MS · Solar

Solar quotes in Gulfport, MS.

One real quote from a vetted local Gulfport installer, sized to your roof, your bill, and every federal + state rebate you qualify for.

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One vetted local Gulfport installer
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7.5 kW
Average system size: $2.80/W
Average cost (USD): 13 yrs
Average payback: 35+
Local installers

Why solar in Gulfport

Mississippi has two regulated investor-owned utilities with separate tariffs, and Gulfport is in Mississippi Power territory rather than Entergy Mississippi. The export credit figures most often quoted for Mississippi come from the Entergy tariff. Mississippi Power has its own schedule, and it filed an RENM-3 schedule in December 2024 to replace RENM-2, removing a provision that had disallowed credits from offsetting fixed charges on a bill.

Two utilities, two schedules

Entergy Mississippi serves the centre and west of the state; Mississippi Power serves the southeast. Both are regulated by the Public Service Commission and both operate net metering schedules, but the schedules are their own.

The 5.5 and 7.5 cent figures set by the January 2025 order relate to the Entergy Mississippi tariff. Applying them to a Mississippi Power account is an assumption rather than a fact.

So the first step with a Gulfport quote is to confirm which utility serves the address and which export credit figure the projection used.

Ask Mississippi Power directly what the current export credit rate is under its schedule, whether the Distributed Generation Benefits Adder applies and at what value, and whether the low-to-moderate income adder is available.

The fixed-charge provision worth asking about

Mississippi Power filed an RENM-3 net metering rate schedule in December 2024 to replace RENM-2, and one of the changes was to remove a provision that disallowed credits from offsetting fixed charges on a customer bill.

That is a more consequential detail than it sounds. If credits cannot offset fixed charges, then a household generating enough to cover its energy use still pays the fixed portion in full, and a savings model treating the bill as a single number will overstate the result.

Ask which schedule your account would be on, and whether credits can offset fixed charges under it. Then ask whether the savings projection accounted for that.

Ask what the fixed monthly charges actually are on your tariff, since they do not fall when consumption does and they belong in the payback arithmetic either way.

Coastal considerations while you are asking

Gulfport is a Gulf Coast city, so salt air and hurricane wind loading are both real design inputs rather than footnotes.

Ask what the racking and fastener materials are, what corrosion rating they carry, and whether the manufacturer warranty has any exclusion or reduced term for coastal or marine installations.

Ask what wind speed the racking and attachment system is rated and engineered for, how many attachment points there are, and whether a structural assessment of the roof was performed.

Ask your insurer before installation whether the array is covered under dwelling coverage, whether your wind and hail deductible differs from your standard deductible, and whether the premium changes.

What the arithmetic actually rests on

The 30 percent federal Residential Clean Energy Credit under Section 25D expired for property placed in service after December 31, 2025, so a cash or loan purchase in Gulfport receives no federal tax credit, and Mississippi has no state solar tax credit.

Section 48E survives at 30 percent for third-party owners under leases and power purchase agreements, so ask what a provider claims and what reaches you in the rate.

What exists is retail value for self-consumed generation and an export credit under your own utility schedule, which is not necessarily the Entergy Mississippi figure.

Confirm the schedule, the export rate and the treatment of fixed charges with Mississippi Power, then ask for the projection rebuilt on those answers.

Incentives & rebates

Net metering: Avoided cost plus adders, grandfathered 25 years

Mississippi does not offer retail-rate net metering. Exported electricity is credited at the utility avoided cost rate plus a Distributed Generation Benefits Adder of 2.5 cents per kWh, and a Public Service Commission order in January 2025 updated the Entergy Mississippi tariff to 5.5 cents per kWh for customers not eligible for the low-to-moderate income adder and 7.5 cents for those who are. Against a Mississippi residential rate around 16 cents per kWh on recent EIA figures, an exported kilowatt hour is worth roughly a third of one consumed as it is generated, or a little under half with the income adder applied. Two features make this arrangement better than a bare avoided-cost regime. First, the adders are grandfathered for 25 years, which is close to the working life of a system, so a customer enrolling now is not exposed to annual revision the way Utah or Louisiana customers are. Second, the low-to-moderate income adder is genuinely accessible: eligibility has been expanded to households with annual income up to 250 percent of the federal poverty level, which in Mississippi reaches a large share of households, though the additional 2 cents per kWh is limited to the first 1,000 qualifying customers to install and runs 15 years from the start of net metering service. The design conclusion is the familiar one for an avoided-cost state: build around what your household consumes during daylight, shift flexible loads into the generating window, and treat storage as doing real arbitrage rather than only providing backup.

Related Mississippi resources

Mississippi solar incentives & rebates Full breakdown of federal, provincial, and utility programs.

How payback works in Mississippi

System cost: $21,000
Estimated net cost: $21,000
Estimated payback: ~13.0 years
25-year net savings: ~$19,500

These figures are illustrative; your actual quote reflects your roof, sun exposure, and local utility rates.

Frequently asked questions

Do the Entergy Mississippi export rates apply in Gulfport?

Not necessarily. Gulfport is in Mississippi Power territory, which has its own net metering schedule. The 5.5 and 7.5 cent figures from the January 2025 order relate to the Entergy Mississippi tariff.

Can my credits offset fixed charges?

Ask, because it matters. Mississippi Power filed an RENM-3 schedule in December 2024 to replace RENM-2, removing a provision that had disallowed credits from offsetting fixed charges. Confirm which schedule your account would be on.

Why does that detail matter?

Because if credits cannot offset fixed charges, a household generating enough to cover its energy use still pays the fixed portion in full, and a savings model treating the bill as a single number will overstate the result.

What coastal questions should I ask?

What the racking and fastener materials and corrosion ratings are, whether the warranty carries a coastal or marine exclusion, what wind speed the attachment system is engineered for, and whether your insurance premium or deductible changes.