State Guide
Solar Panel Cost in Mississippi (2026)
See how much solar panels cost in Mississippi with local electricity rates, incentives, and payback estimates.
Last updated: 2026-06-09· Source label: EIA residential electricity rates, IRS federal clean energy credit, NREL/PVWatts solar assumptions
Mississippi's solar landscape is defined by its utility patchwork: Entergy Mississippi serves the southern and central counties, Mississippi Power covers the Gulf Coast region, and the Tennessee Valley Authority reaches into the northern tier around Tupelo and Corinth. At $0.16/kWh residential electricity according to latest EIA data, Mississippi rates run above the national average — which helps solar math — but the state has no net metering mandate and no statewide solar incentive program. Exported solar power is credited at the utility's avoided-cost rate, typically far below the retail price. With warm climate and strong summer cooling demand, the calculator's planning payback of 8–10 years assumes $2.55/W installed cost. A real bid must reflect your specific utility's export tariff and whether you self-consume most of your daytime production.
Texas Solar Calculator
Estimates based on mississippi state averages. Your actual cost depends on roof, equipment, installer, and financing.
Incentives & Rebates
Federal Residential Credit Caveat
For projects where IRS project-year rules support a residential credit, a 30% credit would be roughly $6,885 on a $22,950 system. For 2026+ residential projects, RenewableCalc keeps this at 0% unless current IRS guidance supports eligibility.
State and Utility Incentive Context
Mississippi: No statewide solar incentive program exists. Entergy Mississippi, Mississippi Power, and TVA each set their own export credit at avoided-cost rates — typically $0.03–$0.05/kWh, far below the retail rate. Verify your specific utility's current tariff, DSIRE listings, and any local municipal or co-op programs before relying on any incentive in a quote.
Net Metering
Mississippi has no net metering mandate — utilities credit exported solar at their avoided-cost rate, not the full retail price. Entergy Mississippi and Mississippi Power each set their own avoided-cost schedule, which for 2026 typically runs $0.03–$0.05/kWh. TVA territory in northern Mississippi follows TVA's Green Power Providers program with a $0.02/kWh premium above avoided cost. Check your utility's specific credit rate and whether excess credits roll over monthly or expire.
Top Electric Utilities
- 1. Entergy Mississippi
- 2. Mississippi Power
- 3. Tennessee Valley Authority
Source: EIA-861, by customer count
Recommended next steps
Calculate your ROI
Use Solar Panel Cost in Mississippi (2026) defaults with pre-filled state data.
Review an installer quote
Validate price per watt, system size, and financing terms.
Compare ownership models
Buy vs Lease vs PPA — see which fits your situation.
Refine your estimate
Use the Solar ROI Calculator with your Mississippi utility rate, annual kWh usage, and quote assumptions.
Frequently Asked Questions
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Show my solar path →Overview
Mississippi's solar landscape is defined by its utility patchwork: Entergy Mississippi serves the southern and central counties, Mississippi Power covers the Gulf Coast region, and the Tennessee Valley Authority reaches into the northern tier around Tupelo and Corinth. At $0.16/kWh residential electricity according to latest EIA data, Mississippi rates run above the national average — which helps solar math — but the state has no net metering mandate and no statewide solar incentive program. Exported solar power is credited at the utility's avoided-cost rate, typically far below the retail price. With warm climate and strong summer cooling demand, the calculator's planning payback of 8–10 years assumes $2.55/W installed cost. A real bid must reflect your specific utility's export tariff and whether you self-consume most of your daytime production.
Use this result
Use the calculator inputs first, then compare the result against local rates, incentives, roof conditions, and utility export rules.
Method, assumptions, and sourcesOpen this section when you want to audit the calculation behind the estimate.ShowHide
Calculation Method
Mississippi solar payback = net installed cost after incentives / annual avoided electricity cost plus export credits
Key Assumptions
- Policy last reviewed: 2026-06-09. Federal residential credit assumptions are project-year dependent and not applied by default for 2026+ projects.
- Residential rate and installed-cost figures are planning benchmarks, not a final utility bill audit or installer quote.
- The model assumes a roof with usable sun exposure; shading, roof age, electrical upgrades, permitting, and financing can materially change cost.
- Mississippi economics should be checked against lower rates, utility-specific export credits, and high cooling demand.
- The federal tax credit only helps households with sufficient tax liability and qualifying project documentation.
Data Sources
Electricity rates
EIA Electric Power Monthly
Residential electricity-rate benchmark used for avoided-bill savings.
Solar production
NREL PVWatts
Solar production assumptions should be checked against local roof orientation, shading, and climate.
Federal incentive
IRS Residential Clean Energy Credit
Supports 2026 Section 25D expiration (residential ITC no longer available by default) for qualifying residential solar costs.
State and utility policy
DSIRE and local utility tariff pages
Used as a reminder to verify state incentives, net-metering, export-credit, and rebate rules before relying on an estimate.
Result Summary
Net cost before federal residential credit
~$22,950
Uses Mississippi's $2.55/W installed-cost default and no statewide cash incentive default; no 2026+ federal residential credit is applied by default.
Estimated payback
8-10 years
Depends on actual utility rate, Net metering at avoided cost rate, installed cost, roof production, financing, and incentive eligibility.
Annual bill offset
$1,400-$1,900/yr
Estimate based on a 9.0 kW system, 5.0 peak sun hours/day, $0.16/kWh, and PVWatts-style production before fixed charges or export-credit adjustments.
Formula Assumptions Data Sources FAQ Related Links
Compare Solar Costs With Neighboring States
Solar economics vary by state. Compare Mississippi with nearby states to see how electricity rates, incentives, and payback periods differ in your region.