Solar Panels in Chicago, IL

Chicago gets 3.9 peak sun hours/day with electricity at $0.155/kWh. Calculate panels needed, cost after 30% ITC, and payback period.

Sun Hours
3.9/day
Rate
$0.155/kWh
Cost/Watt
$2.95
Net Metering
Yes

☀️ Chicago Solar Calculator

6,452 kWh
Panels
173
System Size
69.2 kW
Annual kWh
78,805
Net Cost
$142,898
Savings/yr
$12,215
Payback
11.7 yrs
25-Yr Savings
$162,477

System Sizes in Chicago

Monthly kWhPanelskWNet CostSavings/yrPayback
500145.6$11,564$98811.7 yrs
750218.4$17,346$1,48311.7 yrs
1,0002710.8$22,302$1,90611.7 yrs
1,5004116.4$33,866$2,89511.7 yrs
2,0005421.6$44,604$3,81311.7 yrs
2,5006726.8$55,342$4,73111.7 yrs

Solar Guide for Chicago (2026)

Chicago at latitude 41.88°N receives 3.9 peak sun hours/day. At $0.155/kWh, solar offers solid long-term savings.

Incentives: Federal ITC + IL Shines SRECs ($75/MWh).

NEC Solar Requirements

All installations must comply with NEC Article 690: rapid shutdown (690.12), conductor sizing at 125% (690.8), and proper grounding per NEC 250. Use our Solar Wire Size Calculator for conductor sizing.

Disclaimer: Estimates only. Consult a licensed solar installer. NEC Article 690 compliance required.

Frequently Asked Questions

See also: Solar in Illinois