With an incredible 6.21 kWh of sun hitting every square meter daily, Big Spring has some of the best solar potential in the country. Many homeowners are leveraging this to slash high monthly electricity bills and gain independence from the often-unstable ERCOT grid. This guide breaks down the real 2026 costs and savings of going solar in Howard County.
Compare bill offset and incentives—open the calculator next.
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2026 Solar System Costs in Big Spring
For a typical home here, a 4kW solar panel system is a great starting point. While a solar-only installation runs about $8,050 after the federal tax credit, the conversation around ERCOT's reliability has shifted focus. Most homeowners are now opting for a solar and battery combo.
- Solar Only System (4kW): Gross cost of ~$11,500. After the 30% tax credit, your net cost is $8,050.
- Solar + Battery System (4kW + 10kWh battery): Gross cost of ~$23,500. After the 30% credit (which applies to the battery too), your net cost is $16,450. This system provides critical backup power during grid outages.
Incentives & Tax Credits
Federal and State Solar Incentives
Texas offers fantastic incentives that significantly reduce the cost of solar. Here’s what you can claim in 2026:
- 30% Federal Solar Tax Credit: This is the most significant incentive. You get 30% of your total system cost (panels and battery) back as a dollar-for-dollar credit on your federal taxes.
- Texas Property Tax Exemption: Adding solar panels increases your home's value, but thanks to this exemption, your property taxes won't go up.
- No State Sales Tax: All solar energy equipment is exempt from the 6.25% state sales tax in Texas, saving you money upfront.
Net Metering: Various REPs (choose provider)
No Statewide NEM
Optional
Understanding Texas's Deregulated Market
Because Texas operates on a deregulated electricity market, there's no statewide net metering policy. Your ability to sell excess power back to the grid depends entirely on your Retail Electric Provider (REP). Many REPs offer 'Solar Buyback' plans. It's crucial to check plans from providers like TXU Energy, Green Mountain Energy, or Reliant to see which offers the best credit rate for your surplus solar energy.
Projected Savings
How Much Can You Actually Save?
Based on a local electricity rate of about $0.133/kWh, a 4kW system will generate around 6,883 kWh per year. This translates to an estimated $915 in annual savings, wiping out a huge portion of your electricity bill. The payback period for a solar-only system is under 9 years, while a battery system provides invaluable energy security for a longer payback period of about 18 years.