
Solar Panel Cost in Alexandria, LA
Updated 2026 guide to solar panel prices, savings, and payback period in Alexandria.
Estimated Solar Savings
Solar Panel System Costs in Alexandria, LA
Below are estimated costs for different solar panel system sizes in Alexandria, including the 30% federal solar tax credit.
| System Size | Cost Before Incentives | Federal Tax Credit (30%) | Net Cost | Est. Annual Production |
|---|---|---|---|---|
| 4 kW | $11,600 | -$3,480 | $8,120 | 7,008 kWh |
| 6 kWMost Popular | $17,400 | -$5,220 | $12,180 | 10,512 kWh |
| 8 kW | $23,200 | -$6,960 | $16,240 | 14,016 kWh |
| 10 kW | $29,000 | -$8,700 | $20,300 | 17,520 kWh |
| 12 kW | $34,800 | -$10,440 | $24,360 | 21,024 kWh |
What Affects Solar Panel Cost in Alexandria?
The average cost of solar panels in Alexandria, LA is approximately $290/watt before incentives. For a typical 6kW residential system, that means a total cost of about $17,400 before the federal tax credit.
After applying the 30% federal Investment Tax Credit (ITC), your net cost drops to approximately $12,180.Alexandria homeowners typically see a payback period of 9 years and save an estimated $26,000 over 25 years.
Factors that affect your cost in Alexandria:
- System size: Larger systems cost more but have a lower cost per watt
- Equipment quality: Premium panels and inverters cost more but offer better efficiency
- Roof complexity: Steep roofs, multiple levels, or shading can increase installation costs
- Local labor rates: Installation costs vary within the Alexandria metro area
- Local permits: Permitting costs and requirements vary by municipality in Alexandria
- Incentives: State and local programs can significantly reduce your out-of-pocket cost

Solar Incentives Available in Alexandria
Federal Solar Investment Tax Credit
30% Federal Tax Credit (ITC)
Louisiana homeowners can claim the 30% federal ITC to reduce their solar installation costs.
State & Local Incentives
Net Metering
Net MeteringLouisiana offers net metering for residential solar customers, allowing credits for excess generation.
Net Metering
Louisiana offers net metering through Entergy and other utilities. Recent policy changes have shifted credits from retail to avoided cost rates for new installations.
AvailableSRECs
Louisiana does not have an SREC market. The state previously offered a generous solar tax credit that has since expired.
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Top Solar Companies in Alexandria, LA
Solar Alternatives, Inc.
PosiGen Developer, LLC
Solar Panel Cost FAQ - Alexandria, LA
The average cost of solar panels in Alexandria is approximately $2.90 per watt before incentives. A typical 6kW residential system costs about $17,400 before the 30% federal tax credit, bringing the net cost to around $12,180.
The typical payback period for solar panels in Alexandria is approximately 9 years. After that, you'll enjoy free electricity for the remaining 15-20+ years of your system's life, saving an estimated $26,000 over 25 years.
Alexandria homeowners can take advantage of the 30% federal solar tax credit, which reduces your system cost by 30%. Louisiana also offers net metering, and various state-level incentive programs. Check our incentives page for the complete list.
Alexandria homeowners can save an estimated $26,000 over 25 years by going solar. Actual savings depend on your electricity usage, system size, roof orientation, and available incentives. With electricity rates averaging $0.10/kWh in Louisiana, solar provides significant long-term savings.
Solar Costs in Other Louisiana Cities

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