, net cost is approximately $13,860.
How much will I save with solar in 04101?
Homeowners in 04101 can save approximately $1,756 per year with a 6kW system, producing 6,660 kWh annually. Over 20 years, total savings are approximately $21,260.
How much sun does 04101 Portland get?
04101 Portland averages 3.7 peak sun hours per day, which determines solar panel output. A 6kW system here produces approximately 6,660 kWh per year.
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Data verified March 2026 · Source: NREL, DSIRE, EIA