Solar panels cost $12,000-$32,000 before incentives. After the 30% federal tax credit, most homeowners pay $8,400-$22,400. Full pricing breakdown.
Solar panel costs have dropped over 70% in the past decade. With the 30% federal Investment Tax Credit (ITC) extended through 2034, solar is more affordable than ever. Here are 2026 costs by system size.
6 kW System (small home)
8 kW System (average home)
12 kW System (large home)
After 30% Federal Tax Credit (8 kW)
Based on electricity usage. A typical US home uses 10,500 kWh/year and needs an 8-10 kW system.
Standard panels (19-20%) are cheapest. Premium panels (22%+) cost more but generate more per square foot.
If your roof needs replacement within 10 years, do it before solar. Removing and reinstalling panels costs $1,500-$3,000.
Many states offer additional rebates, SRECs, or property tax exemptions that reduce net cost by 10-30% beyond the federal credit.
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The average payback period is 6-10 years depending on electricity rates, sun exposure, and incentives. After payback, the electricity is essentially free for the remaining 15-20 years of panel life.
Studies show solar panels add approximately $15,000-$20,000 to home value on average, roughly equal to the net cost of the system.
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