SunCents Logo SunCents

Is Solar Worth It in Texas City, Texas?

We analyzed CenterPoint Energy (transmission) rate books, NREL irradiance data, and Texas tax codes to calculate the real ROI for homeowners in 77590.

Market Snapshot

Elec. Rate
$0.14/kWh
Sun Hours
5.34
Utility CenterPoint Energy (transmission)
Tax Exempt Yes
Battery Optional

Analyst Note: The "4kW Benchmark"

The analysis below uses a standardized 4kW system to provide a fair baseline comparison across cities. However, the average electric bill in Texas City is $175.0.

⚠️ Most homes here will need a larger system (8kW–12kW) to reach 100% offset. Use the calculator below for your exact numbers.

A $175 monthly electricity bill is standard for many in Texas City, especially when that Gulf Coast humidity keeps the air conditioner working overtime. With the unpredictable Texas grid managed by ERCOT, more homeowners are turning to solar not just for savings, but for reliable power when storms roll in from Galveston Bay. A home solar system allows you to generate your own clean electricity, drastically reducing your dependence on your Retail Electric Provider (REP) and CenterPoint's grid.

Benchmark Cost Analysis

System Installation Costs in Texas City (2026)

The upfront price for solar has become much more accessible. A standard solar-only system powerful enough for a typical home here runs about $11,500. After the 30% Federal Tax Credit, that cost drops to just $8,050.

However, for true energy independence and protection from grid outages, most new installations include a battery. A solar-plus-battery system costs around $23,500, which becomes $16,450 after the federal incentive. This setup stores your excess solar power, allowing you to use it at night or keep your lights on during a blackout.

Incentives & Tax Credits

Federal & Texas Solar Incentives

Texas homeowners benefit from some powerful incentives that make going solar easier. The biggest is the 30% Federal Residential Clean Energy Credit, which allows you to claim 30% of your total system cost (including a battery) as a dollar-for-dollar credit on your federal taxes. Additionally, Texas has two key exemptions:

  • Property Tax Exemption: Your property taxes will not increase, even though the solar installation adds significant value to your home.
  • Sales Tax Exemption: You won't pay any state sales tax on the solar equipment itself, saving you hundreds of dollars upfront.

Net Metering: CenterPoint Energy (transmission)

Policy Status

No Statewide NEM

Battery Priority

Optional

Understanding Solar Buyback in the Texas Market

Texas doesn't have a statewide net metering law. Instead, your ability to sell excess power back to the grid depends entirely on your chosen Retail Electric Provider (REP). Some REPs, like Green Mountain Energy or TXU, offer specific solar buyback plans. It is crucial to shop for a REP that will give you fair credit for your extra solar energy. If you don't choose a solar-friendly plan, a battery becomes even more critical to store and use your valuable solar power yourself instead of sending it to the grid for little or no compensation.

Projected Savings

Potential Electricity Savings

A properly sized solar panel system in Texas City can eliminate a huge portion of your electric bill. Based on the local average electricity rate of $0.14/kWh and excellent sun exposure, a system can generate annual savings of over $829. Pairing it with a battery allows you to avoid peak-rate charges from your REP and maximizes those savings by ensuring you use every kilowatt-hour you produce.

Local Questions Answered

Are solar panels durable enough for hurricane season in Texas City?
Absolutely. Modern solar panels are built to withstand harsh weather and are typically rated for winds of 140 mph or higher. They undergo rigorous testing for hail impact and heavy wind loads, making them a resilient choice for Gulf Coast homes.
How does the ERCOT grid instability affect my solar system?
A solar-only system will shut down during a grid outage for safety reasons. This is why a battery is so highly recommended in Texas. With a battery like a Tesla Powerwall or Enphase IQ Battery, your system can disconnect from the grid and use stored solar power to keep your essential appliances running.
With the 30% tax credit, what's my real payback period?
For a solar-only system costing around $8,050 net, the payback period is under 10 years. A solar-plus-battery system takes longer, close to 20 years, but the primary benefit is energy security and protection from power outages, which many homeowners find invaluable.

Calculate Your Solar Savings

Enter your details below for a personalized estimate

Initializing Solar Engine...

* Calculations based on CenterPoint Energy (transmission) residential rates (0.14/kWh).

Data Transparency & Methodology

Estimates for Texas City, Texas are produced by the SunCents Solar Engine (v1.2). We combine the following verified or standard industry sources:

Performance (PV production)

NREL PVWatts — modeled annual and hourly AC output (kWh), solar radiation, and system losses for a standardized array size so cities can be compared fairly.

nrel.gov

Electricity rates (tariffs)

U.S. Energy Information Administration (EIA) — state-level average retail electricity prices ($/kWh) and supporting series for economic context.

eia.gov

Incentives & programs

DSIRE — state and local rebates, net metering, and policy programs (summarized for readability; always confirm eligibility with a tax or solar professional).

dsireusa.org

Federal tax credit (ITC)

Investment Tax Credit — federal residential solar credit (e.g. 30% of qualified costs where applicable); rules change with statute—verify with a qualified advisor.

energy.gov

Utilities & interconnection

Where shown, local utilities (e.g. APS, PG&E, FPL, and other IOUs or munis) are mapped from public interconnection, tariff, or service-territory references so net metering and rider rules match your area—not generic national averages.