Compare the highest-rated home solar professionals in Windsor, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.
A nationally recognized, high-volume installer known for its strong digital platform and streamlined process. They offer comprehensive in-house services from design to installation and financing, making them a popular choice for a straightforward, tech-enabled solar experience. They serve the entire state of Illinois.
A highly respected, local Illinois-based company that is a Certified B Corporation, reflecting its commitment to social and environmental performance. They are known for their expertise and excellent customer service, with a strong focus on education and quality installations, including complex roofing situations and battery backups.
A premier, full-service electrical and solar contractor based in Champaign. They have built an exceptional reputation for high-quality, custom solar installations and outstanding customer care. They specialize in integrating solar with whole-home energy solutions, including generators and EV chargers, and serve clients across Central Illinois.
The home solar market in Windsor, Illinois, is characteristic of a rural community within a state with favorable solar policies. There are no solar installation companies physically headquartered within the city limits of Windsor itself. Therefore, the market is served by reputable regional contractors from hubs like Champaign-Urbana, St. Louis metro area, and national providers with state-wide operations. **Competition Level:** Moderate. While there aren't many "local" options, several highly-qualified regional companies actively compete for projects in the area, which benefits consumers through competitive pricing and a focus on service quality. **Average Quality:** High. The companies that successfully operate in this region tend to be well-established, professionally licensed, and have excellent track records, as their business relies on reputation and referrals. **Typical Pricing:** Pricing is competitive with the national average, typically ranging from **$2.80 to $3.50 per watt** before incentives. For an average 6 kW system, the gross cost would be between $16,800 and $21,000. The strong federal Investment Tax Credit (ITC), which currently allows you to deduct 30% of the system cost from your federal taxes, significantly reduces the net cost. Illinois also has additional state incentives and net metering policies that improve the financial return.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Windsor regulations and climate
Get answers to common questions about home solar services in Windsor, Illinois.
For a typical 6-8 kW system in Windsor, the gross cost before incentives ranges from $18,000 to $28,000. Crucially, Illinois homeowners benefit from the state's Solar Renewable Energy Credit (SREC) program through the Illinois Shines program, which provides a significant upfront payment or performance-based incentive. Combined with the 30% federal tax credit, this can reduce your net cost by 50% or more, making solar very affordable.
Windsor receives ample sunshine for effective solar production, averaging about 4 peak sun hours per day annually. Panels are most productive in cooler, sunny spring and fall months; summer heat can slightly reduce efficiency, while shorter winter days with potential snow cover yield lower production. Modern systems are designed for this climate, and light snow usually melts quickly off angled panels, with annual production more than sufficient to offset your energy use.
Prioritize installers who are licensed, insured, and have specific experience with the interconnection process for Ameren Illinois, our local utility. Look for established companies familiar with Shelby County building codes and the specific requirements of the Illinois Shines program. Always check local references, read reviews, and compare multiple detailed quotes that include system design, equipment warranties, and production guarantees.
From contract to activation, the process typically takes 3 to 5 months. This timeline includes system design, securing permits from local Windsor authorities, approval from Ameren Illinois for interconnection, the physical installation (1-3 days), and the final inspection and utility permission to operate. The Illinois Shines incentive application, handled by your installer, is a key step that can influence the schedule.
Maintenance is minimal—primarily keeping panels clear of heavy debris and checking for snow buildup in winter. With Ameren Illinois's net metering, your system's excess energy sent to the grid earns you a credit on your bill at the full retail rate. These credits roll over month-to-month, allowing you to build a surplus in sunny months to use during less productive periods, like cloudy winters, maximizing your annual savings.