How much does solar installation cost?

On the high end, we talked to a solar customer in Hawaii who spent $100,000 going solar. Dion in Nevada said their 10-kW system cost about $20,000, which is about the national average price for a 7-kW system. What else affects solar installation costs?

How much do solar panels cost?

The price of solar panels changes depending on where you live, but the average for installation is just under $29,000 or $2.75 per watt. On the high end, we talked to a solar customer in Hawaii who spent $100,000 going solar. Dion in Nevada said their 10-kW system cost about $20,000, which is about the national average price for a 7-kW system.

How much does a solar system cost per watt?

As of publishing, the average cost per watt is $2.84. Most solar companies set the price according to the solar system's wattage. A solar installation's “cost per watt” is a little like the “price per square foot” when you buy a house. It helps compare the value of solar energy systems in different sizes.

How much does a solar inverter cost?

Inverter: A solar inverter converts the generated DC electricity into AC electricity that can be used to power your home. The cost of an inverter depends on its size and efficiency, but these devices typically cost between $1,000 and $3,000. Mounting system: This is what holds rooftop solar panels in place.

How much does it cost to clean solar panels?

Solar panels require very little upkeep. If you’re able to clean the solar panels yourself, the only maintenance cost will be the water used to hose them down. If you hire a professional to clean your solar panels, it will cost around $100 to $350, on average.

How much does a solar system save on energy costs?

On average, homeowners with a complete solar system save $41,000 to $62,000 on total avoided energy costs over 25 years. It all depends on what your local utility charges for electricity, according to Robert Flores, a solar expert at The University of California, Irvine’s Clean Energy Institute.