The average cost of solar panel installation in California is $2.73 per watt, or $20,475 for a 7.5 kW system. However, costs can range from $2.45 to $3.05 per watt, depending on the installer and equipment used.
The California Energy Commission estimates that the average cost of solar panel installation in the state is around $18,000 to $25,000 for a typical residential system, or approximately $2.50 to $3.50 per watt.
According to our data, the average cost of solar panel installation per kilowatt in California is $2,800. This translates to a total cost of $21,000 for a 7.5 kW system, before incentives and rebates.
Researchers at the National Renewable Energy Laboratory have identified strategies to reduce solar panel installation costs in California, including streamlining permitting processes and promoting community solar programs.
The Solar Energy Industries Association provides an overview of solar incentives and rebates available in California, including the federal solar investment tax credit and state-level rebates, which can help reduce the upfront cost of solar panel installation.
Use our solar panel installation cost calculator to estimate the cost of a solar panel system for your California home, based on your energy usage and system size requirements.
Wood Mackenzie forecasts that the California solar market will continue to grow in 2024, driven by declining solar panel costs and increasing demand for renewable energy. The average cost of solar panel installation per kilowatt is expected to remain stable, around $2,800.
The University of California, Davis, provides a comprehensive guide to solar panel installation for California homeowners, covering topics such as system sizing, financing options, and installation costs, which can range from $15,000 to $30,000 or more, depending on the system size and equipment used.