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Is Solar Worth It in Marshall, TX with 2026 REP Buyback Rules?

Analyze 2026 solar costs and savings in Marshall, TX. See how low export rates from retail electricity plans affect ROI and why batteries can help.

Market Snapshot

Elec. Rate
$0.1587/kWh
Sun Hours
5.2
Utility Address-specific utility or retail electricity plan
Tax Exempt No
Battery Optional
Data updated May 10, 2026

Analyst Note: Bill-based model (~9.2 kW)

Cost and savings sections below are sized to a typical system for this city’s average utility bill (~9.2 kW modeled). Typical monthly bill here: $158.7.

At this bill level, modeled system sizes are often in the mid-to-high single-digit kW range. Use the calculator below to match your actual usage.

The Rules for Solar Savings Have Changed in Marshall

For homeowners in Marshall, going solar in 2026 is less about sending massive amounts of power back to the grid and more about smartly using the energy you generate yourself. The Texas electricity market doesn't have a statewide net metering mandate, which means the value of your exported solar power depends entirely on your retail electricity plan (REP). Many plans offer low buyback rates, making self-consumption the most effective way to save money.

This setup means the goal is to replace expensive grid electricity, which costs around 16 cents per kWh, with your own solar energy. Any excess power you produce is often sold back for a fraction of that price.

From rates to ROI—continue in the savings calculator.

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Benchmark Cost Analysis

Estimated Solar Panel Costs in Marshall (2026)

The cost of a solar installation is based on its size, which is designed to meet your home's energy needs. For a typical home in the Marshall area, here are the estimated costs for a system installed in 2026, keeping in mind the federal tax credit for homeowners is no longer available for new systems.

  • Solar-Only System (9.2 kW): A system of this size would have an estimated gross cost of $23,000.
  • Solar + Battery System (9.2 kW panels with a 10 kWh battery): Adding energy storage to capture excess solar power increases the estimated upfront cost to $38,000.

These figures are modeled estimates. The final price depends on your specific roof, equipment choices, and installer.

Incentives & Tax Credits

Key Texas Solar Incentive: Property Tax Exemption

While the 30% federal ITC for homeowners expired at the end of 2025, Texas offers a powerful, long-term financial benefit. Homeowners can apply for a 100% property tax exemption on the value added by their solar system. This means that even though your solar panels increase your home's value, your property tax bill won't go up because of them. You can claim this exemption using Form 50-123 from the Texas Comptroller. This is the most significant solar incentive available to homeowners in Marshall.

Net Metering: Address-specific utility or retail electricity plan

Policy Status

Limited Export Credit

Battery Priority

Optional

Understanding Export Rates in the Texas Market

Marshall is in a deregulated electricity market. There's no single utility setting the rules; instead, you choose a Retail Electricity Provider (REP). This means there is no standard 'net metering' policy. The price you get for surplus solar energy sent to the grid is determined by your specific REP's buyback plan.

Our model uses a conservative export rate of about 4 cents per kWh, which is significantly lower than the retail purchase rate of nearly 16 cents per kWh. This difference highlights why using your solar power directly—or storing it in a battery for later—provides much more value than exporting it.

Projected Savings

How Solar Reduces Your Electric Bill

With low export rates, solar savings come primarily from avoiding purchases from your utility. A battery enhances this by storing solar energy produced during the day for you to use in the evening, instead of selling it to the grid for a low price.

  • A 9.2 kW solar-only system in Marshall is modeled to save approximately $1,074 annually, leading to a payback period of around 18.5 years.
  • Pairing that system with a 10 kWh battery increases self-consumption, boosting the estimated annual savings to $1,664 and shortening the payback period to about 17.3 years.

Beyond the monthly bill reduction, an owned solar system can also improve your home's resale appeal and provides a hedge against future utility rate hikes.

Local Questions Answered

Do I have to get a battery with solar panels in Marshall?
No, a battery is optional. However, because export buyback rates from most REPs are low, a battery can improve your financial return by allowing you to store and use more of your own solar energy, rather than selling it for a low price. The data shows it can shorten the payback period from 18.5 to 17.3 years. It also provides backup power during grid outages.
How does the Texas property tax exemption for solar work?
In Texas, the value a solar energy system adds to your home is exempt from property taxes. This prevents your tax bill from increasing due to the installation. You must file Form 50-123 with your county appraisal district to receive the exemption.
With no federal tax credit, is solar still a good investment?
Yes, for many homeowners it still makes sense. The decision now rests more on long-term bill savings and protection from rising utility costs. An owned system can also be an attractive feature for potential home buyers. The payback period is longer without the federal credit, but the lifetime savings can still be substantial.

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* Calculations based on Address-specific utility or retail electricity plan residential rates (0.1587/kWh).

Data Transparency & Methodology

Estimates for Marshall, 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 incentives

SunCents calculator net cost does not include a federal residential tax credit. Incentive rules change—check DSIRE, IRS/DOE guidance, and a tax professional before relying on any credit.

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.