How much does a 10 kW solar panel cost?

On average, a 10 kW solar panel system costs $25,400, according to real-world quotes on the EnergySage Marketplace from 2025 data. However, your price may differ—solar costs can vary significantly from state to state. The table below should give you an idea of what you can expect to pay for a 10 kW solar panel system in your state.

What is a 10 kW solar panel system?

A 10 kW solar panel system is a photovoltaic (PV) system with a total capacity of 10 kilowatts (kW). In this context, “capacity” means that at its peak performance, a 10kW solar panel system can produce 10 kilowatts of power. But do you always get this level of performance?

How much electricity does a 10 kW solar system produce?

Depending on where you live, you can expect the system to produce between 11,000 and 15,000 kWh of electricity every year! You need about 25 average-sized solar panels and 440 square feet of roof space for a 10 kW solar installation. Read on to find out more about 10 kW solar panel systems and if it’s the right size for you!

How many panels are needed for a 10 kW solar system?

How Many Panels Are Needed in a 10 kW Solar System? The number of photovoltaic (PV) solar panels needed for a 10 kW system ranges from 28 to 40 panels depending on the type of solar panel you choose.

Can a 10 kilowatt solar system save you money?

If you've been considering solar, you're probably curious about costs —and maybe a little envious of neighbors who've already made the switch and are enjoying lower electric bills. A 10 kilowatt (kW) solar panel system can help power your home while reducing monthly utility costs.

How much does an off grid 10kW Solar System cost?

The average cost of an off grid 10kW solar system is $19,000. This price includes the cost of installation and the panels themselves. However, it does not include the cost of batteries, which can range from $2,000 to $10,000 depending on the type and size of battery you choose.