Cost of solar in Columbia, SC

Electricity Consumption in Columbia

Electricity Consumption by South Carolina residents averages 1199 kWh per month. It ranks #10 in the nation for savings from installing solar panels on the home.

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Solar power in Columbia, South Carolina

South Carolina Gas & Electric credit each kWh sent to the grid at the retail power rate in Columbia. When more energy is exported to the grid than consumed credit is carried over to future bills at retail value. At the end of the yearly billing cycle remaining credit is deposited into your account. Great Sunshine in Columbia makes net metering more profitable compared to most places.

South Carolina provide a tax credit for 25% of the project cost capped at $3,500. After subtracting all other incentives 30% of the remaing balance can be claimed as a deduction to federal taxes under the federal ITC. Incentives this good are a rare sight to see and must not be taken for granted. Get a free estimate now by entering your zip code below!

Even if you are not convinced about solar we recommend that at the very least you use the solar panel calculator for Columbia to find out:

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Solar power in South Carolina

The average cost of installing residential solar panels in Columbia, South Carolina in 2020 is $2.78 per watt. The average system size in the US is 6 kilowatts, which means the average price of a solar system in Columbia, SC is $13,900. (before claiming 26% tax credit and other rebates)

What does the cost of a real solar system look like?

Facts about installing a 13.89kW solar system in Columbia, SC

This system would offset 100% of your energy usage if your typical monthly bill is $252, however your situation may vary so try our Columbia solar calculator to get a result tailored to you.


Net cost of system
Cash - after 26% solar tax credit

6 Years 11 Months

Average payback time


Annual power production


levilized cost of solar energy


If you don't get solar
The forecast average utility price over the next 25 years

Cash flow graph based on cash purchase of this 13.89kW system

Life-time savings on this system over the next 25 years


(Prices shown after repayments of capital)



Solar companies in Columbia, SC that provide pricing through the Solar-Estimate marketplace



Solar calculator and quote comparison tool

Average total cost of solar panel installation in South Carolina

System Size Cash purchase
After 26% solar tax credit
Financed purchase
After 26% solar tax credit
3kw $6,460 $6,977
4kw $8,495 $9,175
5kw $10,434 $11,269
6kw $12,343 $13,331
7kw $14,141 $15,273
8kw $15,925 $17,199
9kw $17,582 $18,989
10kw $19,240 $20,779


Going solar in South Carolina

Check out all of the ways energy providers of South Carolina can help you be more energy efficient and save money.

The following programs are available:
Incentive Name Eligibility Type
Residential Renewable Energy Tax Credit Federal Personal Tax Credit
Solar Energy State Tax Credit State Personal Tax Credit
Net Metering State Net Metering

Please keep in mind that the best source of up-to-date information on incentives are the solar installers who specialize in your area.