Solar Panel Cost in Chicago, IL (2026)
Solar panel costs in Chicago, IL typically run above the Illinois state average. A 6 kW system in Chicago costs about $18,850 before the 30% federal ITC, with payback around 9.9 years at local utility rates.
Quick answer
In Chicago, a 6 kW solar panel system costs about $18,850 installed (9.9-year payback). After the 30% federal tax credit, net cost is roughly $13,200. Annual savings: ~$1,190/year at 14.5¢/kWh.
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Estimate for Illinois
$7,800net after 30% ITC
~4 kW · 10 panels · $11,200 before credits · 14.5¢/kWh
Annual savings
$792
Payback
9.8 yrs
25-year savings
$20,793
25-year savings timeline
Includes ~3% utility rate growth & 0.5%/yr panel degradation
Chicago vs US Average
| Metric | IL | US avg |
|---|---|---|
| 6 kW system (before credit) | $18,850 | $16,271 |
| Net cost after 30% ITC | $13,200 | $11,390 |
| Cost per watt | $0.00/W | — |
| Annual electricity savings | $1,190 | $1,335 |
| Payback period (years) | 9.9 yrs | 9 yrs |
| Electricity rate | 14.5¢/kWh | — |
Updated 2026-07-07. Estimates only.
What affects solar costs in Chicago?
ComEd territory dominates Chicagoland — net metering credits apply at retail rate for surplus generation. Suburban Naperville and Schaumburg often have 10–15% lower install labor than downtown Chicago.
Snow load and winter production dips are modeled in annual estimates — summer surplus offsets winter draw under net metering.
Chicago metro costs run 8–12% above Illinois average; payback often 10–13 years with moderate rates but strong summer production.
Chicago solar snapshot
- 6 kW system: $14,650 – $25,950
- After 30% ITC: $13,200
- Electric rate: 14.5¢/kWh · Peak sun: 4.4 hrs/day
- Payback: ~9.9 years · Annual savings: ~$1,190
How to maximize solar ROI in Chicago
- Compare Chicago vs. suburban quotes
- Verify ComEd interconnection timeline
- Size on annual kWh not summer peak only
Frequently Asked Questions
How much do solar panels cost in Chicago?
A 6 kW solar system in Chicago, IL typically costs $14,650–$25,950 before incentives, or $13,200 after the 30% federal tax credit.
Is solar worth it in Chicago?
With 14.5¢/kWh electricity rates and 4.4 peak sun hours, Chicago homeowners often see 9.9-year payback. Use our calculator for your roof and usage.
How does Chicago compare to Illinois?
Chicago install pricing is among the higher-cost metros in Illinois.
Related pages
How We Calculate Solar Costs
MySunROI estimates combine NREL residential PV installed-price benchmarks, EIA state electricity rates, and regional labor modifiers — updated 2026-07-07.
Estimates only. Last updated 2026-07-07. Estimates based on NREL PV cost benchmarks, EIA electricity rates, and 2026 installer pricing surveys.