30% of system cost
Federal Solar Tax Credit (ITC)
San Antonio homeowners can deduct 30% of their solar installation cost from federal taxes through 2032, dramatically reducing the net cost of residential solar.
☀️ San Antonio Solar Guide 2026
Best Solar Installers in San Antonio
San Antonio is one of Texas's best-kept solar secrets. With CPS Energy's generous rebates and buyback program, 220 sunny days per year, and some of the lowest installation costs in the state, San Antonio homeowners save an average of $1,450 per year with solar.
220
Sunny Days/Year
$1,450
Avg Annual Savings
6.1 yrs
Avg Payback Period
$2.55
Avg Cost per Watt
San Antonio Solar at a Glance
☀️
Avg Sunshine
5.30 peak sun hours/day
⚡
Local Utility Rate
$0.10–$0.14/kWh (CPS Energy)
🏠
Avg System Cost
$20,400 (8kW before incentives)
💰
Typical Savings
$1,450/year · $36,250+ over 25 years
San Antonio Incentives
San Antonio Solar Incentives & Rebates
CPS Energy's generous programs combined with Texas statewide incentives make San Antonio one of the most affordable cities to go solar.
Up to $2,500 rebate
CPS Energy Solar Rebate
CPS Energy, San Antonio's municipal utility, offers one of the best solar rebates in Texas. Residential customers can receive up to $2,500 for qualifying solar installations.
Bill credits for excess energy
CPS Energy Solar Buyback
CPS Energy's solar buyback program credits San Antonio homeowners for excess solar energy exported to the grid, effectively reducing your electricity bills even further.
100% exempt on added value
Property Tax Exemption
Texas exempts 100% of the added home value from solar panels from property taxes. San Antonio homeowners benefit from this significant long-term tax protection.
Save 8.25% on system cost
Sales Tax Exemption
Texas exempts solar equipment from state and local sales tax, saving San Antonio homeowners approximately 8.25% on their solar system purchase price.
Keep 100% of savings
No State Income Tax
With no state income tax in Texas, San Antonio residents keep every dollar of their solar savings and federal tax credits.
FAQ
San Antonio Solar FAQs
How much do solar panels cost in San Antonio in 2026?
The average cost of solar panels in San Antonio is approximately $2.35–$2.75 per watt before incentives. For a typical 8kW system, that's $18,800–$22,000 before the 30% federal tax credit and CPS Energy rebate, bringing the net cost to roughly $10,660–$12,900.
What makes San Antonio a great city for solar?
San Antonio benefits from CPS Energy's generous solar rebate (up to $2,500) and buyback program, combined with 220 sunny days per year, low installation costs, Texas property and sales tax exemptions, and no state income tax. The CPS Energy rebate makes San Antonio one of the most affordable cities to go solar in Texas.
How does CPS Energy's solar buyback program work?
CPS Energy's buyback program credits you for excess solar energy your system sends to the grid. The credit is applied to your monthly electricity bill, effectively reducing what you owe. Combined with the upfront rebate, this makes CPS Energy one of the most solar-friendly utilities in Texas.
How long does solar payback take in San Antonio?
With CPS Energy's rebate and the federal tax credit, most San Antonio homeowners see payback in 5–7 years. The lower cost of living and installation costs in San Antonio, combined with generous incentives, deliver excellent solar ROI compared to many other major Texas cities.
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