Join Solar
Homeowners can save $158 a month on average with solar.
Instantly discover how much you could save, then get matched with handpicked installers for your custom solar plan.
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Powered by WattBuy’s data & insights on energy usage, costs, incentives and more. Ask Sunny all your questions about solar panels, whenever you have them.
Ask Sunny anything (about solar)Join Solar Installation Costs
$4,291
Price Per kW
Nationwide Median
6.7 kW
Median System Size
Nationwide Median
Join Solar in the U.S.
45
Houses with solar panels by Join Solar
11,209 kWh
Energía generada por un sistema de tamaño promedio
$8,626
Median federal incentive for new installation
Join Solar in California
Here are some numbers showing Join Solar’s statistics in California and how much it costs to install solar panels with Join Solar on median.
45
Houses with solar panels by Join Solar
$4,291
Median price per kW
6.7 kW
Median system size
11,209 kWh
Energía generada por un sistema de tamaño promedio
$8,626
Median federal incentive for new installation
Show Cities
14
Houses with solar panels by Join Solar
$4,125
Median price per kW
5.9 kW
Median system size
10,842 kWh
Energía generada por un sistema de tamaño promedio
$7,301
Median federal incentive for new installation
12
Houses with solar panels by Join Solar
$3,815
Median price per kW
7.6 kW
Median system size
13,212 kWh
Energía generada por un sistema de tamaño promedio
$8,697
Median federal incentive for new installation
4
Houses with solar panels by Join Solar
$3,780
Median price per kW
5.4 kW
Median system size
8,219 kWh
Energía generada por un sistema de tamaño promedio
$6,123
Median federal incentive for new installation
Other cities in California serviced by Join Solar: