Solar Panels in
Williamsburg County, SC

Updated 10/16/2021

How much do solar panels cost in Williamsburg County, SC in 2021?

As of October 2021, the average solar panel cost in Williamsburg County, SC is $3.14/W. Given a solar panel system size of 5 kilowatts (kW), an average solar installation in Williamsburg County, SC ranges in cost from $13,345 to $18,055, with the average gross price for solar in Williamsburg County, SC coming in at $15,700. 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 Williamsburg County, SC

System Size System Cost System Cost (after ITC)
3 kW $9,420 $6,971
4 kW $12,560 $9,294
5 kW $15,700 $11,618
6 kW $18,840 $13,942
7 kW $21,980 $16,265
8 kW $25,120 $18,589
9 kW $28,260 $20,912
10 kW $31,400 $23,236

2021 average solar panel cost graph in Williamsburg County, SC

for a 5kW system

Great Price
$13,345 or less
Market Average
$15,700
Above Market
$18,055 or more

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

Payback Period

8.15 Years

20-Year Savings

$36,654

Cost per Watt

$3.14

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