Solar ROI Calculator for San Antonio, TX

Stop guessing. See exactly how much the 30% Federal Credit saves you in 78201.

Calculate Savings for San Antonio (78201)

$150

Fetching NREL Solar Data for San Antonio...

25-Year Savings

$57,563

Break-Even

9.4 Years

Net Cost

$18,476

Get 3 Official Quotes for 78201

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Is Solar Worth it in San Antonio?

While electricity in San Antonio is currently affordable, your abundance of sun hours means a solar system produces massive amounts of energy, keeping your long-term costs strictly controlled.

Homeowners in San Antonio are currently paying an average of 14.1 cents per kWh. Solar is a solid long-term bond, beating inflation in Texas while immediately increasing your home's resale value.

With the Federal Solar Investment Tax Credit (ITC) currently set at 30%, a typical 6kW to 10kW residential system in the 78201 area can typically pay for itself in just 7.5 to 9 years. After this "break-even" point, your system generates effectively free electricity for the remainder of its 25-year lifespan.

Key San Antonio Statistics

  • Avg Rate: 14.1¢ / kWh
  • Sun Exposure: High (Southern US)
  • Est. Payback: 7.5 Years
  • Incentive: 30% Federal ITC

State Incentives for TX

Beyond the federal credit, residents of San Antonio should check for local net metering policies offered by their specific utility provider. These policies determine how much you get paid for sending excess energy back to the grid.

Frequently Asked Questions in San Antonio

Is solar worth it in San Antonio, TX?

Yes. With electricity rates in San Antonio currently averaging 14.1 cents/kWh, most homeowners see a break-even point between 6-9 years. This is significantly better than the national average.

Does the 30% Tax Credit apply to residents of TX?

Absolutely. Homeowners in San Antonio are eligible for the 30% Federal Investment Tax Credit (ITC). This is a dollar-for-dollar reduction in the income tax you owe.

How long do solar panels last?

Modern tier-1 solar panels are warrantied for 25 years but often last 30+ years. Our calculator accounts for a 0.5% annual degradation in efficiency.

What is Net Metering?

Net metering allows you to sell excess electricity back to the grid. Policies vary by utility company in your area, but it is a key factor in maximizing ROI.

Methodology: How We Calculated This

  • Irradiance: NREL PVWatts® V8 API data for coords 29.4241, -98.4936.
  • Escalation: Conservative 2.5% annual utility rate increase.
  • Degradation: 0.5% annual panel efficiency loss.