Solar Panel Cost in

Updated 2/5/2022

How much do solar panels cost in Delaware in 2022?

As of March 2022, the average solar panel cost in Delaware is $2.40/W. Given a solar panel system size of 5 kilowatts (kW), an average solar installation in Delaware ranges in cost from $10,200 to $13,800, with the average gross price for solar in Delaware coming in at $12,000. After accounting for the 26% Federal Investment Tax Credit (ITC) and other state and local solar incentives, the net price you'll pay for solar can fall by thousands of dollars.

Importantly, these costs are typical for solar shoppers comparing solar quotes on the EnergySage Marketplace. When you compare quotes for solar panels on EnergySage's competitive solar marketplace, you can expect to see prices up to 20% lower than working with a single solar company. Read our updated article on the cost of solar panels to compare solar panel costs across states and by panel brand.

Average solar panel cost by system size in Delaware

System Size System Cost System Cost (after ITC)
3 kW $7,200 $5,328
4 kW $9,600 $7,104
5 kW $12,000 $8,880
6 kW $14,400 $10,656
7 kW $16,800 $12,432
8 kW $19,200 $14,208
9 kW $21,600 $15,984
10 kW $24,000 $17,760

2022 average solar panel cost graph in Delaware

for a 5kW system

Great Price
$10,200 or less
Market Average
Above Market
$13,800 or more

Solar installation costs do not include the 26% Federal Investment Tax Credit or local incentives. Learn more about local DE incentives, tax credits & rebates.

Payback Period

9.74 Years

20-Year Savings


Cost per Watt


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