Solar Panel Cost in
Idaho

Updated 10/16/2021

How much do solar panels cost in Idaho in 2021?

As of October 2021, the average solar panel cost in Idaho is $2.76/W. Given a solar panel system size of 5 kilowatts (kW), an average solar installation in Idaho ranges in cost from $11,730 to $15,870, with the average gross price for solar in Idaho coming in at $13,800. 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.

Average solar panel cost by system size in Idaho

System Size System Cost System Cost (after ITC)
3 kW $8,280 $6,127
4 kW $11,040 $8,170
5 kW $13,800 $10,212
6 kW $16,560 $12,254
7 kW $19,320 $14,297
8 kW $22,080 $16,339
9 kW $24,840 $18,382
10 kW $27,600 $20,424

2021 average solar panel cost graph in Idaho

for a 5kW system

Great Price
$11,730 or less
Market Average
$13,800
Above Market
$15,870 or more

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

Payback Period

11.97 Years

20-Year Savings

$21,182

Cost per Watt

$2.76

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