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Solar Panel Cost in Chicago, IL

Estimated costs and savings for ZIP code 60602 — updated for 2026

Urgent tax credit deadlines

  • Section 30D EV credit (up to $7,500) — expires June 30, 2026 (12 days left).
  • Section 48E solar ITC safe harbor — construction must start by July 4, 2026 (16 days left).
See the full deadline tracker

Gross Cost

$21,700

7kW system

Annual Savings

$1,494

$125/month

Payback Period

14.5 yrs

Break-even

Peak Sun Hours

4.3

hrs/day avg

Solar System Cost Breakdown — Chicago, IL

Estimated costs and savings for different residential solar system sizes in ZIP 60602. Costs based on IL average of $3.10/W and utility rate of $0.16/kWh.

System Cost Savings/yr Payback
4 kW $12,400 $854 14.5 yrs
5 kW $15,500 $1,067 14.5 yrs
6 kW $18,600 $1,281 14.5 yrs
7 kW (typical) $21,700 $1,494 14.5 yrs
8 kW $24,800 $1,708 14.5 yrs
10 kW $31,000 $2,135 14.5 yrs

Solar Production in Chicago, Illinois

Average Peak Sun Hours

4.3 hours/day

Moderate solar resource — still cost-effective

Est. Annual Production (7kW)

9,339 kWh

Based on 4.3 PSH × 7kW × 365 days × 85% efficiency

Average Utility Rate

$0.16/kWh

Above-average rates — good solar savings potential

Cost Per Watt in IL

$3.10/W

Near national average for installed cost

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Solar Panel FAQ — Chicago, IL

How much do solar panels cost in Chicago, IL?
A typical 7kW solar system in Chicago, IL (ZIP 60602) costs approximately $21,700 before any incentives. This works out to about $3.10 per watt installed. Smaller systems start around $12,400, while larger 10kW systems can cost up to $31,000.
How long is the solar payback period in Chicago?
The average solar payback period in Chicago, IL is approximately 14.5 years for a 7kW system. With estimated annual savings of $1,494, the system pays for itself and then generates free electricity for the remaining 15-20+ years of its lifespan.
How much can I save with solar panels in 60602?
Homeowners in Chicago, IL (ZIP 60602) can save approximately $125 per month or $1,494 per year with a standard 7kW solar system. Over 25 years, total savings can exceed $37,350, depending on utility rate increases.
How many peak sun hours does Chicago get?
Chicago, IL receives an average of 4.3 peak sun hours per day. This is near the national average, making solar a solid investment in this area.
What size solar system do I need for my home in Chicago?
The average home in Chicago, IL needs a 7kW solar system to offset their electricity usage. The exact size depends on your monthly electric bill, roof orientation, and available space. A 7kW system would produce approximately 9,339 kWh annually in ZIP 60602.

Solar Tools for Illinois

ROI Calculator

Exact payback analysis

System Sizer

Find your ideal kW

Incentive Finder

IL rebates & credits

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