Solar Panel Cost in Houston, TX (2026)

Average: $18,600 before incentives · $2.48/watt

Houston Solar Quick Facts: A typical 7.5 kW system in Houston costs approximately $18,600 before the 30% federal tax credit. After the credit, expect to pay around $13,020.

Solar Panel Costs in Houston, Texas

Homeowners in Houston, TX pay an average of $2.48 per watt for solar panel installation. For a typical 7.5 kW residential system, that comes out to $18,600 before incentives.

The 30% federal Investment Tax Credit reduces the net cost to approximately $13,020. Local installer competition, permitting costs, and roof complexity can all affect your final price.

System SizeCost Before CreditCost After 30% ITC
5 kW (Small)$12,400$8,680
7.5 kW (Average)$18,600$13,020
10 kW (Large)$24,800$17,360
12 kW (Extra Large)$29,760$20,832

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Houston Solar Incentives

In addition to the federal 30% tax credit, Houston homeowners may qualify for:

State Incentives: Federal ITC (30%), Property Tax Exemption, Utility Rebates

Net metering availability in Texas: Varies by Utility

Federal Solar Tax Credit Guide → | Net Metering Guide →

How to Get the Best Solar Price in Houston

Solar prices can vary significantly between installers in Houston. We recommend getting at least 3 quotes from local installers to compare pricing, equipment, and warranties. Key things to compare include the panel brand and efficiency, inverter type (string vs. microinverters), warranty terms, and whether monitoring is included.

Get Your Free Solar Quote

See how much you can save with solar panels for your home. Compare quotes from top-rated local installers.

Get My Free Quote →

Frequently Asked Questions About Solar in Houston

How long does solar installation take in Houston?

Most residential solar installations in Houston take 1-3 days for the physical installation. However, the full process from signing a contract to having your system turned on typically takes 2-3 months, primarily due to permitting and utility interconnection timelines.

What's the payback period for solar in Houston?

Based on average electricity rates and 5.6 peak sun hours per day, most Houston homeowners see a payback period of 7-12 years. After that, you're generating essentially free electricity for the remaining life of the system. Calculate your payback period →