Solar Panels Cost $15k-$25k in St. John the Baptist Parish, LA | December, 2024
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How much do solar panels cost in St. John the Baptist Parish, LA in 2024?
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It costs, on average, $3.63 per watt to have solar installed in the month of December, 2024 in St. John the Baptist Parish, LA.
You should expect costs to be $3,630, on average, for every 1 kW (or 1000 watts) of solar energy your solar panel system will need to generate. Subtracting the 30% federal tax credit, a 5 kW solar panel install in St. John the Baptist Parish typically costs $12,705. However, it’s important to take into account that a higher capacity system may be needed to ensure your energy requirements are met.
Select your county from the menu on the left to find the average roof size and maximum solar panel system capacity for homes in your area. Displayed below is a breakdown of the price, payback period, and 20-year average savings for a 5 kW system in your county.
Average out-of-pocket cost for a 5 kW system The upfront amount spent to buy and install solar.
St. John the Baptist Parish: $12,705US Average: $12,523
Average Payback Period The number of years until you break even on the solar investment.
St. John the Baptist Parish: 8 yearsUS Average: 7 years
Average Net 20-year savings The total amount of money saved over 20 years minus the out-of-pocket cost.
St. John the Baptist Parish: $14,200US Average: $16,152
Solar Potential in St. John the Baptist Parish
Estimated system size and solar electricity production per median viable roof in St. John the Baptist Parish.
Roof size 769sq. ft.
Capacity 10.75kW DC
Electricity 13.6kkWh AC per yr.
Electricity Costs in St. John the Baptist Parish, LA & What that Means for Your Solar Panel Pricing
An energy consumer in St. John the Baptist Parish generally uses 1,220 kWh per month, leading to an average electric bill of 134.79. Bear in mind that this figure includes smaller residences including apartments, known for lower energy needs.
As of December 2024, the average rate for electricity per kWh in St. John the Baptist Parish, LA is 11.05¢.
Initially, a 10 kW solar system is priced at about $36,300, with the federal tax credit providing 30% back, reducing the price to $25,410.
Go Solar for less than your cell phone bill.
Average solar panel costs by system size in St. John the Baptist Parish
On your left, we have provided a detailed cost breakdown for the multiple solar panel system sizes installed in St. John the Baptist Parish. The larger the solar array, the larger the initial expense, but also the more considerable electricity savings and income tax credits you'll gain.
In the calculator provided to the right and below, you will find a breakdown of solar panel costs and benefits, calculated with an average $134.79 electric bill for St. John the Baptist Parish. Replace the $134.79 with your average electricity bill to get more detailed results.
System Size
Roof Size Min. space required
Electricity Value Annual Production
Est. Price
System Size 6kW
Roof Size Min. space required
429 ft²
Electricity Value Annual Production $1,060 a year
Est. Price
$15,246
Savings from a 6kWthis system
Est. yearly production 9,636 kWh
Est. monthly savings $88
Full payback in 9 years
Environmental Impacts
Reduces CO2 emissions by 5.14 tons a year
Equivalent to planting 236 trees a year
Equivalent to driving 12,713 mi less a year
System Size 7kW
Roof Size Min. space required
501 ft²
Electricity Value Annual Production $1,237 a year
Est. Price
$17,787
Savings from a 7kWthis system
Est. yearly production 11,242 kWh
Est. monthly savings $103
Full payback in 11 years
Environmental Impacts
Reduces CO2 emissions by 5.99 tons a year
Equivalent to planting 275 trees a year
Equivalent to driving 14,831 mi less a year
System Size 8kW
Roof Size Min. space required
572 ft²
Electricity Value Annual Production $1,413 a year
Est. Price
$20,328
Savings from a 8kWthis system
Est. yearly production 12,848 kWh
Est. monthly savings $118
Full payback in 13 years
Environmental Impacts
Reduces CO2 emissions by 6.85 tons a year
Equivalent to planting 315 trees a year
Equivalent to driving 16,950 mi less a year
System Size 9kW
Roof Size Min. space required
644 ft²
Electricity Value Annual Production $1,590 a year
Est. Price
$22,869
Savings from a 9kWthis system
Est. yearly production 14,454 kWh
Est. monthly savings $132
Full payback in 14 years
Environmental Impacts
Reduces CO2 emissions by 7.7 tons a year
Equivalent to planting 354 trees a year
Equivalent to driving 19,069 mi less a year
System Size 10kW
Roof Size Min. space required
715 ft²
Electricity Value Annual Production $1,767 a year
Est. Price
$25,410
Savings from a 10kWthis system
Est. yearly production 16,060 kWh
Est. monthly savings $135
Full payback in 16 years
Environmental Impacts
Reduces CO2 emissions by 7.85 tons a year
Equivalent to planting 361 trees a year
Equivalent to driving 19,430 mi less a year
St. John the Baptist Parish Solar Panel Installation Incentives & Rebates | 2024
The REAP Grant currently offers between 80% and 100% coverage for the installation costs of solar or wind turbines for rural small businesses and farms. If you think you might be eligible, try our REAP Grant eligibility tool to verify your qualification.
The federal government offers a 30% tax credit for residential solar systems, making solar attractive and practical for a variety of homeowners. Additionally, numerous state and local programs aim to promote further adoption of solar energy.
Various utilities and government entities in Louisiana provide 2 solar rebate and incentive programs.
Solar incentives in LAIncentive Description Value
Home Energy Loan Program (HELP)
Value:Up to $6,000
The Louisiana Department of Natural Resources (DNR) manages the Home Energy Loan Program, or HELP, for homeowners making energy efficiency improvements. HELP loans offer a maximum principal of $12,000 to be repaid over five years. Half of the principal is disbursed by the DNR at 2% interest. The other half is disbursed from any of the HELP partner banks at their current market rate. The partner bank will handle all servicing responsibilities. HELP loan partners set their own institutional policies, including their own interest rates and the maximum amount for their own portion of the principal. Interested homeowners should therefore contact their local partner directly to apply or make further inquiries. A list of current HELP loan partners is available from the DNR website.
New Orleans City - Energy Smart Program
Value:Varies
The Energy Smart program is a joint venture between Entergy and the City of New Orleans. Orleans Parish Entergy customers may be eligible for a variety of rebates from the city government for new energy efficient equipment and improvement projects. Available rebates will change from time to time. Current offers include HVAC, windows, insulation/weatherization, ductwork, CFL/LED lighting, smart thermostats, and solar water/pool heating. Total rebate amounts can exceed $5,000 for qualifying customers. Application forms and additional information are available on both the Entergy and New Orleans city websites.
Are solar panels worth it in St. John the Baptist Parish, LA?
For those in St. John the Baptist Parish looking to stay in their homes past the payback period of their solar system, solar panels make good sense. Having a 5 kW solar system in St. John the Baptist Parish, LA can potentially save you around $19,644.6 over a span of 20 years, with an average break even point of 8 years.
The cost of not having solar panels in St. John the Baptist Parish, LA
Without solar panels or another backup power source, you miss out on the savings discussed previously and are entirely on your electric utility for electricity. Recent news examples have revealed that complete dependence on your utility provider isn't always the most favorable condition.
Annually, customers in St. John the Baptist Parish experience about 1.39 outages. On average, the length of an outage is 210.24 minutes. Major events like winter storms, wildlife damage, or overloaded power grids can cause these durations to rise considerably.
View the info below to see the number of current electricity customers without power in St. John the Baptist Parish.
A solar panel system, whether or not it has a backup battery, could help reduce the impact of future outages you might experience.
Power Outages
Currently, 0 customers are being tracked in St. John the Baptist Parish.
What impacts the cost of solar panels in St. John the Baptist Parish, LA?
Your Energy Needs - Even if the initial expense is greater, the price per watt decreases with larger solar panel systems. Individuals often discover that setting up a solar system that can offset their entire electric bill is advantageous, ensuring optimal savings.
Make & Model - Just like any other product, solar panels are available in a wide variety of makes and models. Considering the system preferences that your installer may have, it's important to select a reputable contractor. For a superior long-term experience, buyers should consider better quality models.
Solar Panel Type - For good reasons, monocrystalline panels have become the industry standard. They come with a higher price, but they generate more energy. Many solar panel installers choose this material.
Your Property - Each property and home has its own characteristics. Factors such as trees, sloped land, or additional considerations can make the installation more challenging. Nowadays, most solar installers can assess your home with satellite images and incorporate these considerations in the first cost estimate.
Labor Rates - The costs connected to the varying wages offered by companies to their employees are passed on to the consumers. Companies that invest in higher wages usually see higher reviews for their work and customer service.
Permitting & Interconnection - Permitting and utility interconnection fees change locally and will impact your installation cost. Good installers will factor these costs into your preliminary quotes to prevent unexpected expenses.
See what solar panels cost in other St. John the Baptist Parish cities
St. John the Baptist Parish, LA Solar Panel Cost FAQs
As of December, 2024, the average per-watt cost for solar panels in St. John the Baptist Parish, LA is $3.63/W. With the federal tax credit, the cost of a 5 kW solar panel system in St. John the Baptist Parish, LA drops to roughly $12,705.
As of now, there are 2 rebates and incentives offered by various utilities and government entities in Louisiana. Additionally, the vast majority qualify for the 30% federal tax credit.
Even though paying cash yields the most savings, there are now several financing options for solar panels that also are financially sensible. Installers often have partnerships with financing companies and will include this information in your initial quotes.
Yes, the typical payback time for 5 kW solar panel systems in St. John the Baptist Parish, LA is 8 years, and the expected electricity cost savings over 20 years is $19,644.6.
Savings from 
Environmental Impacts 
