Cost of solar in Houston, TX

Electricity Consumption in Houston

Electricity Consumption by Texas residents averages 1168 kWh per month. It ranks #13 in the nation for savings from installing solar panels on the home.

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Solar power in Houston, Texas

Incentives here vary a great deal from utility to utility and what part of the city you live in. I will list as many as possible and then you should be able to work out what applies to you. Reliant, TXU, Amigo Energy and Green Mountain Power all offer credit for excess solar generation sent to the grid 1kWh exported to the grid is given the same value as 1kWh drawn from the grid at a later time. Excess power exported after covering your bill is credited at the retail power rate as a credit to a future bill or paid to your account. With great sunshine in Houston solar can make serious money.

Reliant and Green Mountain power offer a rebate up to $4,500 averaged at about $2,800 for systems up to 15kW in size. After deducting your utility rebate 30% of the remaining cost can be claimed as a deduction to federal taxes over however many years you want. The 30% federal solar tax credit imposes no size restrictions to receive the full 30%. Incentives are rarely this generous, utilities are fighting hard to end these incentives so don't wait any longer because they won't get any better!

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

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Solar power in Texas

The average cost of installing residential solar panels in Houston, Texas in 2020 is $2.52 per watt. The average system size in the US is 6 kilowatts, which means the average price of a solar system in Houston, TX is $12,600. (before claiming 26% tax credit and other rebates)

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

Facts about installing a 15.68kW solar system in Houston, TX

This system would offset 100% of your energy usage if your typical monthly bill is $220, however your situation may vary so try our Houston solar calculator to get a result tailored to you.


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

8 Years 6 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 15.68kW system

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


(Prices shown after repayments of capital)



Solar companies in Houston, TX that provide pricing through the Solar-Estimate marketplace



Solar calculator and quote comparison tool

Average total cost of solar panel installation in Texas

System Size Cash purchase
After 26% solar tax credit
Financed purchase
After 26% solar tax credit
3kw $5,972 $6,450
4kw $7,785 $8,408
5kw $9,546 $10,310
6kw $11,189 $12,084
7kw $12,795 $13,818
8kw $14,267 $15,409
9kw $15,718 $16,975
10kw $17,020 $18,382


Going solar in Texas

Check out all of the ways energy providers of Texas 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
Renewable Energy Property Tax Incentive State Property Tax Incentive

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