Is Solar Worth It in South Portland, ME? (2026 Analysis)
Detailed solar ROI analysis for South Portland, Maine. With 4 peak sun hours and electricity at $0.19/kWh, here is what you can expect from going solar.
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20-Year Solar Savings Projection for South Portland
This projection is based on a 7 kW system with 4 peak sun hours and $0.19/kWh electricity rate.
| Period | Cumulative Savings | Net Position | Status |
|---|---|---|---|
| Year 1 | $1,942 | $-8,558 | Paying off |
| Year 2 | $3,884 | $-6,616 | Paying off |
| Year 3 | $5,826 | $-4,674 | Paying off |
| Year 4 | $7,768 | $-2,732 | Paying off |
| Year 5 | $9,710 | $-790 | Paying off |
| Year 7 | $13,594 | $3,094 | Profitable |
| Year 9 | $17,478 | $6,978 | Profitable |
| Year 11 | $21,362 | $10,862 | Profitable |
| Year 16 | $31,072 | $20,572 | Profitable |
| Year 20 | $38,840 | $28,340 | Profitable |
Estimates assume stable electricity rates. Actual savings may increase as rates rise.
Explore Solar Financing for South Portland
$0 down options available. Own your system and claim the 30% federal tax credit. Save up to $1,942/year.
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Solar Investment Breakdown for South Portland
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Local Solar Incentives in South Portland
Local Programs: Federal ITC plus applicable state and local incentives
Electricity Trend: Rates in South Portland are currently increasing. Solar locks in your energy costs and provides a hedge against future rate increases.
State Incentives: Maine offers net metering (full). See all Maine incentives.
Financing Options for South Portland Homeowners
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Best Solar Providers in South Portland
| Provider | Type | Highlight | Rating | Action |
|---|---|---|---|---|
| EnergySage | Marketplace | Compare South Portland installers | 4.8/5 | Get Quotes |
| Sunrun | Installer | $0 down solar in ME | 4.5/5 | View Plans |
| SunPower | Premium | Highest efficiency panels | 4.6/5 | Get Quote |
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Frequently Asked Questions
Your Local Utilities in Maine
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