Solar Panel Cost Guide in Mendota, IL (2025 Update)

  • Mendota Solar Installation Cost: $16,938
  • 25-Year Savings: $11,127
  • Payback Period: 18.1 Years

See cost of a solar system near you:

By EcoWatch Local Advisors

Data Analysis: James Savino

Ranking Methodology: Karsten Neumeister

Updated January 24, 2025

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We work with a panel of solar experts to create unbiased reviews that empower you to make the right choice for your home. No other site has covered renewables as long as us, which means we have more data and insider information than other sites. Our rankings are never affected by revenue or partnerships.

Average Cost of Solar Panels in Mendota

Find out what the average cost of installing solar panels is in Mendota.

In Mendota, solar panels cost about 4 per watt on average.To account for the typical energy usage of the average home in Mendota, most homeowners require a 6.4-kilowatt system. Using the per-watt figure above, a solar installation costs about $16,938, or $24,221 before the federal solar tax credit of 0 is applied.

These figures are only estimates, and your own solar costs will vary based on factors unique to your home and what company you choose to go with.For many homeowners, the upfront investment in solar panels is worth paying. On average homeowners in Mendota see about $14,000 in savings on utility bills over 20 years.

You can click the button below to get connected with a vetted solar installer in Mendota for a quote for your home.

Solar savings over time in Mendota

YearReturn on Investment
1 years$-15,782
3 years$-13,469
5 years$-11,157
7 years$-8,845
9 years$-6,532
11 years$-4,220
13 years$-1,908
15 years$405
17 years$2,717
19 years$5,029
21 years$7,342
23 years$9,654
25 years$11,966

Top Solar Installers in Mendota

Many homeowners choose to use a solar installation company since trying to install solar panels yourself can be a lot of work. Some solar companies, especially local ones, can help you take advantage of incentives in Mendota, optimizing your ROI.

If you're on the hunt for a solar installer in Mendota, the EcoWatch team has organized a list of our top suggestions here:

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Best Solar Financing

Blue Raven Solar

★★★★★
4.5
  • Industry-leading in-house financing
  • Competitive pricing
  • Excellent reputation
  • Doesn't offer solar batteries

Best for Leasing

Sunrun

★★★★★
4.0
  • Expansive service area
  • Many financing options
  • Some reported issues with customer service
  • Some reported issues with door-to-door sales

See all of the solar companies in Mendota

Factors that Affect Solar Panel Costs in Mendota

The cost of installing a solar system in Mendota can vary by more than $10,000 from home to home. Your actual cost is determined by several factors. The biggest one is the size of the system your home needs, and other factors include the equipment you choose, financing options and the solar installer you choose.

Solar Equipment

The size of the solar panel system you need for your home, which is measured in kilowatts, is the most significant cost factor to consider. For every additional kilowatt you need, your total will most likely increase by around $3,760. There are several different solar panel brands and the one you pick also affects the cost. In many cases, the brands that have better efficiency tend to also be more expensive. In addition, the type of equipment you choose can affect your total cost. If you just need panels, your system will be much less expensive than if you also need solar batteries or an electric vehicle charger.

Solar Financing Terms

Most solar companies in Mendota have solar loans, which reduce your upfront costs of installing solar.Even though solar loans make going solar more accessible for Mendota homeowners, they can also increase the total you pay for your system, depending on your interest rate. If you put down a larger down payment, though, you can avoid paying as much in interest.

Solar Panel Installation Company

The remaining key cost factor you should consider is the installer you choose. Given the booming popularity of green energy solutions in Mendota, you’ll have plenty of options to choose from, but each comes at varying price points for labor and equipment.You may come across national solar installers that have lower prices because of their larger brand name and access to bulk equipment pricing, or you might see small, local installation companies offering deals or specials to compete with those larger companies.

Solar Panel Cost Data by System Size

System sizeCost per system wattSolar system cost25-Year savingsPayback period
6 kW$3.91$16,424$5,41718.8 years
8 kW$3.84$21,477$7,64318.4 years
10 kW$3.76$26,320$10,08118.1 years
12 kW$3.68$30,952$12,72817.7 years
14 kW$3.61$35,374$15,58717.4 years
16 kW$3.53$39,585$18,65617.0 years
18 kW$3.46$43,586$21,93516.6 years
20 kW$3.38$47,376$25,42516.3 years

How to Save on Solar Panels

Since the kind of solar panels and the company you choose has an impact on your costs and your system’s efficiency, production, and durability, it’s important to select the right ones for you. Here are some things to keep in mind to help with your decision:

  • Warranty: An all-inclusive, 25-year warranty can help keep your solar panel system running for years to come and save you money on part replacement and repairs.
  • Installation Process: An important thing to understand when adopting solar power is the installation process itself. Be sure to align on any details you should know with your solar company, such as what permits you should acquire and how long the project will take.
  • Contract: Look through the contract terms thoroughly to make sure you understand how much it will cost, project timeline rebates and warranties.
  • Reputation: Long-running companies likely have a high reputation. This is important because it ensures that it will not only see your solar installation through, but will also provide quality aftercare and customer support, such as part repairs and replacements.
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Best Solar Financing

Blue Raven Solar

★★★★★
4.5
  • Industry-leading in-house financing
  • Competitive pricing
  • Excellent reputation
  • Doesn't offer solar batteries

Best for Leasing

Sunrun

★★★★★
4.0
  • Expansive service area
  • Many financing options
  • Some reported issues with customer service
  • Some reported issues with door-to-door sales

EcoWatch's Mendota, IL Solar Cost FAQs

How much does it cost to install solar panels in Mendota?

The average cost of solar panels in Mendota is about $18,800 for a 5-kW system and $37,600 for a 10-kW system before the ITC, but the actual cost will depend on stuff like the model of solar panels you want, what size system you need and how much energy you use.

Can you get solar panels for free in Mendota?

You can’t get solar panels for free in Mendota. However, you may still be able to install them on a lower budget. You can lease solar panels for a low upfront cost or, if you’d prefer to own your solar panels, you can finance them with a solar loan.

How much can I save on electricity bills after switching to solar?

Solar panels can potentially eliminate your electricity bills depending on where you’re located and how much sunlight your home gets. Even if it doesn’t get rid of them completely, you can save a lot of money on your bills, about $728.01 per year.

What solar power system size is right for my home?

To figure out how many solar panels you need, you need to know how much energy your home requires and how much sunlight your home gets. For a general estimate, however, since each panel can typically produce about 250 to 400 watt-hours per hour, the average household will need 20 to 35 panels.

Our goal is to reach as many people as we can with sensible solutions like solar energy. Our team of full-time local researchers collects solar price and installation data for every city in America then compiles it to create these digestible city guides. If you want to read our solar expert's opinion on the top solar companies featured here, follow this link.

Company research was conducted by Melissa Smith and Karsten Neumeister. Local data analysis was conducted by James Savino. See something we missed or could do better? Email the editor.