Cost per watt of solar energy in rural areas

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 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 solar power cost in 2025?

Take control of your energy costs with solar power. Solar panels generate “free” electricity, but installing a system still costs money. A typical American household needs a 10-kilowatt (kW) system to adequately power their home, which costs $28,241 in 2025.

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?

What is cost per watt?

Cost per watt ($/W) represents the upfront price of your solar system divided by its total wattage capacity. This metric is essential for comparing quotes from different installers, as it normalizes pricing regardless of system size variations.

How much does a 10 kilowatt solar system cost?

Using an average of $3 per watt, this 10-kilowatt system costs $30,000 to be fully installed. Our example farm receives a REAP grant, which decreases costs by $15,000 (50% x $30,000). This leaves $15,000 in remaining costs.