Solar Panel Cost in Chicago, IL
Average solar installation in Chicago costs $35,678 before tax credits ($24,975 after 30% ITC). Chicago gets 4.5 peak sun hours/day.
Chicago 7kW System
$35,678
$24,975 after 30% ITC
Peak Sun Hours
4.5 hrs/day
Good solar potential
Est. Payback Period
14 years
at avg electricity rates
Solar Panel Cost in Chicago by System Size — 2026
| System Size | Before ITC | After 30% ITC |
|---|---|---|
| 5 kW (small home) up to 600 kWh/mo | $25,331 | $17,732 |
| 7 kW (average home) 700–900 kWh/mo | $35,678 | $24,975 |
| 10 kW (large home) 900–1,200 kWh/mo | $51,020 | $35,714 |
| 12 kW (very large) 1,200+ kWh/mo | $61,009 | $42,706 |
Prices include equipment, installation, and permitting for Chicago. ITC applies as a dollar-for-dollar federal tax credit.
Is Solar Worth It in Chicago? A 2026 Analysis
Chicago Solar Resource
Chicago receives 4.5 peak sun hours per day on average. This is good solar potential. The average US city gets 4.5–5.0 hours, so Chicago is a solid market for solar investment.
Illinois Net Metering
Net metering policy determines how much your utility pays for excess solar power. Illinois's net metering rules directly affect your financial return in Chicago. Full retail credit (what you pay per kWh = what you receive for exports) maximizes savings. Some utilities have reduced or eliminated net metering — check with your local utility before purchasing.
Financial Projections for Chicago
A typical 7 kW solar system in Chicago at $24,975 (after ITC) saves approximately $1,800/year at average electricity rates. That's a 14-year payback period. Over 25 years, the system generates roughly $20,025 in net savings above system cost.
Get Free Solar Quotes in Chicago
Compare Chicago solar installers and save an average of $3,000–$8,000 by getting competing bids.
FAQs — Solar Panels in Chicago
The average solar panel installation in Chicago, Illinois costs $35,678 for a typical 7 kW system. After the 30% federal Investment Tax Credit (ITC), the net cost is $24,975. With 4.5 average peak sun hours per day, Chicago has good solar potential.
Solar is a solid investment in Chicago with 4.5 peak sun hours/day. At average electricity rates, a properly sized system typically pays back in 14 years and generates savings over a 25-year lifespan. Check Illinois's net metering policy — full retail credit makes solar significantly more valuable.
Chicago solar owners can access: 1) Federal 30% Investment Tax Credit (through 2032) — saves $10,703 on a typical system; 2) Illinois state incentives — check your state's database for additional credits and rebates; 3) Local utility rebates — contact Chicago's utility provider; 4) Net metering — get credit for excess power sent to the grid.
In Chicago with 4.5 peak sun hours/day, a home using 900 kWh/month needs approximately 8 solar panels (400W each) — about a 3.2 kW system. Your solar installer will size the system based on your actual utility bills and roof conditions.
To find a trustworthy solar installer in Chicago: verify IL contractor licensing, check NABCEP certification (the gold standard for solar installers), read Google and BBB reviews, get at least 3 quotes, and use EnergySage's marketplace — it connects you with pre-screened Chicago installers competing for your business, which typically saves $3,000–$8,000 vs. going direct.