Solar Panels in
Benton County, WA

Updated 6/8/2019

How much do solar panels cost in Benton County, WA in 2019?

As of November 2019, the average solar panel cost in Benton County, WA is $2.80/W. Given a solar panel system size of 5 kilowatts (kW), an average solar installation in Benton County, WA ranges in cost from $11,900 to $16,100, with the average gross price for solar in Benton County, WA coming in at $14,000. After accounting for the 30% 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.

Average solar panel cost by system size in Benton County, WA

System Size System Cost System Cost (after ITC)
3 kW $8,400 $5,880
4 kW $11,200 $7,840
5 kW $14,000 $9,800
6 kW $16,800 $11,760
7 kW $19,600 $13,720
8 kW $22,400 $15,680
9 kW $25,200 $17,640
10 kW $28,000 $19,600

2019 average solar panel cost graph in Benton County, WA

for a 5kW system

Great Price
$11,900 or less
Market Average
$14,000
Above Market
$16,100 or more

Solar installation costs do not include the 30% Federal Investment Tax Credit or local incentives. Learn more about local WA incentives, tax credits & rebates.

Payback Period

10.31 Years

20-Year Savings

$17,872

Cost per Watt

$2.80

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True Cost of Solar Guide™ for Washington

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