The Best Home Solar in Marietta, IL

Compare the highest-rated home solar professionals in Marietta, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

StraightUp Solar

4.8
(180 reviews)
Verified

A leading local and employee-owned solar installer serving Illinois and Missouri. They are known for their expertise in both residential and commercial projects, strong customer service, and comprehensive support from consultation through installation and maintenance. They are well-versed in Illinois-specific incentives like net metering.

119 S 3rd St, Columbia, IL 62236 (Primary IL location; serves Marietta)

Specialties & Features

Residential solar panel installation
Battery storage system installation
Grid-tied and off-grid solar solutions

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Rethink Electric

4.7
(150 reviews)
Verified

A reputable solar and electrical contractor based in Peoria, placing them in a key position to serve the central Illinois region, including Marietta. They focus on high-quality custom designs and emphasize education, helping homeowners understand their energy savings and system performance.

7926 N Hale Ave, Peoria, IL 61615

Specialties & Features

Solar energy system design and consultation
Solar financing and leasing options
Energy efficiency assessments

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#3

YellowLite

4.6
(250 reviews)
Verified

A regional solar provider with a strong presence in the Midwest, including Illinois. They are a larger company that offers robust in-house financing options and partnerships with major equipment manufacturers, providing a wide range of product choices and comprehensive warranties.

Serves Illinois from its regional offices; corporate HQ is in Cleveland, OH.

Specialties & Features

Solar panel maintenance and repair
Solar financing and leasing options
Manufacturer partnerships and warranties

Business Information

Years in Business:14 years
Licensed:Yes
Insured:Yes

Why These Are the Top Home Solar Contractors in Marietta

The home solar market in and around Marietta, Illinois, is characterized by a reliance on regional contractors from larger nearby cities like Peoria, Bloomington-Normal, and the St. Louis metro area. Due to the rural nature of the community, the market is not highly saturated with local competitors, which means homeowners benefit from the stability and expertise of established companies from these regional hubs. The level of competition is moderate, with several qualified providers vying for business in the broader central Illinois region. This competition helps maintain a high standard of quality and service. Typical pricing for a residential solar system in this area is generally in line with the national average, ranging from **$2.50 to $3.50 per watt** before applying the 30% federal tax credit and any other local incentives. The final cost is highly dependent on system size, equipment choices, and roof complexity. Providers serving this area are typically very knowledgeable about state net metering policies and the Illinois Shines solar renewable energy credit (SREC) program, which can provide significant additional savings.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Marietta regulations and climate

Frequently Asked Questions About Home Solar in Marietta

Get answers to common questions about home solar services in Marietta, Illinois.

1How much does a home solar system typically cost in Marietta, IL, and are there any local incentives?

For a typical 6-8 kW system in Marietta, the gross cost before incentives ranges from $18,000 to $28,000. Crucially, you are eligible for the 30% federal solar tax credit, and Illinois offers a unique state incentive: the Illinois Shines program, which provides purchase rebates (Adjustable Block Program) for systems under 25 kW, significantly lowering your net cost. Additionally, McDonough Power Cooperative or your specific utility may have information on net metering policies that affect long-term savings.

2How does the Illinois climate and Marietta's weather affect solar panel production throughout the year?

Solar panels are efficient in cold, sunny weather, making Illinois's clear winter days productive. Marietta experiences all four seasons, with peak production in sunnier spring and summer months. While winter snow can temporarily reduce output, panels are installed at an angle to shed snow, and the increased reflectivity from snow can sometimes boost production. Annual production will be cyclical, with systems designed to generate enough excess in summer to offset lower winter production under net metering.

3What should I look for when choosing a solar installer serving the Marietta area?

Prioritize installers with strong local experience in McDonough County and familiarity with McDonough Power Cooperative's interconnection process. Verify they are licensed, insured, and certified by manufacturers like SunPower or Tesla. Ask for references from nearby past customers and ensure they handle all Illinois Shines program paperwork. A reputable local installer will provide a detailed production estimate specific to Marietta's weather patterns and a clear explanation of net metering with your utility.

4How long does the entire process take from signing a contract to turning the system on in Marietta?

The entire process typically takes 2 to 4 months. After design and permitting with local McDonough County authorities, the physical installation often takes just 1-3 days. The longest phase is usually waiting for your utility, McDonough Power Cooperative, to approve the interconnection agreement and install a net meter. Starting in spring is ideal to ensure your system is operational for peak summer sun, but installations occur year-round.

5I'm concerned about storms and hail. Are solar panels durable enough for Illinois weather?

Yes, modern solar panels are rigorously tested to withstand Illinois weather, including hail up to one inch in diameter at high speeds. Installers in Marietta use mounting systems rated for local wind and snow loads. It is essential, however, to review your homeowner's insurance policy and inform your provider, as the panels become a permanent part of your roof. Most quality panels come with 25-year performance and product warranties for added peace of mind.