Compare the highest-rated home solar professionals in O Fallon, Missouri. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly regarded, employee-owned local company known for its expertise and customer service. They are a certified B Corporation and deeply knowledgeable about Missouri and Illinois incentives. They offer comprehensive services from consultation and design to installation, maintenance, and robust battery storage solutions.
One of the largest and most established regional solar companies in Missouri. They have a strong local presence and offer a wide array of financing options, including leases and PPAs. They provide turnkey solutions and handle the entire process, including permitting and interconnection.
A reputable, family-owned installer known for high-quality craftsmanship and personalized service. They focus on custom-designed systems to maximize energy production and savings for each specific home. They are well-versed in both grid-tied and off-grid solutions with battery backup.
** The home solar market in O'Fallon, Missouri, is moderately competitive, primarily served by reputable regional companies based in the greater St. Louis area. The market quality is high, with several installers holding top-tier certifications like NABCEP (North American Board of Certified Energy Practitioners). Competition helps maintain strong customer service standards. Typical pricing for a residential system in O'Fallon ranges from **$15,000 to $35,000+** before incentives, heavily dependent on system size (typically 6kW to 12kW for an average home). The key financial driver for Missouri homeowners is the **30% Federal Investment Tax Credit (ITC)**, which significantly reduces the net cost. While Missouri does not have a state-wide solar rebate, some local utilities may offer incentives, and net metering policies are generally favorable, allowing homeowners to receive credit for excess energy sent back to the grid. Companies operating here are typically very proficient at navigating these financial incentives.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with O Fallon regulations and climate
Get answers to common questions about home solar services in O Fallon, Missouri.
For a typical 6-8 kW system in O'Fallon, the gross cost before incentives ranges from $18,000 to $28,000. Crucially, Missouri offers a strong state tax credit of up to $1,500, which is in addition to the 30% federal tax credit. O'Fallon residents also benefit from Ameren Missouri's net metering program, which credits you for excess power sent back to the grid, improving long-term savings.
O'Fallon's four-season climate means production peaks in sunny summers, but panels are highly efficient in cooler spring and fall weather. While winter sees shorter days and potential snow cover, modern panels still generate power on clear days, and Ameren's net metering allows you to bank summer credits to offset winter usage. Annual production is very viable, with the region receiving ample sunlight for solar.
Yes, installing solar requires an electrical permit from the City of O'Fallon's Building & Code Enforcement Division. If you live in a neighborhood with a Homeowners Association (HOA), Missouri's Solar Rights Act (Section 442.399) significantly restricts an HOA's ability to prohibit solar installations, though they can have reasonable rules on placement for aesthetic uniformity.
Prioritize installers licensed in Missouri with strong local experience, as they will be familiar with O'Fallon's permit process and Ameren's interconnection requirements. Seek multiple quotes, check reviews on local platforms, and verify they handle the entire process, including securing permits, interconnection agreements, and explaining the specifics of Ameren's net metering billing.
Standard grid-tied systems shut off during an outage for safety, unless paired with a battery backup. For durability, panels installed in O'Fallon are rated to withstand Missouri's severe weather, including hail up to 1-2 inches in diameter and high winds. Reputable local installers will ensure your system meets all structural and electrical codes for resilience.