How Much Do Solar Panels Cost? [2025 Data]
The average cost of installing a 7.6kW solar system on your roof is $23,100 before any incentives or tax credits, and most homeowners pay somewhere between $19,100 and
Solar panel installation cost averages $27,172 for a standard home, with most homeowners spending between $18,351 and $36,399. Prices vary based on system size, panel type, and installation complexity. Expect to pay $2.50 to $3.50 per watt installed, with larger systems offering better value per watt.
The average cost of installing a 7.6kW solar system on your roof is $23,100 before any incentives or tax credits, and most homeowners pay somewhere between $19,100 and $23,800.
Commercial solar installations are a great way for companies to lower energy costs. Generally, installing solar panels on businesses costs a bit less per watt because the systems are larger, but the total costs will be higher. In 2025, the average cost for commercial solar panels is just about $2.00 per watt.
According to studies by the U.S. Department of Energy, the all-in cost of a home solar panel system is between $2.74 to $3.30 per watt. 1,2,12 This figure includes the solar panels, the installation, and other expenses.
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