Solar Panels in
Thomaston, CT

Updated 7/31/2021

How much do solar panels cost in Thomaston, CT in 2021?

As of August 2021, the average solar panel cost in Thomaston, CT is $2.64/W. Given a solar panel system size of 5 kilowatts (kW), an average solar installation in Thomaston, CT ranges in cost from $11,220 to $15,180, with the average gross price for solar in Thomaston, CT coming in at $13,200. 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 Thomaston, CT

System Size System Cost System Cost (after ITC)
3 kW $7,920 $5,861
4 kW $10,560 $7,814
5 kW $13,200 $9,768
6 kW $15,840 $11,722
7 kW $18,480 $13,675
8 kW $21,120 $15,629
9 kW $23,760 $17,582
10 kW $26,400 $19,536

2021 average solar panel cost graph in Thomaston, CT

for a 5kW system

Great Price
$11,220 or less
Market Average
Above Market
$15,180 or more

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

Payback Period

8.55 Years

20-Year Savings


Cost per Watt


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Top solar installers in Thomaston, CT

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True Cost of Solar Guide™ for Connecticut

Download EnergySage’s DIY worksheet to better understand what solar should cost in your state

Don’t get sold on the hype! Find out what solar should actually cost before you talk to your first sales rep. This PDF worksheet will walk you through the simple calculations you can make to determine what size solar PV system you need, and approximately how much it should cost.