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Solar Installation
Collinsville, IL

proSOLAR installs residential and commercial solar in Collinsville, IL. NABCEP certified. Illinois Shines rebates + 30% federal ITC. $0-down financing. 25-year all-inclusive warranty. Same certified Fenton-based crew — no subcontractors.

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NABCEP Certified Illinois Shines Enrolled 30% ITC — We File It BBB A+ Rated Veteran Founded Free Assessment
Serving Collinsville, IL

Solar Panel Installation in Collinsville, Illinois

proSOLAR has been serving the Metro East including Collinsville since 2008. We know Ameren Illinois interconnection requirements, Illinois Shines enrollment, and local permitting for Madison and St. Clair County projects.

Collinsville homeowners have access to the same full incentive stack as any Illinois customer: 30% federal ITC, Illinois Shines Adjustable Block Program payments, Ameren Illinois net metering, and PACE financing. proSOLAR files everything at no extra charge — you keep every dollar.

Illinois Incentives Available in Collinsville, IL:

30% federal ITC, Illinois Shines (Adjustable Block Program rebates), Ameren Illinois net metering, PACE financing, and MACRS accelerated depreciation for commercial. proSOLAR handles all documentation at no cost.

Solar Services Available in Collinsville, IL

Solar installation in Collinsville, Illinois by proSOLAR Solar Experts
$0Down financing available
Common Questions

Solar Installation FAQs — Collinsville, IL

Residential solar in Collinsville ranges $18,000–$35,000 before incentives. After the 30% federal ITC and Illinois Shines rebates, net cost typically runs $10,000–$20,000. $0-down financing available with free, no-obligation written estimates.
Illinois Shines (Adjustable Block Program) pays 15 years of REC-based production payments. Plus the 30% federal ITC, Ameren Illinois net metering at retail rate, and PACE financing options. proSOLAR handles all filings at no charge — including the Shines enrollment.
Yes. Collinsville is approximately 20 miles from our Fenton, MO headquarters. We're in Metro East regularly and carry Missouri and Illinois contractor licenses. Flat pricing — no travel surcharge.
Both are solid markets. Illinois has slightly fewer peak sun hours (4.0–4.5 vs Missouri's 4.8), but Illinois Shines REC payments partially offset that. Combined ROI is comparable or better in Illinois depending on utility rates and system size.

Ready to Go Solar in Collinsville, IL?

Free assessment. No pressure. We size your system honestly and give you a real ROI number — including your Illinois Shines enrollment estimate.

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